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/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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.android.inputmethod.latin;
import android.os.AsyncTask;
import android.text.format.DateUtils;
import android.util.Log;
public class LatinIMEUtil {
/**
* Cancel an {@link AsyncTask}.
*
* @param mayInterruptIfRunning <tt>true</tt> if the thread executing this
* task should be interrupted; otherwise, in-progress tasks are allowed
* to complete.
*/
public static void cancelTask(AsyncTask<?, ?, ?> task, boolean mayInterruptIfRunning) {
if (task != null && task.getStatus() != AsyncTask.Status.FINISHED) {
task.cancel(mayInterruptIfRunning);
}
}
public static class GCUtils {
private static final String TAG = "GCUtils";
public static final int GC_TRY_COUNT = 2;
// GC_TRY_LOOP_MAX is used for the hard limit of GC wait,
// GC_TRY_LOOP_MAX should be greater than GC_TRY_COUNT.
public static final int GC_TRY_LOOP_MAX = 5;
private static final long GC_INTERVAL = DateUtils.SECOND_IN_MILLIS;
private static GCUtils sInstance = new GCUtils();
private int mGCTryCount = 0;
public static GCUtils getInstance() {
return sInstance;
}
public void reset() {
mGCTryCount = 0;
}
public boolean tryGCOrWait(String metaData, Throwable t) {
if (mGCTryCount == 0) {
System.gc();
}
if (++mGCTryCount > GC_TRY_COUNT) {
LatinImeLogger.logOnException(metaData, t);
return false;
} else {
try {
Thread.sleep(GC_INTERVAL);
return true;
} catch (InterruptedException e) {
Log.e(TAG, "Sleep was interrupted.");
LatinImeLogger.logOnException(metaData, t);
return false;
}
}
}
}
}
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