LatinIME/java/src/com/android/inputmethod/compat/VibratorCompatWrapper.java

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/*
* Copyright (C) 2011 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.compat;
import android.content.Context;
import android.os.Vibrator;
import java.lang.reflect.Method;
public class VibratorCompatWrapper {
private static final Method METHOD_hasVibrator = CompatUtils.getMethod(Vibrator.class,
"hasVibrator", int.class);
private static final VibratorCompatWrapper sInstance = new VibratorCompatWrapper();
private Vibrator mVibrator;
private VibratorCompatWrapper() {
}
public static VibratorCompatWrapper getInstance(Context context) {
if (sInstance.mVibrator == null) {
sInstance.mVibrator =
(Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
}
return sInstance;
}
public boolean hasVibrator() {
if (mVibrator == null)
return false;
return (Boolean) CompatUtils.invoke(mVibrator, true, METHOD_hasVibrator);
}
}