
public abstract class BaseChannel

Objects representing a channel.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public enum`	`BaseChannel.ChannelType`	Represents channel types.`OPEN` for `OpenChannel` and `GROUP` for `GroupChannel`.
`public enum`	`BaseChannel.MessageTypeFilter`	Represents messages type filter to be used when messages list are read.`USER` for `UserMessage`, `FILE` for `FileMessage` and`ADMIN` for `AdminMessage`.
`public interface`	`BaseChannel.GetMessagesHandler`	GetMessages handler. This provides callback for all getting messages related methods.
`public interface`	`BaseChannel.GetMessageChangeLogsHandler`	GetMessageChangeLogsHandler handler. This provides callback for all getting message changelogs related methods.
`public interface`	`BaseChannel.GetMessageChangeLogsByTokenHandler`	GetMessageChangeLogsByToken handler. This provides callback for all getting message changelogs related methods.
`public interface`	`BaseChannel.MetaCounterHandler`	MetaCounter handler. This provides callback for all meta counter related methods.Refer to createMetaCounters.
`public interface`	`BaseChannel.DeleteMetaCounterHandler`	DeleteMetaCounter handler. This provides callback for deleteMetaCounter and deleteAllMetaCounters.
`public interface`	`BaseChannel.MetaDataHandler`	MetaData handler. This provides callback for all meta data related methods.Refer to createMetaData.
`public interface`	`BaseChannel.DeleteMetaDataHandler`	DeleteMetaData handler. This provides callback for deleteMetaData and deleteAllMetaData.
`public interface`	`BaseChannel.SendUserMessageHandler`	SendUserMessage handler. This provides callback for sendUserMessage and sendUserMessage.
`public interface`	`BaseChannel.ResendUserMessageHandler`	ResendUserMessage handler. This provides callback for resendUserMessage.
`public interface`	`BaseChannel.TranslateUserMessageHandler`	TranslateUserMessage handler. This provides callback for translateUserMessage.
`public interface`	`BaseChannel.BaseSendFileMessageHandler`
`public interface`	`BaseChannel.SendFileMessageHandler`	SendFileMessage handler.This provides callback for sendFileMessage and sendFileMessage.
`public interface`	`BaseChannel.SendFileMessageWithProgressHandler`	SendFileMessage handler.This provides callback for sendFileMessage.
`public interface`	`BaseChannel.ResendFileMessageHandler`	ResendFileMessage handler.This provides callback for resendFileMessage.
`public interface`	`BaseChannel.ResendFileMessageWithProgressHandler`	ResendFileMessage handler.This provides callback for resendFileMessage.
`public interface`	`BaseChannel.SendFileMessagesHandler`	SendFileMessages handler.This provides callback for sendFileMessages.
`public interface`	`BaseChannel.SendFileMessagesWithProgressHandler`	SendFileMessages handler.This provides callback for sendFileMessages.
`public interface`	`BaseChannel.CopyUserMessageHandler`	ForwardUserMessage handler.This provides callback for copyUserMessage.
`public interface`	`BaseChannel.CopyFileMessageHandler`	ForwardFileMessage handler.This provides callback for copyFileMessage.
`public interface`	`BaseChannel.DeleteMessageHandler`	DeleteMessage handler.This provides callback for deleteMessage.
`public interface`	`BaseChannel.UpdateUserMessageHandler`	A handler to receive a callback from updateUserMessage.
`public interface`	`BaseChannel.UpdateFileMessageHandler`	A handler to receive a callback from updateFileMessage.
`public interface`	`BaseChannel.ReactionHandler`	Reaction handler. This provides callback for reaction related methods.
`public interface`	`BaseChannel.MessageMetaArrayHandler`	MessageMetaArray handler.Refer to createMessageMetaArrayKeys, deleteMessageMetaArrayKeys, addMessageMetaArrayValues, removeMessageMetaArrayValues.
`public interface`	`BaseChannel.GetMyMutedInfoHandler`	GetMyMutedInfo handler. This handler provides callback for getMyMutedInfo.
`public enum`	`BaseChannel.ReportCategory`	Report category.
`public interface`	`BaseChannel.ReportHandler`	Report handler.This handler provides callback for report.
`public interface`	`BaseChannel.ReportUserHandler`	ReportUser handler.This handler provides callback for reportUser.
`public interface`	`BaseChannel.ReportMessageHandler`	ReportMessage handler.This handler provides callback for reportMessage.

Method Summary

Modifier and Type	Method	Description
`static BaseChannel`	`buildFromSerializedData(Array<byte> data)`	Builds `GroupChannel` or `OpenChannel` instance from serialized datagenerated by serialize.
`Array<byte>`	`serialize()`	Serializes the `GroupChannel` or `OpenChannel` instance.
`String`	`getData()`	Returns channel data.
`String`	`getUrl()`	Returns unique channel URL.
`long`	`getCreatedAt()`	Returns channel creation time.
`String`	`getName()`	Returns topic or name of the channel.
`String`	`getCoverUrl()`	Returns cover image URL.
`boolean`	`isOpenChannel()`	Checks whether the instance is OpenChannel type.
`boolean`	`isGroupChannel()`	Checks whether the instance is GroupChannel type.
`boolean`	`isFrozen()`	Checks if this channel is frozen.
`boolean`	`isEphemeral()`	Checks if this channel is ephemeral.
`PreviousMessageListQuery`	`createPreviousMessageListQuery()`	Creates previous message list query for this channel.
`MessageListQuery`	`createMessageListQuery()`	Creates message list query for this channel.
`OperatorListQuery`	`createOperatorListQuery()`	Creates a query instance to get the operator list from this channel.
`PollListQuery`	`createPollListQuery()`	Creates a query instance to get the poll list from this channel.
`PollVoterListQuery`	`createPollVoterListQuery(long pollId, long pollOptionId)`	Creates a query instance to get the voters of a poll option.
`void`	`getMessagesByMessageId(long messageId, MessageListParams params, BaseChannel.GetMessagesHandler handler)`	Retrieves previous or next messages based on the message ID in a specific channel.
`void`	`getMessagesByTimestamp(long ts, MessageListParams params, BaseChannel.GetMessagesHandler handler)`	Retrieves previous or next messages based on the timestamp in a specific channel.
`void`	`getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given timestamp.
`void`	`getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given timestamp.
`void`	`getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given timestamp.
`void`	`getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given timestamp.
`void`	`getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given timestamp.
`void`	`getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given timestamp.
`void`	`getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given timestamp.
`void`	`getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given timestamp.
`void`	`getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the messages created before and after the given timestamp.
`void`	`getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the messages created before and after the given timestamp.
`void`	`getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the messages created before and after the given timestamp.
`void`	`getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the messages created before and after the given timestamp.
`void`	`getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given ID.
`void`	`getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given ID.
`void`	`getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given ID.
`void`	`getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the next messages from given ID.
`void`	`getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given ID.
`void`	`getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given ID.
`void`	`getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given ID.
`void`	`getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the previous messages from given ID.
`void`	`getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)`	Requests the messages created earlier or later than the given ID.
`void`	`getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)`	Requests the messages created earlier or later than the given ID.
`void`	`getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)`	Requests the messages created earlier or later than the given ID.
`void`	`getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)`	Requests the messages created earlier or later than the given ID.
`void`	`getMessageChangeLogsByToken(String token, BaseChannel.GetMessageChangeLogsByTokenHandler handler)`	Requests the message changelogs from given token.
`void`	`getMessageChangeLogsByToken(String token, boolean includeMetaArray, BaseChannel.GetMessageChangeLogsByTokenHandler handler)`	Requests the message changelogs from given token.
`void`	`getMessageChangeLogsByToken(String token, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given timestamp.
`void`	`getMessageChangeLogsSinceToken(String token, MessageChangeLogsParams params, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given token.
`void`	`getMessageChangeLogsByTimestamp(long ts, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given timestamp.
`void`	`getMessageChangeLogsByTimestamp(long ts, boolean includeMetaArray, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given timestamp.
`void`	`getMessageChangeLogsByTimestamp(long ts, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given timestamp.
`void`	`getMessageChangeLogsSinceTimestamp(long ts, MessageChangeLogsParams params, BaseChannel.GetMessageChangeLogsHandler handler)`	Requests message change logs after given timestamp.
`FileMessage`	`sendFileMessage(String fileUrl, String name, String type, int size, String data, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(String fileUrl, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, String customType, List<FileMessage.ThumbnailSize> thumbnailSizes, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, BaseChannel.SendFileMessageWithProgressHandler handler)`	Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageWithProgressHandler handler)`	Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(File file, String name, String type, int size, String data, String customType, List<FileMessage.ThumbnailSize> thumbnailSizes, BaseChannel.SendFileMessageWithProgressHandler handler)`	Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url.
`FileMessage`	`sendFileMessage(FileMessageParams params, BaseChannel.SendFileMessageHandler handler)`	Sends a file with given file information.
`FileMessage`	`sendFileMessage(FileMessageParams params, BaseChannel.SendFileMessageWithProgressHandler handler)`	Sends a file with given file information and gets callback for uploading progress.
`List<FileMessage>`	`sendFileMessages(List<FileMessageParams> paramsList, BaseChannel.SendFileMessagesHandler handler)`	Sends files with given files information.The maximum number of files is 20.
`List<FileMessage>`	`sendFileMessages(List<FileMessageParams> paramsList, BaseChannel.SendFileMessagesWithProgressHandler handler)`	Sends files with given files information and gets callback for uploading progress.The maximum number of files is 20.This method handles FileMessageParams only which have set binary file not URL.
`UserMessage`	`sendUserMessage(String message, BaseChannel.SendUserMessageHandler handler)`	Sends a user message.
`UserMessage`	`sendUserMessage(String message, String data, BaseChannel.SendUserMessageHandler handler)`	Sends a user message.
`UserMessage`	`sendUserMessage(String message, String data, String customType, BaseChannel.SendUserMessageHandler handler)`	Sends a user message.
`UserMessage`	`sendUserMessage(String message, String data, String customType, List<String> targetLanguages, BaseChannel.SendUserMessageHandler handler)`	Sends a user message.
`UserMessage`	`sendUserMessage(UserMessageParams params, BaseChannel.SendUserMessageHandler handler)`	Sends a user message.
`UserMessage`	`resendMessage(UserMessage userMessage, BaseChannel.ResendUserMessageHandler handler)`	Resends a failed user message.
`FileMessage`	`resendMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageHandler handler)`	Resends a file with given file information.
`FileMessage`	`resendMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageWithProgressHandler handler)`	Resends a file with given file information and gets callback for uploading progress.
`void`	`resendFileMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageHandler handler)`	Resends a file with given file information.
`void`	`resendFileMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageWithProgressHandler handler)`	Resends a file with given file information and gets callback for uploading progress.
`void`	`resendUserMessage(UserMessage userMessage, BaseChannel.ResendUserMessageHandler handler)`	Resends a failed user message.
`void`	`translateUserMessage(UserMessage userMessage, List<String> targetLanguages, BaseChannel.TranslateUserMessageHandler handler)`	Translates a user message.
`FileMessage`	`copyFileMessage(BaseChannel targetChannel, FileMessage fileMessage, BaseChannel.CopyFileMessageHandler handler)`	Copies a file message from this channel to the target channel.
`UserMessage`	`copyUserMessage(BaseChannel targetChannel, UserMessage userMessage, BaseChannel.CopyUserMessageHandler handler)`	Copies a user message from this channel to the target channel.
`void`	`createMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)`	Creates meta counters.
`void`	`updateMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)`	Updates meta counters.
`void`	`increaseMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)`	Increases meta counters.
`void`	`decreaseMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)`	Decreases meta counters.
`void`	`getMetaCounters(Collection<String> keys, BaseChannel.MetaCounterHandler handler)`	Gets meta counters.
`void`	`getAllMetaCounters(BaseChannel.MetaCounterHandler handler)`	Get all meta counters.
`void`	`deleteMetaCounter(String key, BaseChannel.DeleteMetaCounterHandler handler)`	Deletes a meta counter.
`void`	`deleteAllMetaCounters(BaseChannel.DeleteMetaCounterHandler handler)`	Deletes all meta counters.
`void`	`createMetaData(Map<String, String> metaDataMap, BaseChannel.MetaDataHandler handler)`	Creates meta data.
`void`	`updateMetaData(Map<String, String> metaDataMap, BaseChannel.MetaDataHandler handler)`	Updates meta data.
`void`	`getMetaData(Collection<String> keys, BaseChannel.MetaDataHandler handler)`	Gets meta data.
`void`	`getAllMetaData(BaseChannel.MetaDataHandler handler)`	Gets all meta data.
`void`	`deleteMetaData(String key, BaseChannel.DeleteMetaDataHandler handler)`	Deletes a meta data.
`void`	`deleteAllMetaData(BaseChannel.DeleteMetaDataHandler handler)`	Deletes all meta data.
`void`	`deleteMessage(BaseMessage message, BaseChannel.DeleteMessageHandler handler)`	Deletes a message.
`void`	`updateUserMessage(long messageId, String body, String data, String customType, BaseChannel.UpdateUserMessageHandler handler)`	Updates a `UserMessage` that was previously sent in the channel.
`void`	`updateUserMessage(long messageId, UserMessageParams params, BaseChannel.UpdateUserMessageHandler handler)`	Updates a `UserMessage` that was previously sent in the channel.
`void`	`updateFileMessage(long messageId, String data, String customType, BaseChannel.UpdateFileMessageHandler handler)`	Updates a `FileMessage` that was previously sent in the channel.Note that the file itself cannot be changed; only the fields stored within the message can be modified.
`void`	`updateFileMessage(long messageId, FileMessageParams params, BaseChannel.UpdateFileMessageHandler handler)`	Updates a `FileMessage` that was previously sent in the channel.Note that the file itself cannot be changed; only the fields stored within the message can be modified.
`boolean`	`cancelFileMessageUpload(String requestId)`	Cancels an ongoing `FileMessage` upload.
`void`	`addReaction(BaseMessage message, String key, BaseChannel.ReactionHandler handler)`	Adds `Reaction`.
`void`	`deleteReaction(BaseMessage message, String key, BaseChannel.ReactionHandler handler)`	Deletes `Reaction`.
`void`	`createMessageMetaArrayKeys(BaseMessage message, List<String> metaArrayKeys, BaseChannel.MessageMetaArrayHandler handler)`	Creates message meta array keys.
`void`	`deleteMessageMetaArrayKeys(BaseMessage message, List<String> metaArrayKeys, BaseChannel.MessageMetaArrayHandler handler)`	Deletes message meta array keys.
`void`	`addMessageMetaArrayValues(BaseMessage message, Map<String, List<String>> metaArrayMap, BaseChannel.MessageMetaArrayHandler handler)`	Adds message meta array values.
`void`	`addMessageMetaArrayValues(BaseMessage message, List<MessageMetaArray> metaArrays, BaseChannel.MessageMetaArrayHandler handler)`	Adds message meta array values.
`void`	`removeMessageMetaArrayValues(BaseMessage message, Map<String, List<String>> metaArrayMap, BaseChannel.MessageMetaArrayHandler handler)`	Removes message meta array values.
`void`	`removeMessageMetaArrayValues(BaseMessage message, List<MessageMetaArray> metaArrays, BaseChannel.MessageMetaArrayHandler handler)`	Removes message meta array values.
`void`	`getMyMutedInfo(BaseChannel.GetMyMutedInfoHandler handler)`	Gets my muted information in this channel.
`void`	`report(BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportHandler handler)`	Reports this channel of inappropriate activities.
`void`	`reportUser(User offendingUser, BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportUserHandler handler)`	Reports a user of suspicious activities.
`void`	`reportMessage(BaseMessage message, BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportMessageHandler handler)`	Reports a malicious message.
`void`	`addOperators(Collection<String> userIds, AddOperatorsHandler handler)`	Add operators to the channel.
`void`	`removeOperators(Collection<String> userIds, RemoveOperatorsHandler handler)`	Remove operators from the channel.
`void`	`removeAllOperators(RemoveAllOperatorsHandler handler)`	Remove all operators from the channel.
`final Map<String, String>`	`getCachedMetaData()`	Returns all locally cached metadata as a map.
`String`	`toString()`
`boolean`	`equals(Object o)`
`int`	`hashCode()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - buildFromSerializedData
```
 static BaseChannel buildFromSerializedData(Array<byte> data)
```
    Builds GroupChannel or OpenChannel instance from serialized datagenerated by serialize.
    
    Parameters:
    
    data - Serialized GroupChannel or OpenChannel data.
  - serialize
```
 Array<byte> serialize()
```
    Serializes the GroupChannel or OpenChannel instance. This byte array can be storedin the database in your application. The instance can be restored by buildFromSerializedData.
  - getData
```
 String getData()
```
    Returns channel data.
  - getUrl
```
 String getUrl()
```
    Returns unique channel URL.
  - getCreatedAt
```
 long getCreatedAt()
```
    Returns channel creation time.
  - getName
```
 String getName()
```
    Returns topic or name of the channel.
  - getCoverUrl
```
 String getCoverUrl()
```
    Returns cover image URL.
  - isOpenChannel
```
 boolean isOpenChannel()
```
    Checks whether the instance is OpenChannel type.
  - isGroupChannel
```
 boolean isGroupChannel()
```
    Checks whether the instance is GroupChannel type.
  - isFrozen
```
 boolean isFrozen()
```
    Checks if this channel is frozen.
  - isEphemeral
```
 boolean isEphemeral()
```
    Checks if this channel is ephemeral.
  - createPreviousMessageListQuery
```
 PreviousMessageListQuery createPreviousMessageListQuery()
```
    Creates previous message list query for this channel.
  - createMessageListQuery
```
@Deprecated() MessageListQuery createMessageListQuery()
```
    Creates message list query for this channel.
  - createOperatorListQuery
```
 OperatorListQuery createOperatorListQuery()
```
    Creates a query instance to get the operator list from this channel.
  - createPollListQuery
```
 PollListQuery createPollListQuery()
```
    Creates a query instance to get the poll list from this channel.
  - createPollVoterListQuery
```
 PollVoterListQuery createPollVoterListQuery(long pollId, long pollOptionId)
```
    Creates a query instance to get the voters of a poll option.
  - getMessagesByMessageId
```
 void getMessagesByMessageId(long messageId, MessageListParams params, BaseChannel.GetMessagesHandler handler)
```
    Retrieves previous or next messages based on the message ID in a specific channel.The result is passed to handler as list.
    
    Parameters:
    
    messageId - Specifies the message ID to be the reference point for messages to retrieve.
    
    params - Params for getting message list.
    
    handler - Callback handler.
  - getMessagesByTimestamp
```
 void getMessagesByTimestamp(long ts, MessageListParams params, BaseChannel.GetMessagesHandler handler)
```
    Retrieves previous or next messages based on the timestamp in a specific channel.The result is passed to handler as list.
    
    Parameters:
    
    ts - Specifies the timestamp to be the reference point for messages to retrieve, in Unix milliseconds format.
    
    params - Params for getting message list.
    
    handler - Callback handler.
  - getNextMessagesByTimestamp
```
@Deprecated() void getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getNextMessagesByTimestamp
```
@Deprecated() void getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getNextMessagesByTimestamp
```
@Deprecated() void getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getNextMessagesByTimestamp
```
@Deprecated() void getNextMessagesByTimestamp(long ts, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getPreviousMessagesByTimestamp
```
@Deprecated() void getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getPreviousMessagesByTimestamp
```
@Deprecated() void getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getPreviousMessagesByTimestamp
```
@Deprecated() void getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getPreviousMessagesByTimestamp
```
@Deprecated() void getPreviousMessagesByTimestamp(long ts, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    isInclusive - Whether messages sent exactly on the timestamp should be loaded.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesByTimestamp
```
@Deprecated() void getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created before and after the given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesByTimestamp
```
@Deprecated() void getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created before and after the given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesByTimestamp
```
@Deprecated() void getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created before and after the given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesByTimestamp
```
@Deprecated() void getPreviousAndNextMessagesByTimestamp(long ts, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created before and after the given timestamp.The result is passed to handler as list.
    
    Parameters:
    
    ts - Starting message timestamp to load.
    
    prevResultSize - The number of messages sent to prior to the timestamp that should be loaded.
    
    nextResultSize - The number of messages sent after the timestamp that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getNextMessagesById
```
@Deprecated() void getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getNextMessagesById
```
@Deprecated() void getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getNextMessagesById
```
@Deprecated() void getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getNextMessagesById
```
@Deprecated() void getNextMessagesById(long msgId, boolean isInclusive, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the next messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getPreviousMessagesById
```
@Deprecated() void getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getPreviousMessagesById
```
@Deprecated() void getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getPreviousMessagesById
```
@Deprecated() void getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getPreviousMessagesById
```
@Deprecated() void getPreviousMessagesById(long msgId, boolean isInclusive, int prevResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the previous messages from given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    isInclusive - Whether the message exactly on the ID should be loaded.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesById
```
@Deprecated() void getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created earlier or later than the given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesById
```
@Deprecated() void getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created earlier or later than the given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesById
```
@Deprecated() void getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created earlier or later than the given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getPreviousAndNextMessagesById
```
@Deprecated() void getPreviousAndNextMessagesById(long msgId, int prevResultSize, int nextResultSize, boolean reverse, BaseChannel.MessageTypeFilter messageType, String customType, List<String> senderUserIds, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessagesHandler handler)
```
    Requests the messages created earlier or later than the given ID.The result is passed to handler as list.
    
    Parameters:
    
    msgId - Starting message ID to load.
    
    prevResultSize - The number of messages sent to prior to the ID that should be loaded.
    
    nextResultSize - The number of messages sent after the ID that should be loaded.
    
    reverse - If true the result will be returned by creation time descending order.
    
    messageType - Returns messages whose type matches BaseChannel.MessageTypeFilter.
    
    customType - Returns messages that have a matching custom type.
    
    senderUserIds - Returns messages whose sender user id matches sender user ids.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getMessageChangeLogsByToken
```
@Deprecated() void getMessageChangeLogsByToken(String token, BaseChannel.GetMessageChangeLogsByTokenHandler handler)
```
    Requests the message changelogs from given token.The result is passed to handler.
    
    Parameters:
    
    token - Token to get next message changelogs.
    
    handler - Callback handler.
  - getMessageChangeLogsByToken
```
@Deprecated() void getMessageChangeLogsByToken(String token, boolean includeMetaArray, BaseChannel.GetMessageChangeLogsByTokenHandler handler)
```
    Requests the message changelogs from given token.The result is passed to handler.
    
    Parameters:
    
    token - Token to get next message changelogs.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getMessageChangeLogsByToken
```
@Deprecated() void getMessageChangeLogsByToken(String token, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given timestamp.The result is passed to handler.
    
    Parameters:
    
    token - Token to get next message changelogs.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getMessageChangeLogsSinceToken
```
 void getMessageChangeLogsSinceToken(String token, MessageChangeLogsParams params, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given token.The result is passed to handler.
    
    Parameters:
    
    token - Specifies the token to be the reference point for the changelogs to retrieve.
    
    params - Params for getting change logs.
    
    handler - Callback handler.
  - getMessageChangeLogsByTimestamp
```
@Deprecated() void getMessageChangeLogsByTimestamp(long ts, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given timestamp.The result is passed to handler.
    
    Parameters:
    
    ts - Specifies the timestamp to be the reference point for changelogs to retrieve, in Unix milliseconds format.
    
    handler - Callback handler.
  - getMessageChangeLogsByTimestamp
```
@Deprecated() void getMessageChangeLogsByTimestamp(long ts, boolean includeMetaArray, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given timestamp.The result is passed to handler.
    
    Parameters:
    
    ts - Timestamp to load change logs.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    handler - Callback handler.
  - getMessageChangeLogsByTimestamp
```
@Deprecated() void getMessageChangeLogsByTimestamp(long ts, boolean includeMetaArray, boolean includeReactions, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given timestamp.The result is passed to handler.
    
    Parameters:
    
    ts - Timestamp to load change logs.
    
    includeMetaArray - If true the result will be returned with message meta array.
    
    includeReactions - If true the result will be returned with message reactions.
    
    handler - Callback handler.
  - getMessageChangeLogsSinceTimestamp
```
 void getMessageChangeLogsSinceTimestamp(long ts, MessageChangeLogsParams params, BaseChannel.GetMessageChangeLogsHandler handler)
```
    Requests message change logs after given timestamp.The result is passed to handler.
    
    Parameters:
    
    ts - Timestamp to load change logs.
    
    params - Params for getting change logs.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(String fileUrl, String name, String type, int size, String data, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    fileUrl - URL of file to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(String fileUrl, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    fileUrl - URL of file to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    customType - Custom type.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(File file, String name, String type, int size, String data, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    handler - Callback handler.
  - sendFileMessage
```
@Deprecated() FileMessage sendFileMessage(File file, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    customType - Custom type.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(File file, String name, String type, int size, String data, String customType, List<FileMessage.ThumbnailSize> thumbnailSizes, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    customType - Custom type.
    
    thumbnailSizes - Thumbnail sizes to be generated.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(File file, String name, String type, int size, String data, BaseChannel.SendFileMessageWithProgressHandler handler)
```
    Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    handler - Callback handler.
  - sendFileMessage
```
@Deprecated() FileMessage sendFileMessage(File file, String name, String type, int size, String data, String customType, BaseChannel.SendFileMessageWithProgressHandler handler)
```
    Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    customType - Custom type.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(File file, String name, String type, int size, String data, String customType, List<FileMessage.ThumbnailSize> thumbnailSizes, BaseChannel.SendFileMessageWithProgressHandler handler)
```
    Sends a file with given file information and gets callback for uploading progress.File size value will only be used when sending a file message with a url. When sending afile message with local file, Sendbird calculates the file size on your behalf and file sizevalue will be ignored.
    
    Parameters:
    
    file - File to be sent.
    
    name - File name.
    
    type - File type.
    
    size - File size.
    
    data - Custom field.
    
    customType - Custom type.
    
    thumbnailSizes - Thumbnail sizes to be generated.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(FileMessageParams params, BaseChannel.SendFileMessageHandler handler)
```
    Sends a file with given file information.
    
    Parameters:
    
    params - Params of file message.
    
    handler - Callback handler.
  - sendFileMessage
```
 FileMessage sendFileMessage(FileMessageParams params, BaseChannel.SendFileMessageWithProgressHandler handler)
```
    Sends a file with given file information and gets callback for uploading progress.
    
    Parameters:
    
    params - Params of file message.
    
    handler - Callback handler.
  - sendFileMessages
```
 List<FileMessage> sendFileMessages(List<FileMessageParams> paramsList, BaseChannel.SendFileMessagesHandler handler)
```
    Sends files with given files information.The maximum number of files is 20.
    
    Parameters:
    
    paramsList - List of params of file message.
    
    handler - Callback handler.
  - sendFileMessages
```
 List<FileMessage> sendFileMessages(List<FileMessageParams> paramsList, BaseChannel.SendFileMessagesWithProgressHandler handler)
```
    Sends files with given files information and gets callback for uploading progress.The maximum number of files is 20.This method handles FileMessageParams only which have set binary file not URL.
    
    Parameters:
    
    paramsList - List of params of file message.
    
    handler - Callback handler.
  - sendUserMessage
```
 UserMessage sendUserMessage(String message, BaseChannel.SendUserMessageHandler handler)
```
    Sends a user message.
    
    Parameters:
    
    message - String message.
    
    handler - Callback handler.
  - sendUserMessage
```
@Deprecated() UserMessage sendUserMessage(String message, String data, BaseChannel.SendUserMessageHandler handler)
```
    Sends a user message.
    
    Parameters:
    
    message - String message.
    
    data - Custom field.
    
    handler - Callback handler.
  - sendUserMessage
```
@Deprecated() UserMessage sendUserMessage(String message, String data, String customType, BaseChannel.SendUserMessageHandler handler)
```
    Sends a user message.
    
    Parameters:
    
    message - String message.
    
    data - Custom field.
    
    customType - Custom type.
    
    handler - Callback handler.
  - sendUserMessage
```
 UserMessage sendUserMessage(String message, String data, String customType, List<String> targetLanguages, BaseChannel.SendUserMessageHandler handler)
```
    Sends a user message.
    
    Parameters:
    
    message - String message.
    
    data - Custom field.
    
    customType - Custom type.
    
    targetLanguages - Target language codes (for example "es" for spanish) the message will be translated to.
    
    handler - Callback handler.
  - sendUserMessage
```
 UserMessage sendUserMessage(UserMessageParams params, BaseChannel.SendUserMessageHandler handler)
```
    Sends a user message.
    
    Parameters:
    
    params - Params of user message.
    
    handler - Callback handler.
  - resendMessage
```
 UserMessage resendMessage(UserMessage userMessage, BaseChannel.ResendUserMessageHandler handler)
```
    Resends a failed user message.
    
    Parameters:
    
    userMessage - Failed user message.
    
    handler - Callback handler.
  - resendMessage
```
 FileMessage resendMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageHandler handler)
```
    Resends a file with given file information.
    
    Parameters:
    
    fileMessage - Failed fileMessage.
    
    file - File to resend.
    
    handler - Callback handler.
  - resendMessage
```
 FileMessage resendMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageWithProgressHandler handler)
```
    Resends a file with given file information and gets callback for uploading progress.
    
    Parameters:
    
    fileMessage - Failed file message.
    
    file - File to resend.
    
    handler - Callback handler.
  - resendFileMessage
```
 void resendFileMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageHandler handler)
```
    Resends a file with given file information.
    
    Parameters:
    
    fileMessage - Failed fileMessage.
    
    file - File to resend.
    
    handler - Callback handler.
  - resendFileMessage
```
 void resendFileMessage(FileMessage fileMessage, File file, BaseChannel.ResendFileMessageWithProgressHandler handler)
```
    Resends a file with given file information and gets callback for uploading progress.
    
    Parameters:
    
    fileMessage - Failed file message.
    
    file - File to resend.
    
    handler - Callback handler.
  - resendUserMessage
```
 void resendUserMessage(UserMessage userMessage, BaseChannel.ResendUserMessageHandler handler)
```
    Resends a failed user message.
    
    Parameters:
    
    userMessage - Failed user message.
    
    handler - Callback handler.
  - translateUserMessage
```
 void translateUserMessage(UserMessage userMessage, List<String> targetLanguages, BaseChannel.TranslateUserMessageHandler handler)
```
    Translates a user message.
    
    Parameters:
    
    userMessage - User message to translate.
    
    targetLanguages - Target language codes (for example "es" for spanish) the message will be translated to.
    
    handler - Callback handler.
  - copyFileMessage
```
 FileMessage copyFileMessage(BaseChannel targetChannel, FileMessage fileMessage, BaseChannel.CopyFileMessageHandler handler)
```
    Copies a file message from this channel to the target channel.
    
    Parameters:
    
    targetChannel - Target channel.
    
    fileMessage - Message to be forwarded.
    
    handler - Callback handler.
  - copyUserMessage
```
 UserMessage copyUserMessage(BaseChannel targetChannel, UserMessage userMessage, BaseChannel.CopyUserMessageHandler handler)
```
    Copies a user message from this channel to the target channel.
    
    Parameters:
    
    targetChannel - Target channel.
    
    userMessage - Message to be forwarded.
    
    handler - Callback handler.
  - createMetaCounters
```
 void createMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)
```
    Creates meta counters. This can be used to customize the channel.
    
    Parameters:
    
    metaCounterMap - Meta counter key-value map.
    
    handler - Callback handler.
  - updateMetaCounters
```
 void updateMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)
```
    Updates meta counters.
    
    Parameters:
    
    metaCounterMap - Meta counter key-value map to update.
    
    handler - Callback handler.
  - increaseMetaCounters
```
 void increaseMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)
```
    Increases meta counters. This increases atomically the keyed meta counter by the specified value.
    
    Parameters:
    
    metaCounterMap - Meta counter key-value map to increase by the specified value.
    
    handler - Callback handler.
  - decreaseMetaCounters
```
 void decreaseMetaCounters(Map<String, Integer> metaCounterMap, BaseChannel.MetaCounterHandler handler)
```
    Decreases meta counters. This decreases atomically the keyed meta counter by the specified value.
    
    Parameters:
    
    metaCounterMap - Meta counter key-value map to decrease by the specified value.
    
    handler - Callback handler.
  - getMetaCounters
```
 void getMetaCounters(Collection<String> keys, BaseChannel.MetaCounterHandler handler)
```
    Gets meta counters.
    
    Parameters:
    
    keys - Meta counters to get.
    
    handler - Callback handler.
  - getAllMetaCounters
```
 void getAllMetaCounters(BaseChannel.MetaCounterHandler handler)
```
    Get all meta counters.
    
    Parameters:
    
    handler - Callback handler.
  - deleteMetaCounter
```
 void deleteMetaCounter(String key, BaseChannel.DeleteMetaCounterHandler handler)
```
    Deletes a meta counter.
    
    Parameters:
    
    key - Meta counter key to delete.
    
    handler - Callback handler.
  - deleteAllMetaCounters
```
 void deleteAllMetaCounters(BaseChannel.DeleteMetaCounterHandler handler)
```
    Deletes all meta counters.
    
    Parameters:
    
    handler - Callback handler.
  - createMetaData
```
 void createMetaData(Map<String, String> metaDataMap, BaseChannel.MetaDataHandler handler)
```
    Creates meta data. This can be used to customize the channel.
    
    Parameters:
    
    metaDataMap - Meta data key-value map.
    
    handler - Callback handler.
  - updateMetaData
```
 void updateMetaData(Map<String, String> metaDataMap, BaseChannel.MetaDataHandler handler)
```
    Updates meta data.
    
    Parameters:
    
    metaDataMap - Meta data key-value map to update.
    
    handler - Callback handler.
  - getMetaData
```
 void getMetaData(Collection<String> keys, BaseChannel.MetaDataHandler handler)
```
    Gets meta data.
    
    Parameters:
    
    keys - Meta data to get.
    
    handler - Callback handler.
  - getAllMetaData
```
 void getAllMetaData(BaseChannel.MetaDataHandler handler)
```
    Gets all meta data.
    
    Parameters:
    
    handler - Callback handler.
  - deleteMetaData
```
 void deleteMetaData(String key, BaseChannel.DeleteMetaDataHandler handler)
```
    Deletes a meta data.
    
    Parameters:
    
    key - Meta data key to delete.
    
    handler - Callback handler.
  - deleteAllMetaData
```
 void deleteAllMetaData(BaseChannel.DeleteMetaDataHandler handler)
```
    Deletes all meta data.
    
    Parameters:
    
    handler - Callback handler.
  - deleteMessage
```
 void deleteMessage(BaseMessage message, BaseChannel.DeleteMessageHandler handler)
```
    Deletes a message.
    
    Parameters:
    
    message - Message to delete.
    
    handler - Callback handler.
  - updateUserMessage
```
 void updateUserMessage(long messageId, String body, String data, String customType, BaseChannel.UpdateUserMessageHandler handler)
```
    Updates a UserMessage that was previously sent in the channel.
    
    Parameters:
    
    messageId - The ID of the message.
    
    body - The new message body.
    
    data - The new Data associated with the message.
    
    customType - The new Custom Type associated with the message.
    
    handler - An UpdateUserMessageHandler to receive the callback from this method.
  - updateUserMessage
```
 void updateUserMessage(long messageId, UserMessageParams params, BaseChannel.UpdateUserMessageHandler handler)
```
    Updates a UserMessage that was previously sent in the channel.
    
    Parameters:
    
    messageId - The ID of the message.
    
    params - UserMessageParams.
    
    handler - An UpdateFileMessageHandler to receive the callback from this method.
  - updateFileMessage
```
 void updateFileMessage(long messageId, String data, String customType, BaseChannel.UpdateFileMessageHandler handler)
```
    Updates a FileMessage that was previously sent in the channel.Note that the file itself cannot be changed; only the fields stored within the message can be modified.
    
    Parameters:
    
    messageId - The ID of the message.
    
    data - The new Data associated with the message.
    
    customType - The new Custom Type associated with the message.
    
    handler - An UpdateFileMessageHandler to receive the callback from this method.
  - updateFileMessage
```
 void updateFileMessage(long messageId, FileMessageParams params, BaseChannel.UpdateFileMessageHandler handler)
```
    Updates a FileMessage that was previously sent in the channel.Note that the file itself cannot be changed; only the fields stored within the message can be modified.
    
    Parameters:
    
    messageId - The ID of the message.
    
    params - FileMessageParams.
    
    handler - An UpdateFileMessageHandler to receive the callback from this method.
  - cancelFileMessageUpload
```
 boolean cancelFileMessageUpload(String requestId)
```
    Cancels an ongoing FileMessage upload.
    
    Parameters:
    
    requestId - The requestId of the message to cancel.
  - addReaction
```
 void addReaction(BaseMessage message, String key, BaseChannel.ReactionHandler handler)
```
    Adds Reaction.
    
    Parameters:
    
    message - BaseMessage message.
    
    key - String reaction key.
    
    handler - Callback handler.
  - deleteReaction
```
 void deleteReaction(BaseMessage message, String key, BaseChannel.ReactionHandler handler)
```
    Deletes Reaction.
    
    Parameters:
    
    message - BaseMessage message.
    
    key - String reaction key.
    
    handler - Callback handler.
  - createMessageMetaArrayKeys
```
 void createMessageMetaArrayKeys(BaseMessage message, List<String> metaArrayKeys, BaseChannel.MessageMetaArrayHandler handler)
```
    Creates message meta array keys.
    
    Parameters:
    
    message - Message.
    
    metaArrayKeys - Meta array keys.
    
    handler - Callback handler.
  - deleteMessageMetaArrayKeys
```
 void deleteMessageMetaArrayKeys(BaseMessage message, List<String> metaArrayKeys, BaseChannel.MessageMetaArrayHandler handler)
```
    Deletes message meta array keys.
    
    Parameters:
    
    message - Message.
    
    metaArrayKeys - Meta array keys.
    
    handler - Callback handler.
  - addMessageMetaArrayValues
```
@Deprecated() void addMessageMetaArrayValues(BaseMessage message, Map<String, List<String>> metaArrayMap, BaseChannel.MessageMetaArrayHandler handler)
```
    Adds message meta array values.
    
    Parameters:
    
    message - Message.
    
    metaArrayMap - Meta array key-value map.
    
    handler - Callback handler.
  - addMessageMetaArrayValues
```
 void addMessageMetaArrayValues(BaseMessage message, List<MessageMetaArray> metaArrays, BaseChannel.MessageMetaArrayHandler handler)
```
    Adds message meta array values.
    
    Parameters:
    
    message - Message.
    
    metaArrays - MessageMetaArray list.
    
    handler - Callback handler.
  - removeMessageMetaArrayValues
```
@Deprecated() void removeMessageMetaArrayValues(BaseMessage message, Map<String, List<String>> metaArrayMap, BaseChannel.MessageMetaArrayHandler handler)
```
    Removes message meta array values.
    
    Parameters:
    
    message - Message.
    
    metaArrayMap - Meta array key-value map.
    
    handler - Callback handler.
  - removeMessageMetaArrayValues
```
 void removeMessageMetaArrayValues(BaseMessage message, List<MessageMetaArray> metaArrays, BaseChannel.MessageMetaArrayHandler handler)
```
    Removes message meta array values.
    
    Parameters:
    
    message - Message.
    
    metaArrays - MessageMetaArray list.
    
    handler - Callback handler.
  - getMyMutedInfo
```
 void getMyMutedInfo(BaseChannel.GetMyMutedInfoHandler handler)
```
    Gets my muted information in this channel.
    
    Parameters:
    
    handler - Callback handler.
  - report
```
 void report(BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportHandler handler)
```
    Reports this channel of inappropriate activities.
    
    Parameters:
    
    reportCategory - ReportCategory.
    
    reportDescription - Report description.
    
    handler - Callback handler.
  - reportUser
```
 void reportUser(User offendingUser, BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportUserHandler handler)
```
    Reports a user of suspicious activities.
    
    Parameters:
    
    offendingUser - Offending user.
    
    reportCategory - ReportCategory.
    
    reportDescription - Report description.
    
    handler - Callback handler.
  - reportMessage
```
 void reportMessage(BaseMessage message, BaseChannel.ReportCategory reportCategory, String reportDescription, BaseChannel.ReportMessageHandler handler)
```
    Reports a malicious message.
    
    Parameters:
    
    message - UserMessage or FileMessage.
    
    reportCategory - ReportCategory.
    
    reportDescription - Report description.
    
    handler - Callback handler.
  - addOperators
```
 void addOperators(Collection<String> userIds, AddOperatorsHandler handler)
```
    Add operators to the channel. See https://docs.sendbird.com/platform/user_type#3_operator for the explanations on theoperators.
    
    Parameters:
    
    userIds - user ids to add as operators.
    
    handler - handler to register
  - removeOperators
```
 void removeOperators(Collection<String> userIds, RemoveOperatorsHandler handler)
```
    Remove operators from the channel. See https://docs.sendbird.com/platform/user_type#3_operator for the explanations on theoperators.
    
    Parameters:
    
    userIds - user ids to remove from operators list.
    
    handler - handler to register
  - removeAllOperators
```
 void removeAllOperators(RemoveAllOperatorsHandler handler)
```
    Remove all operators from the channel. See https://docs.sendbird.com/platform/user_type#3_operator for the explanations on theoperators.
    
    Parameters:
    
    handler - handler to register
  - getCachedMetaData
```
 final Map<String, String> getCachedMetaData()
```
    Returns all locally cached metadata as a map.Cached metadata is updated under following circumstances:
    getMetaData returned successfully
    getAllMetaData returned successfully
    deleteMetaData returned successfully
    deleteAllMetaData returned successfully
    updateMetaData returned successfully
    onMetaDataCreated is called
    onMetaDataUpdated is called
    onMetaDataDeleted is called
    Please note that this method only caches values available in above methods: if getAllMetaData is never called on this instance, the map returnedby this method may not contain all metadata mappings.
  - toString
```
 String toString()
```
  - equals
```
 boolean equals(Object o)
```
  - hashCode
```
 int hashCode()
```

Class BaseChannel

Nested Class Summary

Method Summary

Methods inherited from class java.lang.Object

Method Detail

buildFromSerializedData

serialize

getData

getUrl

getCreatedAt

getName

getCoverUrl

isOpenChannel

isGroupChannel

isFrozen

isEphemeral

createPreviousMessageListQuery

createMessageListQuery

createOperatorListQuery

createPollListQuery

createPollVoterListQuery

getMessagesByMessageId

getMessagesByTimestamp

getNextMessagesByTimestamp

getNextMessagesByTimestamp

getNextMessagesByTimestamp

getNextMessagesByTimestamp

getPreviousMessagesByTimestamp

getPreviousMessagesByTimestamp

getPreviousMessagesByTimestamp

getPreviousMessagesByTimestamp

getPreviousAndNextMessagesByTimestamp

getPreviousAndNextMessagesByTimestamp

getPreviousAndNextMessagesByTimestamp

getPreviousAndNextMessagesByTimestamp

getNextMessagesById

getNextMessagesById

getNextMessagesById

getNextMessagesById

getPreviousMessagesById

getPreviousMessagesById

getPreviousMessagesById

getPreviousMessagesById

getPreviousAndNextMessagesById

getPreviousAndNextMessagesById

getPreviousAndNextMessagesById

getPreviousAndNextMessagesById

getMessageChangeLogsByToken

getMessageChangeLogsByToken

getMessageChangeLogsByToken

getMessageChangeLogsSinceToken

getMessageChangeLogsByTimestamp

getMessageChangeLogsByTimestamp

getMessageChangeLogsByTimestamp

getMessageChangeLogsSinceTimestamp

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessage

sendFileMessages

sendFileMessages

sendUserMessage

sendUserMessage

sendUserMessage

sendUserMessage

sendUserMessage

resendMessage

resendMessage

resendMessage

resendFileMessage

resendFileMessage

resendUserMessage

translateUserMessage

copyFileMessage