com.google.protobuf.Android Maven / Gradle / Ivy
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
final class Android {
private Android() {
}
// Set to true in lite_proguard_android.pgcfg.
@SuppressWarnings("ConstantField")
private static boolean ASSUME_ANDROID;
private static final Class MEMORY_CLASS = getClassForName("libcore.io.Memory");
private static final boolean IS_ROBOLECTRIC =
!ASSUME_ANDROID && getClassForName("org.robolectric.Robolectric") != null;
/** Returns {@code true} if running on an Android device. */
static boolean isOnAndroidDevice() {
return ASSUME_ANDROID || (MEMORY_CLASS != null && !IS_ROBOLECTRIC);
}
/** Returns the memory class or {@code null} if not on Android device. */
static Class getMemoryClass() {
return MEMORY_CLASS;
}
@SuppressWarnings("unchecked")
private static Class getClassForName(String name) {
try {
return (Class) Class.forName(name);
} catch (Throwable e) {
return null;
}
}
}