1999-04-07 22:42:40 +08:00
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// FileOutputStream.java - Write bytes to a file.
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2001-07-12 23:37:43 +08:00
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/* Copyright (C) 1998, 1999, 2001 Free Software Foundation
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1999-04-07 22:42:40 +08:00
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.io;
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2002-11-21 00:19:08 +08:00
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import java.nio.channels.FileChannel;
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1999-04-07 22:42:40 +08:00
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/**
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* @author Tom Tromey <tromey@cygnus.com>
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* @date September 24, 1998
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*/
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/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3
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* "The Java Language Specification", ISBN 0-201-63451-1
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* Status: Complete to version 1.1.
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*/
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public class FileOutputStream extends OutputStream
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{
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public FileOutputStream (String path, boolean append)
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2001-07-12 23:37:43 +08:00
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throws SecurityException, FileNotFoundException
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1999-04-07 22:42:40 +08:00
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{
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SecurityManager s = System.getSecurityManager();
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if (s != null)
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s.checkWrite(path);
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fd = new FileDescriptor (path, (append
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? FileDescriptor.APPEND
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: FileDescriptor.WRITE));
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}
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2001-07-12 23:37:43 +08:00
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public FileOutputStream (String path)
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throws SecurityException, FileNotFoundException
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1999-04-07 22:42:40 +08:00
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{
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this (path, false);
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}
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2001-07-12 23:37:43 +08:00
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public FileOutputStream (File file)
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throws SecurityException, FileNotFoundException
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1999-04-07 22:42:40 +08:00
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{
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this (file.getPath(), false);
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}
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2001-07-12 23:37:43 +08:00
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public FileOutputStream (FileDescriptor fdObj)
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throws SecurityException
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1999-04-07 22:42:40 +08:00
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{
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SecurityManager s = System.getSecurityManager();
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if (s != null)
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s.checkWrite(fdObj);
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fd = fdObj;
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}
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protected void finalize () throws IOException
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{
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// We don't actually need this, but we include it because it is
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// mentioned in the JCL.
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}
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public final FileDescriptor getFD () throws IOException
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{
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if (! fd.valid())
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throw new IOException ();
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return fd;
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}
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public void write (int b) throws IOException
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{
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fd.write (b);
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}
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public void write (byte[] b) throws IOException, NullPointerException
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{
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fd.write (b, 0, b.length);
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}
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public void write (byte[] b, int off, int len)
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throws IOException, NullPointerException, IndexOutOfBoundsException
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{
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if (off < 0 || len < 0 || off + len > b.length)
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throw new ArrayIndexOutOfBoundsException ();
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fd.write (b, off, len);
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}
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public void close () throws IOException
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{
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if (fd.valid())
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fd.close();
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}
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// Instance variables.
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private FileDescriptor fd;
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2002-11-21 00:19:08 +08:00
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public FileChannel getChannel ()
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{
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return null;
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}
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1999-04-07 22:42:40 +08:00
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}
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