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authorTom Tromey <tromey@redhat.com>2005-07-16 01:27:14 +0000
committerTom Tromey <tromey@gcc.gnu.org>2005-07-16 01:27:14 +0000
commitb0fa81eea9a270f23d6ad67ca7a6d25c18d20da1 (patch)
tree8762d1f992e2f725a6bde1ff966ed6f1e5f4f823 /libjava/java/io/CharArrayWriter.java
parentea54b29342c8506acb4f858c68340c44b72e3532 (diff)
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Major merge with Classpath.
Removed many duplicate files. * HACKING: Updated.x * classpath: Imported new directory. * standard.omit: New file. * Makefile.in, aclocal.m4, configure: Rebuilt. * sources.am: New file. * configure.ac: Run Classpath configure script. Moved code around to support. Disable xlib AWT peers (temporarily). * Makefile.am (SUBDIRS): Added 'classpath' (JAVAC): Removed. (AM_CPPFLAGS): Added more -I options. (BOOTCLASSPATH): Simplified. Completely redid how sources are built. Include sources.am. * include/Makefile.am (tool_include__HEADERS): Removed jni.h. * include/jni.h: Removed (in Classpath). * scripts/classes.pl: Updated to look at built classes. * scripts/makemake.tcl: New file. * testsuite/libjava.jni/jni.exp (gcj_jni_compile_c_to_so): Added -I options. (gcj_jni_invocation_compile_c_to_binary): Likewise. From-SVN: r102082
Diffstat (limited to 'libjava/java/io/CharArrayWriter.java')
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diff --git a/libjava/java/io/CharArrayWriter.java b/libjava/java/io/CharArrayWriter.java
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@@ -1,274 +0,0 @@
-/* CharArrayWriter.java -- Write chars to a buffer
- Copyright (C) 1998, 1999, 2001, 2002, 2005 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package java.io;
-
-/**
- * This class allows data to be written to a char array buffer and
- * and then retrieved by an application. The internal char array
- * buffer is dynamically resized to hold all the data written. Please
- * be aware that writing large amounts to data to this stream will
- * cause large amounts of memory to be allocated.
- * <p>
- * The size of the internal buffer defaults to 32 and it is resized
- * in increments of 1024 chars. This behavior can be over-ridden by using the
- * following two properties:
- * <p>
- * <ul>
- * <li><xmp>gnu.java.io.CharArrayWriter.initialBufferSize</xmp></li>
- * <li><xmp>gnu.java.io.CharArrayWriter.bufferIncrementSize</xmp></li>
- * </ul>
- * <p>
- * There is a constructor that specified the initial buffer size and
- * that is the preferred way to set that value because it it portable
- * across all Java class library implementations.
- * <p>
- *
- * @author Aaron M. Renn (arenn@urbanophile.com)
- * @author Tom Tromey (tromey@cygnus.com)
- */
-public class CharArrayWriter extends Writer
-{
- /**
- * The default initial buffer size
- */
- private static final int DEFAULT_INITIAL_BUFFER_SIZE = 32;
-
- /**
- * This method initializes a new <code>CharArrayWriter</code> with
- * the default buffer size of 32 chars. If a different initial
- * buffer size is desired, see the constructor
- * <code>CharArrayWriter(int size)</code>.
- */
- public CharArrayWriter ()
- {
- this (DEFAULT_INITIAL_BUFFER_SIZE);
- }
-
- /**
- * This method initializes a new <code>CharArrayWriter</code> with
- * a specified initial buffer size.
- *
- * @param size The initial buffer size in chars
- */
- public CharArrayWriter (int size)
- {
- super ();
- buf = new char[size];
- }
-
- /**
- * Closes the stream. This method is guaranteed not to free the contents
- * of the internal buffer, which can still be retrieved.
- */
- public void close ()
- {
- }
-
- /**
- * This method flushes all buffered chars to the stream.
- */
- public void flush ()
- {
- }
-
- /**
- * This method discards all of the chars that have been written to the
- * internal buffer so far by setting the <code>count</code> variable to
- * 0. The internal buffer remains at its currently allocated size.
- */
- public void reset ()
- {
- synchronized (lock)
- {
- count = 0;
- }
- }
-
- /**
- * This method returns the number of chars that have been written to
- * the buffer so far. This is the same as the value of the protected
- * <code>count</code> variable. If the <code>reset</code> method is
- * called, then this value is reset as well. Note that this method does
- * not return the length of the internal buffer, but only the number
- * of chars that have been written to it.
- *
- * @return The number of chars in the internal buffer
- *
- * @see #reset()
- */
- public int size ()
- {
- return count;
- }
-
- /**
- * This method returns a char array containing the chars that have been
- * written to this stream so far. This array is a copy of the valid
- * chars in the internal buffer and its length is equal to the number of
- * valid chars, not necessarily to the the length of the current
- * internal buffer. Note that since this method allocates a new array,
- * it should be used with caution when the internal buffer is very large.
- */
- public char[] toCharArray ()
- {
- synchronized (lock)
- {
- char[] nc = new char[count];
- System.arraycopy(buf, 0, nc, 0, count);
- return nc;
- }
- }
-
- /**
- * Returns the chars in the internal array as a <code>String</code>. The
- * chars in the buffer are converted to characters using the system default
- * encoding. There is an overloaded <code>toString()</code> method that
- * allows an application specified character encoding to be used.
- *
- * @return A <code>String</code> containing the data written to this
- * stream so far
- */
- public String toString ()
- {
- synchronized (lock)
- {
- return new String (buf, 0, count);
- }
- }
-
- /**
- * This method writes the writes the specified char into the internal
- * buffer.
- *
- * @param oneChar The char to be read passed as an int
- */
- public void write (int oneChar)
- {
- synchronized (lock)
- {
- resize (1);
- buf[count++] = (char) oneChar;
- }
- }
-
- /**
- * This method writes <code>len</code> chars from the passed in array
- * <code>buf</code> starting at index <code>offset</code> into that buffer
- *
- * @param buffer The char array to write data from
- * @param offset The index into the buffer to start writing data from
- * @param len The number of chars to write
- */
- public void write (char[] buffer, int offset, int len)
- {
- synchronized (lock)
- {
- if (len >= 0)
- resize (len);
- System.arraycopy(buffer, offset, buf, count, len);
- count += len;
- }
- }
-
- /**
- * This method writes <code>len</code> chars from the passed in
- * <code>String</code> <code>buf</code> starting at index
- * <code>offset</code> into the internal buffer.
- *
- * @param str The <code>String</code> to write data from
- * @param offset The index into the string to start writing data from
- * @param len The number of chars to write
- */
- public void write (String str, int offset, int len)
- {
- synchronized (lock)
- {
- if (len >= 0)
- resize (len);
- str.getChars(offset, offset + len, buf, count);
- count += len;
- }
- }
-
- /**
- * This method writes all the chars that have been written to this stream
- * from the internal buffer to the specified <code>Writer</code>.
- *
- * @param out The <code>Writer</code> to write to
- *
- * @exception IOException If an error occurs
- */
- public void writeTo (Writer out) throws IOException
- {
- synchronized (lock)
- {
- out.write(buf, 0, count);
- }
- }
-
- /**
- * This private method makes the buffer bigger when we run out of room
- * by allocating a larger buffer and copying the valid chars from the
- * old array into it. This is obviously slow and should be avoided by
- * application programmers by setting their initial buffer size big
- * enough to hold everything if possible.
- */
- private void resize (int len)
- {
- if (count + len >= buf.length)
- {
- int newlen = buf.length * 2;
- if (count + len > newlen)
- newlen = count + len;
- char[] newbuf = new char[newlen];
- System.arraycopy(buf, 0, newbuf, 0, count);
- buf = newbuf;
- }
- }
-
- /**
- * The internal buffer where the data written is stored
- */
- protected char[] buf;
-
- /**
- * The number of chars that have been written to the buffer
- */
- protected int count;
-}