/* * Copyright (C) 2011 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 java.lang; /** * Defines an interface for classes that can (or need to) be closed once they * are not used any longer. Calling the {@code close} method releases resources * that the object holds. * *

A common pattern for using an {@code AutoCloseable} resource:

   {@code
 *   Closable foo = new Foo();
 *   try {
 *      ...;
 *   } finally {
 *      foo.close();
 *   }
 * }
* * @since 1.7 */ public interface AutoCloseable { /** * Closes the object and release any system resources it holds. */ void close() throws Exception; }