WindChat/windchat-common/src/main/java/com/windchat/common/executor/chain/SimpleHandlerChain.java

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/**
* Copyright 2018-2028 Akaxin Group
*
* Licensed 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 com.windchat.common.executor.chain;
import com.windchat.common.executor.chain.handler.IHandler;
/**
* <pre>
* 简单的来说(Chain中每个Handler的返回值)
* 返回true此条消息链才算处理成功继续执行
* 返回false则消息链终止执行返回false
* </pre>
*
* @author Sam
* @since 2017-09.30
* @param <T>
*/
public class SimpleHandlerChain<T> extends AbstractHandlerChain<T, Boolean> {
@Override
public Boolean handle(T t) {
// hander.handle(t) == false return fasle and break
// hander.handle(t) == true return true and go on
for (IHandler<T, Boolean> handler : getHandlers()) {
if (!handler.handle(t)) {
return false;
}
}
return true;
}
}