56 lines
1.9 KiB
Java
56 lines
1.9 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.util.net;
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import java.util.Objects;
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public abstract class SocketProcessorBase<S> implements Runnable {
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protected SocketWrapperBase<S> socketWrapper;
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protected SocketEvent event;
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public SocketProcessorBase(SocketWrapperBase<S> socketWrapper, SocketEvent event) {
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reset(socketWrapper, event);
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}
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public void reset(SocketWrapperBase<S> socketWrapper, SocketEvent event) {
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Objects.requireNonNull(event);
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this.socketWrapper = socketWrapper;
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this.event = event;
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}
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@Override
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public final void run() {
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synchronized (socketWrapper) {
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// It is possible that processing may be triggered for read and
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// write at the same time. The sync above makes sure that processing
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// does not occur in parallel. The test below ensures that if the
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// first event to be processed results in the socket being closed,
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// the subsequent events are not processed.
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if (socketWrapper.isClosed()) {
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return;
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}
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doRun();
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}
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}
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protected abstract void doRun();
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}
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