/*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed with
* this work for additional information regarding copyright ownership .
* The ASF licenses this file to You under the Apache License , Version 2 . 0
* ( the " License " ) ; you may not use this file except in compliance with
* the License . You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
package jakarta.websocket;
import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;
import java.nio.ByteBuffer;
import java.util.concurrent.Future;
public interface RemoteEndpoint {
interface Async extends RemoteEndpoint {
/**
* Obtain the timeout ( in milliseconds ) for sending a message asynchronously . The default value is determined by
* { @ link WebSocketContainer # getDefaultAsyncSendTimeout ( ) } .
*
* @ return The current send timeout in milliseconds . A non - positive value means an infinite timeout .
*/
long getSendTimeout();
/**
* Set the timeout ( in milliseconds ) for sending a message asynchronously . The default value is determined by
* { @ link WebSocketContainer # getDefaultAsyncSendTimeout ( ) } .
*
* @ param timeout The new timeout for sending messages asynchronously in milliseconds . A non - positive value
* means an infinite timeout .
*/
void setSendTimeout(long timeout);
/**
* Send the message asynchronously , using the SendHandler to signal to the client when the message has been
* sent .
*
* @ param text The text message to send
* @ param completion Used to signal to the client when the message has been sent
*/
void sendText(String text, SendHandler completion);
/**
* Send the message asynchronously , using the Future to signal to the client when the message has been sent .
*
* @ param text The text message to send
*
* @ return A Future that signals when the message has been sent .
*/
Future<Void > sendText(String text);
/**
* Send the message asynchronously , using the Future to signal to the client when the message has been sent .
*
* @ param data The text message to send
*
* @ return A Future that signals when the message has been sent .
*
* @ throws IllegalArgumentException if { @ code data } is { @ code null } .
*/
Future<Void > sendBinary(ByteBuffer data);
/**
* Send the message asynchronously , using the SendHandler to signal to the client when the message has been
* sent .
*
* @ param data The text message to send
* @ param completion Used to signal to the client when the message has been sent
*
* @ throws IllegalArgumentException if { @ code data } or { @ code completion } is { @ code null } .
*/
void sendBinary(ByteBuffer data, SendHandler completion);
/**
* Encodes object as a message and sends it asynchronously , using the Future to signal to the client when the
* message has been sent .
*
* @ param obj The object to be sent .
*
* @ return A Future that signals when the message has been sent .
*
* @ throws IllegalArgumentException if { @ code obj } is { @ code null } .
*/
Future<Void > sendObject(Object obj);
/**
* Encodes object as a message and sends it asynchronously , using the SendHandler to signal to the client when
* the message has been sent .
*
* @ param obj The object to be sent .
* @ param completion Used to signal to the client when the message has been sent
*
* @ throws IllegalArgumentException if { @ code obj } or { @ code completion } is { @ code null } .
*/
void sendObject(Object obj, SendHandler completion);
}
interface Basic extends RemoteEndpoint {
/**
* Send the message , blocking until the message is sent .
*
* @ param text The text message to send .
*
* @ throws IllegalArgumentException if { @ code text } is { @ code null } .
* @ throws IOException if an I / O error occurs during the sending of the message .
*/
void sendText(String text) throws IOException;
/**
* Send the message , blocking until the message is sent .
*
* @ param data The binary message to send
*
* @ throws IllegalArgumentException if { @ code data } is { @ code null } .
* @ throws IOException if an I / O error occurs during the sending of the message .
*/
void sendBinary(ByteBuffer data) throws IOException;
/**
* Sends part of a text message to the remote endpoint . Once the first part of a message has been sent , no other
* text or binary messages may be sent until all remaining parts of this message have been sent .
*
* @ param fragment The partial message to send
* @ param isLast < code > true < / code > if this is the last part of the message , otherwise < code > false < / code >
*
* @ throws IllegalArgumentException if { @ code fragment } is { @ code null } .
* @ throws IOException if an I / O error occurs during the sending of the message .
*/
void sendText(String fragment, boolean isLast) throws IOException;
/**
* Sends part of a binary message to the remote endpoint . Once the first part of a message has been sent , no
* other text or binary messages may be sent until all remaining parts of this message have been sent .
*
* @ param partialByte The partial message to send
* @ param isLast < code > true < / code > if this is the last part of the message , otherwise < code > false < / code >
*
* @ throws IllegalArgumentException if { @ code partialByte } is { @ code null } .
* @ throws IOException if an I / O error occurs during the sending of the message .
*/
void sendBinary(ByteBuffer partialByte, boolean isLast) throws IOException;
OutputStream getSendStream() throws IOException;
Writer getSendWriter() throws IOException;
/**
* Encodes object as a message and sends it to the remote endpoint .
*
* @ param data The object to be sent .
*
* @ throws EncodeException if there was a problem encoding the { @ code data } object as a websocket
* message .
* @ throws IllegalArgumentException if { @ code data } is { @ code null } .
* @ throws IOException if an I / O error occurs during the sending of the message .
*/
void sendObject(Object data) throws IOException, EncodeException;
}
/**
* Enable or disable the batching of outgoing messages for this endpoint . If batching is disabled when it was
* previously enabled then this method will block until any currently batched messages have been written .
*
* @ param batchingAllowed New setting
*
* @ throws IOException If changing the value resulted in a call to { @ link # flushBatch ( ) } and that call threw an
* { @ link IOException } .
*/
void setBatchingAllowed(boolean batchingAllowed) throws IOException;
/**
* Obtains the current batching status of the endpoint .
*
* @ return < code > true < / code > if batching is enabled , otherwise < code > false < / code > .
*/
boolean getBatchingAllowed();
/**
* Flush any currently batched messages to the remote endpoint . This method will block until the flush completes .
*
* @ throws IOException If an I / O error occurs while flushing
*/
void flushBatch() throws IOException;
/**
* Send a ping message blocking until the message has been sent . Note that if a message is in the process of being
* sent asynchronously , this method will block until that message and this ping has been sent .
*
* @ param applicationData The payload for the ping message
*
* @ throws IOException If an I / O error occurs while sending the ping
* @ throws IllegalArgumentException if the applicationData is too large for a control message ( max 125 bytes )
*/
void sendPing(ByteBuffer applicationData) throws IOException, IllegalArgumentException;
/**
* Send a pong message blocking until the message has been sent . Note that if a message is in the process of being
* sent asynchronously , this method will block until that message and this pong has been sent .
*
* @ param applicationData The payload for the pong message
*
* @ throws IOException If an I / O error occurs while sending the pong
* @ throws IllegalArgumentException if the applicationData is too large for a control message ( max 125 bytes )
*/
void sendPong(ByteBuffer applicationData) throws IOException, IllegalArgumentException;
}
Messung V0.5 in Prozent C=96 H=87 G=91
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
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