19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.graphics; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.util.ArrayUtils; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy/** 22a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy * @hide 23a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 24a1db574036c9bc2d397b69f8200594027e1fff16Romain Guypublic class TemporaryBuffer { 25a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy public static char[] obtain(int len) { 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] buf; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (TemporaryBuffer.class) { 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buf = sTemp; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sTemp = null; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy if (buf == null || buf.length < len) { 34776abc24cdd18610232a50b997cce3cffa74609bAdam Lesinski buf = ArrayUtils.newUnpaddedCharArray(len); 35a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy } 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return buf; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 40a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy public static void recycle(char[] temp) { 41a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy if (temp.length > 1000) return; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (TemporaryBuffer.class) { 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sTemp = temp; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static char[] sTemp = null; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 50