Package net.dv8tion.jda.api.entities

Class MessageReference

java.lang.Object

net.dv8tion.jda.api.entities.MessageReference

public class MessageReference
extends Object

An object representing a reference in a Discord message.

See Also:

• Message.getMessageReference()

Constructor Summary

Constructors

Constructor	Description
MessageReference(long messageId, long channelId, long guildId, Message referencedMessage, JDA api)

Method Summary

Modifier and Type	Method	Description
MessageChannel	getChannel()	The channel from which this message originates.
String	getChannelId()	Returns the channel id for this reference, or 0 if no channel id was provided.
long	getChannelIdLong()	Returns the channel id for this reference, or 0 if no channel id was provided.
Guild	getGuild()	The guild for this reference.
String	getGuildId()	Returns the guild id for this reference, or 0 if no guild id was provided.
long	getGuildIdLong()	Returns the guild id for this reference, or 0 if no guild id was provided.
JDA	getJDA()	Returns the JDA instance related to this message reference.
Message	getMessage()	The resolved message, if available.
String	getMessageId()	Returns the message id for this reference, or 0 if no message id was provided.
long	getMessageIdLong()	Returns the message id for this reference, or 0 if no message id was provided.
RestAction<Message>	resolve()	Retrieves the referenced message for this message.
RestAction<Message>	resolve(boolean update)	Retrieves the referenced message for this message.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MessageReference

public MessageReference(long messageId,
 long channelId,
 long guildId,
 @Nullable
 Message referencedMessage,
 JDA api)

Method Details

resolve

@Nonnull
public RestAction<Message> resolve()

Retrieves the referenced message for this message.
If the message already exists, it will be returned immediately.

The following ErrorResponses are possible:

• MISSING_ACCESS
  The request was attempted after the account lost access to the Guild typically due to being kicked or removed, or after Permission.VIEW_CHANNEL was revoked in the TextChannel
• MISSING_PERMISSIONS
  The request was attempted after the account lost Permission.MESSAGE_HISTORY in the TextChannel.
• UNKNOWN_MESSAGE
  The message has already been deleted.
• UNKNOWN_CHANNEL
  The request was attempted after the channel was deleted.

Returns:

RestAction - Type: Message

Throws:

InsufficientPermissionException - If this reference refers to a TextChannel and the logged in account does not have

• Permission.VIEW_CHANNEL
• Permission.MESSAGE_HISTORY

IllegalStateException - If this message reference does not have a channel

resolve

@Nonnull
public RestAction<Message> resolve(boolean update)

Retrieves the referenced message for this message.
If the message already exists, it will be returned immediately.

The following ErrorResponses are possible:

• MISSING_ACCESS
  The request was attempted after the account lost access to the Guild typically due to being kicked or removed, or after Permission.VIEW_CHANNEL was revoked in the TextChannel
• MISSING_PERMISSIONS
  The request was attempted after the account lost Permission.MESSAGE_HISTORY in the TextChannel.
• UNKNOWN_MESSAGE
  The message has already been deleted.
• UNKNOWN_CHANNEL
  The request was attempted after the channel was deleted.

Parameters:

update - Whether to update the already stored message

Returns:

RestAction - Type: Message

Throws:

InsufficientPermissionException - If this reference refers to a TextChannel and the logged in account does not have

• Permission.VIEW_CHANNEL
• Permission.MESSAGE_HISTORY

IllegalStateException - If this message reference does not have a channel

getMessage

@Nullable
public Message getMessage()

The resolved message, if available.

This will have different meaning depending on the type of message. Usually, this is a INLINE_REPLY reference. This can be null even if the type is INLINE_REPLY, when the message it references doesn't exist or discord wasn't able to resolve it in time.

Returns:

The referenced message, or null if this is not available

See Also:

• resolve()

getChannel

@Nullable
public MessageChannel getChannel()

The channel from which this message originates.
Messages from other guilds can be referenced, in which case JDA may not have the channel cached.

Returns:

The origin channel for this message reference, or null if this is not available

See Also:

• getChannelId()

getGuild

@Nullable
public Guild getGuild()

The guild for this reference.
This will be null if the message did not come from a guild, the guild was not provided, or JDA did not have the guild cached

Returns:

The guild, or null if this is not available

See Also:

• getGuildId()

getMessageIdLong

public long getMessageIdLong()

Returns the message id for this reference, or 0 if no message id was provided.

Returns:

The message id, or 0.

getChannelIdLong

public long getChannelIdLong()

Returns the channel id for this reference, or 0 if no channel id was provided.

Returns:

The channel id, or 0.

getGuildIdLong

public long getGuildIdLong()

Returns the guild id for this reference, or 0 if no guild id was provided.

Returns:

The guild id, or 0.

getMessageId

@Nonnull
public String getMessageId()

Returns the message id for this reference, or 0 if no message id was provided.

Returns:

The message id, or 0.

getChannelId

@Nonnull
public String getChannelId()

Returns the channel id for this reference, or 0 if no channel id was provided.

Returns:

The channel id, or 0.

getGuildId

@Nonnull
public String getGuildId()

Returns the guild id for this reference, or 0 if no guild id was provided.

Returns:

The guild id, or 0.

getJDA

@Nonnull
public JDA getJDA()

Returns the JDA instance related to this message reference.

Returns:

The corresponding JDA instance