1cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/* 2cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Copyright (C) 2011 The Android Open Source Project 3cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 4cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 5cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * you may not use this file except in compliance with the License. 6cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * You may obtain a copy of the License at 7cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 8cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 9cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * 10cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * Unless required by applicable law or agreed to in writing, software 11cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 12cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * See the License for the specific language governing permissions and 14cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn * limitations under the License. 15cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 16cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 17cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpackage android.support.v4.util; 18cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn 198e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikasimport static android.support.annotation.RestrictTo.Scope.LIBRARY_GROUP; 20c39d9c75590eca86a5e7e32a8824ba04a0d42e9bAlan Viverette 218e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikasimport android.support.annotation.RestrictTo; 22c39d9c75590eca86a5e7e32a8824ba04a0d42e9bAlan Viverette 23cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn/** 240574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov * Helper for accessing features in {@link android.util.DebugUtils} 250574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov * introduced after API level 4 in a backwards compatible fashion. 260574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov * 270574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov * @hide 28cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn */ 298e10080c914d1ad0784394fa3026b85535535847Aurimas Liutikas@RestrictTo(LIBRARY_GROUP) 30cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackbornpublic class DebugUtils { 310574ca37da4619afe4e26753f5a1b4de314b6565Svetoslav Ganov 32cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn public static void buildShortClassTag(Object cls, StringBuilder out) { 33cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (cls == null) { 34cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn out.append("null"); 35cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } else { 36cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn String simpleName = cls.getClass().getSimpleName(); 37cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (simpleName == null || simpleName.length() <= 0) { 38cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn simpleName = cls.getClass().getName(); 39cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn int end = simpleName.lastIndexOf('.'); 40cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn if (end > 0) { 41cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn simpleName = simpleName.substring(end+1); 42cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 43cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 44cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn out.append(simpleName); 45cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn out.append('{'); 46cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn out.append(Integer.toHexString(System.identityHashCode(cls))); 47cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 48cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn } 49cba2e2c881e8e16ea5025b564c94320174d65f01Dianne Hackborn} 50