78 lines
2.8 KiB
Java
78 lines
2.8 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.tomcat.websocket.pojo;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.nio.ByteBuffer;
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import javax.websocket.DecodeException;
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import javax.websocket.MessageHandler;
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import javax.websocket.Session;
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import org.apache.tomcat.websocket.WsSession;
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/**
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* Common implementation code for the POJO partial message handlers. All
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* the real work is done in this class and in the superclass.
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*
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* @param <T> The type of message to handle
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*/
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public abstract class PojoMessageHandlerPartialBase<T>
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extends PojoMessageHandlerBase<T> implements MessageHandler.Partial<T> {
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private final int indexBoolean;
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public PojoMessageHandlerPartialBase(Object pojo, Method method,
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Session session, Object[] params, int indexPayload,
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boolean convert, int indexBoolean, int indexSession,
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long maxMessageSize) {
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super(pojo, method, session, params, indexPayload, convert,
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indexSession, maxMessageSize);
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this.indexBoolean = indexBoolean;
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}
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@Override
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public final void onMessage(T message, boolean last) {
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if (params.length == 1 && params[0] instanceof DecodeException) {
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((WsSession) session).getLocal().onError(session,
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(DecodeException) params[0]);
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return;
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}
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Object[] parameters = params.clone();
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if (indexBoolean != -1) {
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parameters[indexBoolean] = Boolean.valueOf(last);
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}
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if (indexSession != -1) {
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parameters[indexSession] = session;
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}
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if (convert) {
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parameters[indexPayload] = ((ByteBuffer) message).array();
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} else {
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parameters[indexPayload] = message;
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}
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Object result = null;
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try {
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result = method.invoke(pojo, parameters);
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} catch (IllegalAccessException | InvocationTargetException e) {
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handlePojoMethodException(e);
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}
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processResult(result);
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}
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}
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