Closeable
Closeable
/* * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package java.io; import java.io.IOException; /** * A {@code Closeable} is a source or destination of data that can be closed. * The close method is invoked to release resources that the object is * holding (such as open files). * * @since 1.5 */ public interface Closeable extends AutoCloseable { /** * Closes this stream and releases any system resources associated * with it. If the stream is already closed then invoking this * method has no effect. * * <p> As noted in {@link AutoCloseable#close()}, cases where the * close may fail require careful attention. It is strongly advised * to relinquish the underlying resources and to internally * <em>mark</em> the {@code Closeable} as closed, prior to throwing * the {@code IOException}. * * @throws IOException if an I/O error occurs */ public void close() throws IOException; }
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