author | alanb |
Sun, 15 Feb 2009 12:25:54 +0000 | |
changeset 2057 | 3acf8e5e2ca0 |
child 2072 | 80dfe4469bbd |
permissions | -rw-r--r-- |
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/* |
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* Copyright 2007-2009 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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|
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package java.nio.file; |
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|
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import java.io.IOException; |
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|
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/** |
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* An interface that is implemented by objects that operate on a file. An |
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* implementation of this interface is provided to the {@link Files#withDirectory |
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* withDirectory} utility method so that the file action is {@link #invoke |
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* invoked} for all accepted entries in the directory, after which, the directory |
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* is automatically closed. |
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* |
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* <p> <b>Usage Example:</b> |
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* Suppose we require to perform a task on all class files in a directory: |
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* <pre> |
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* Path dir = ... |
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* Files.withDirectory(dir, "*.class", new FileAction<Path>() { |
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* public void invoke(Path entry) { |
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* : |
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* } |
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* }); |
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* </pre> |
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* |
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* @param <T> The type of file reference |
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* |
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* @since 1.7 |
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*/ |
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public interface FileAction<T extends FileRef> { |
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/** |
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* Invoked for a file. |
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* |
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* @param file |
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* The file |
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* |
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* @throws IOException |
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* If the block terminates due an uncaught I/O exception |
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*/ |
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void invoke(T file) throws IOException; |
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} |