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path: root/core/java/android/view/CompatibilityInfoHolder.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 android.view;

import android.content.res.CompatibilityInfo;

/** @hide */
public class CompatibilityInfoHolder {
    private volatile CompatibilityInfo mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO;

    public void set(CompatibilityInfo compatInfo) {
        if (compatInfo != null && (compatInfo.isScalingRequired()
                || !compatInfo.supportsScreen())) {
            mCompatInfo = compatInfo;
        } else {
            mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO;
        }
    }

    public CompatibilityInfo get() {
        return mCompatInfo;
    }

    public CompatibilityInfo getIfNeeded() {
        CompatibilityInfo ci = mCompatInfo;
        if (ci == null || ci  == CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO) {
            return null;
        }
        return ci;
    }
}