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package com.yanzuoguang.util.thread;
import com.yanzuoguang.util.helper.StringHelper;
import com.yanzuoguang.util.log.Log;
/**
* 线程执行类
*
* @author 颜佐光
*/
public class ThreadNext {
/**
* 下一个处理结接口
*/
public interface Next {
/**
* 执行下一个函数,出现异常会继续执行
*
* @return 是否继续执行
* @throws Exception 异常信息
*/
boolean next() throws Exception;
/**
* 沉睡时间
*
* @return
*/
int getNextTime();
}
/**
* 开始执行
*
* @param next
* @param error
*/
public static void start(final Next next, String error) {
if (next == null) {
return;
}
new Thread(new Runnable() {
@Override
public void run() {
runNext(next);
}
}).start();
}
/**
* 下一次执行
*
* @param next
*/
private static void runNext(Next next) {
boolean isPause = true;
Exception frontEx = null;
while (isPause) {
try {
isPause = next.next();
} catch (Exception ex) {
boolean isHistoryEx = frontEx == null || !(frontEx.getClass() == ex.getClass() &&
StringHelper.compare(frontEx.getMessage(), ex.getMessage()));
if (isHistoryEx) {
Log.error(ThreadNext.class, ex);
}
frontEx = ex;
}
if (isPause) {
try {
int max = Math.max(next.getNextTime(), 100);
Thread.sleep(max);
} catch (InterruptedException e) {
e.printStackTrace();
}
} else {
break;
}
}
}
}