1 // 2 // ======================================================================== 3 // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd. 4 // ------------------------------------------------------------------------ 5 // All rights reserved. This program and the accompanying materials 6 // are made available under the terms of the Eclipse Public License v1.0 7 // and Apache License v2.0 which accompanies this distribution. 8 // 9 // The Eclipse Public License is available at 10 // http://www.eclipse.org/legal/epl-v10.html 11 // 12 // The Apache License v2.0 is available at 13 // http://www.opensource.org/licenses/apache2.0.php 14 // 15 // You may elect to redistribute this code under either of these licenses. 16 // ======================================================================== 17 // 18 19 package org.eclipse.jetty.websocket.jsr356.metadata; 20 21 import javax.websocket.MessageHandler; 22 23 /** 24 * An immutable metadata for a {@link MessageHandler}, representing a single interface on a message handling class. 25 * <p> 26 * A message handling class can contain more than 1 valid {@link MessageHandler} interface, this will result in multiple {@link MessageHandlerMetadata} 27 * instances, each tracking one of the {@link MessageHandler} interfaces declared. 28 */ 29 public class MessageHandlerMetadata 30 { 31 /** 32 * The implemented MessageHandler class. 33 * <p> 34 * Commonly a end-user provided class, with 1 or more implemented {@link MessageHandler} interfaces 35 */ 36 private final Class<? extends MessageHandler> handlerClass; 37 /** 38 * Indicator if this is a {@link MessageHandler.Partial} or {@link MessageHandler.Whole} interface. 39 * <p> 40 * True for MessageHandler.Partial, other wise its a MessageHandler.Whole 41 */ 42 private final boolean isPartialSupported; 43 /** 44 * The class type that this specific interface's generic implements. 45 * <p> 46 * Or said another way, the first parameter type on this interface's onMessage() method. 47 */ 48 private final Class<?> messageClass; 49 50 public MessageHandlerMetadata(Class<? extends MessageHandler> handlerClass, Class<?> messageClass, boolean partial) 51 { 52 this.handlerClass = handlerClass; 53 this.isPartialSupported = partial; 54 this.messageClass = messageClass; 55 } 56 57 public Class<? extends MessageHandler> getHandlerClass() 58 { 59 return handlerClass; 60 } 61 62 public Class<?> getMessageClass() 63 { 64 return messageClass; 65 } 66 67 public boolean isPartialSupported() 68 { 69 return isPartialSupported; 70 } 71 }