NexconnChatSDK/com.nexconn.chat.message/CustomMediaMessageContent

CustomMediaMessageContent

public abstract class CustomMediaMessageContent extends MediaMessageContent

Custom Media Message content base class.

Business party Inherits This class from Define Custom Media Message class type (need File Upload message, e.g. Custom Image, Custom File etc.). SDK internal Responsible for Register, Send (Including Upload) and Receive Decode, no need to access internal SDK any Type.

and CustomMessageContent difference:

Inherits from MediaMessageContent, automatically Contains localUri, remoteUri, name etc. Media Property
internal Send When go Media Upload channel/path, SDK automatically Handle File Upload

Subclass need:

Provides no-argument Constructor (SDK Via reflection Create instance)
Implements messageType, persistentFlag, encodeFields, decodeFields

Usage Example:

class CustomFileMessage : CustomMediaMessageContent() {
    var fileType: String = ""
    var fileSize: Long = 0L

    override fun messageType(): String = "app:customfile"

    override fun persistentFlag(): Int = MessageFlag.COUNT

    override fun encodeFields(): Map<String, Any?> = mapOf(
        "fileType" to fileType,
        "fileSize" to fileSize
    )

    override fun decodeFields(fields: Map<String, Any?>) {
        fileType = fields["fileType"] as? String ?: ""
        fileSize = (fields["fileSize"] as? Number)?.toLong() ?: 0L
    }
}

NCEngine.registerCustomMessages(listOf(CustomFileMessage::class.java))
NCEngine.registerCustomMessages(listOf(CustomFileMessage::class.java))

Message type identifier.

Constructors

CustomMediaMessageContent

public CustomMediaMessageContent CustomMediaMessageContent()

Inherited properties

private Long destructTime

after reading i.e. burn-after-reading destroy When time (Unit: seconds), message Read after passing This When destroy after time

private String extra

Message content extra data (follow message Send, Sync Remote)

private Boolean isDestruct

Whether after reading i.e. burn message

private String localUri

Media Content Local Path

private MentionedInfo mentionedInfo

@ mention Info

private String name

Media Content File name

private String remoteUri

Media Content Upload Server after Remote URL

Functions

public abstract Unit decodeFields(Map<String, Object> fields)

Receive message When Call. Note: localUri and remoteUri By SDK auto-restore,

public abstract Map<String, Object> encodeFields()

Send message When Call. Note: localUri and remoteUri By SDK automatically Handle,

public abstract String messageType()

Not can by "RC:" prefix ("RC:" official reserved prefix).

public abstract Integer persistentFlag()

See MessageFlag Constants:

searchableWords

public List<String> searchableWords()

Used for Message search Feature, Returns need Was/were indexed keyword.

Inherited functions

getDestructTime

public final Long getDestructTime()

after reading i.e. burn-after-reading destroy When time (Unit: seconds), message Read after passing This When destroy after time

public final String getExtra()

Message content extra data (follow message Send, Sync Remote)

public final String getLocalUri()

Media Content Local Path

getMentionedInfo

public final MentionedInfo getMentionedInfo()

@ mention Info

public final String getName()

Media Content File name

public final String getRemoteUri()

Media Content Upload Server after Remote URL

public final Boolean isDestruct()

Whether after reading i.e. burn message

public final Unit setDestruct(Boolean isDestruct)

Whether after reading i.e. burn message

setDestructTime

public final Unit setDestructTime(Long destructTime)

after reading i.e. burn-after-reading destroy When time (Unit: seconds), message Read after passing This When destroy after time

public final Unit setExtra(String extra)

Message content extra data (follow message Send, Sync Remote)

public final Unit setLocalUri(String localUri)

Media Content Local Path

setMentionedInfo

public final Unit setMentionedInfo(MentionedInfo mentionedInfo)

@ mention Info

public final Unit setName(String name)

Media Content File name

public final Unit setRemoteUri(String remoteUri)

Media Content Upload Server after Remote URL

public String toString()