Utils.java

/*
 * Copyright (C) 2012 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.pc.ioc.image;

import android.annotation.TargetApi;
import android.os.Build;
import android.os.Build.VERSION_CODES;
import android.os.StrictMode;

/**
 * Class containing some static utility methods.
 */
public class Utils {
	private Utils() {
	};

	@TargetApi(VERSION_CODES.HONEYCOMB)
	public static void enableStrictMode() {
		if (Utils.hasGingerbread()) {
			StrictMode.ThreadPolicy.Builder threadPolicyBuilder = new StrictMode.ThreadPolicy.Builder().detectAll().penaltyLog();
			StrictMode.VmPolicy.Builder vmPolicyBuilder = new StrictMode.VmPolicy.Builder().detectAll().penaltyLog();

			if (Utils.hasHoneycomb()) {
				threadPolicyBuilder.penaltyFlashScreen();
//				vmPolicyBuilder.setClassInstanceLimit(ImageGridActivity.class, 1).setClassInstanceLimit(ImageDetailActivity.class, 1);
			}
			StrictMode.setThreadPolicy(threadPolicyBuilder.build());
			StrictMode.setVmPolicy(vmPolicyBuilder.build());
		}
	}

	public static boolean hasFroyo() {
		// Can use static final constants like FROYO, declared in later versions
		// of the OS since they are inlined at compile time. This is guaranteed behavior.
		return Build.VERSION.SDK_INT >= VERSION_CODES.FROYO;
	}

	public static boolean hasGingerbread() {
		return Build.VERSION.SDK_INT >= VERSION_CODES.GINGERBREAD;
	}

	public static boolean hasHoneycomb() {
		return Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB;
	}

	public static boolean hasHoneycombMR1() {
		return Build.VERSION.SDK_INT >= VERSION_CODES.HONEYCOMB_MR1;
	}

	public static boolean hasJellyBean() {
		return Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN;
	}

	public static boolean hasKitKat() {
		return Build.VERSION.SDK_INT >= VERSION_CODES.KITKAT;
	}
}