3c2353cd
 杜方
1、畅游通核销app源码提交；
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/*
* Copyright (C) 2010 ZXing authors
*
* 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.ectrip.cyt.zxing.decoding;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import android.app.Activity;
/**
* Finishes an activity after a period of inactivity.
*/
public final class InactivityTimer {
private static final int INACTIVITY_DELAY_SECONDS = 5 * 60;
private final ScheduledExecutorService inactivityTimer =
Executors.newSingleThreadScheduledExecutor(new DaemonThreadFactory());
private final Activity activity;
private ScheduledFuture<?> inactivityFuture = null;
public InactivityTimer(Activity activity) {
this.activity = activity;
onActivity();
}
public void onActivity() {
cancel();
inactivityFuture = inactivityTimer.schedule(new FinishListener(activity),
INACTIVITY_DELAY_SECONDS,
TimeUnit.SECONDS);
}
private void cancel() {
if (inactivityFuture != null) {
inactivityFuture.cancel(true);
inactivityFuture = null;
}
}
public void shutdown() {
cancel();
inactivityTimer.shutdown();
}
private static final class DaemonThreadFactory implements ThreadFactory {
public Thread newThread(Runnable runnable) {
Thread thread = new Thread(runnable);
thread.setDaemon(true);
return thread;
}
}
}
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