content: package com.test.TestCompiler;/*
   * Copyright (C) 2008 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.
   */
  
  import java.lang.ref.WeakReference;
  
  public class InternedString {
      public static final String CONST = "Class InternedString";
  
      public static void run() {
          System.out.println("InternedString.run");
          testImmortalInternedString();
          testDeadInternedString();
      }
  
      private static WeakReference<String> makeWeakString() {
          String s = "blah";
          s = s + s;
          WeakReference<String> strRef = new WeakReference<String>(s.intern());
          return strRef;
      }
  
      private static void testDeadInternedString() {
          WeakReference<String> strRef = makeWeakString();
          Runtime.getRuntime().gc();
          // "blahblah" should disappear from the intern list
          Main.assertTrue(strRef.get() == null);
      }
  
  
      private native static void testImmortalInternedString();
  }
  