content: /*
   * Copyright (C) 2007 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.graphics;
  
  import android.annotation.UnsupportedAppUsage;
  import com.android.internal.util.ArrayUtils;
  
  /**
   * @hide
   */
  public class TemporaryBuffer {
      @UnsupportedAppUsage
      public static char[] obtain(int len) {
          char[] buf;
  
          synchronized (TemporaryBuffer.class) {
              buf = sTemp;
              sTemp = null;
          }
  
          if (buf == null || buf.length < len) {
              buf = ArrayUtils.newUnpaddedCharArray(len);
          }
  
          return buf;
      }
  
      @UnsupportedAppUsage
      public static void recycle(char[] temp) {
          if (temp.length > 1000) return;
  
          synchronized (TemporaryBuffer.class) {
              sTemp = temp;
          }
      }
  
      private static char[] sTemp = null;
  }
  