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author | Andrew Haley <aph@redhat.com> | 2016-09-30 16:24:48 +0000 |
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committer | Andrew Haley <aph@gcc.gnu.org> | 2016-09-30 16:24:48 +0000 |
commit | 07b78716af6a9d7c9fd1e94d9baf94a52c873947 (patch) | |
tree | 3f22b3241c513ad168c8353805614ae1249410f4 /libjava/java/io/OutputStreamWriter.java | |
parent | eae993948bae8b788c53772bcb9217c063716f93 (diff) | |
download | gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.zip gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.tar.gz gcc-07b78716af6a9d7c9fd1e94d9baf94a52c873947.tar.bz2 |
Makefile.def: Remove libjava.
2016-09-30 Andrew Haley <aph@redhat.com>
* Makefile.def: Remove libjava.
* Makefile.tpl: Likewise.
* Makefile.in: Regenerate.
* configure.ac: Likewise.
* configure: Likewise.
* gcc/java: Remove.
* libjava: Likewise.
From-SVN: r240662
Diffstat (limited to 'libjava/java/io/OutputStreamWriter.java')
-rw-r--r-- | libjava/java/io/OutputStreamWriter.java | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/libjava/java/io/OutputStreamWriter.java b/libjava/java/io/OutputStreamWriter.java deleted file mode 100644 index aac1684..0000000 --- a/libjava/java/io/OutputStreamWriter.java +++ /dev/null @@ -1,347 +0,0 @@ -/* OutputStreamWriter.java -- Writer that converts chars to bytes - Copyright (C) 1998, 1999, 2000, 2001, 2003, 2005, 2006 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; - -import gnu.gcj.convert.UnicodeToBytes; -import gnu.gcj.convert.CharsetToBytesAdaptor; -import java.nio.charset.Charset; -import java.nio.charset.CharsetEncoder; - -/** - * This class writes characters to an output stream that is byte oriented - * It converts the chars that are written to bytes using an encoding layer, - * which is specific to a particular encoding standard. The desired - * encoding can either be specified by name, or if no encoding is specified, - * the system default encoding will be used. The system default encoding - * name is determined from the system property <code>file.encoding</code>. - * The only encodings that are guaranteed to be available are "8859_1" - * (the Latin-1 character set) and "UTF8". Unfortunately, Java does not - * provide a mechanism for listing the encodings that are supported in - * a given implementation. - * <p> - * Here is a list of standard encoding names that may be available: - * <p> - * <ul> - * <li>8859_1 (ISO-8859-1/Latin-1) - * <li>8859_2 (ISO-8859-2/Latin-2) - * <li>8859_3 (ISO-8859-3/Latin-3) - * <li>8859_4 (ISO-8859-4/Latin-4) - * <li>8859_5 (ISO-8859-5/Latin-5) - * <li>8859_6 (ISO-8859-6/Latin-6) - * <li>8859_7 (ISO-8859-7/Latin-7) - * <li>8859_8 (ISO-8859-8/Latin-8) - * <li>8859_9 (ISO-8859-9/Latin-9) - * <li>ASCII (7-bit ASCII) - * <li>UTF8 (UCS Transformation Format-8) - * <li>More Later - * </ul> - * - * @author Aaron M. Renn (arenn@urbanophile.com) - * @author Per Bothner (bothner@cygnus.com) - * @date April 17, 1998. - */ -public class OutputStreamWriter extends Writer -{ - BufferedOutputStream out; - - /** - * This is the byte-character encoder class that does the writing and - * translation of characters to bytes before writing to the underlying - * class. - */ - UnicodeToBytes converter; - - /* Temporary buffer. */ - private char[] work; - private int wcount; - - private OutputStreamWriter(OutputStream out, UnicodeToBytes encoder) - { - this.out = out instanceof BufferedOutputStream - ? (BufferedOutputStream) out - : new BufferedOutputStream(out, 250); - /* Don't need to call super(out) here as long as the lock gets set. */ - this.lock = out; - this.converter = encoder; - } - - /** - * This method initializes a new instance of <code>OutputStreamWriter</code> - * to write to the specified stream using a caller supplied character - * encoding scheme. Note that due to a deficiency in the Java language - * design, there is no way to determine which encodings are supported. - * - * @param out The <code>OutputStream</code> to write to - * @param encoding_scheme The name of the encoding scheme to use for - * character to byte translation - * - * @exception UnsupportedEncodingException If the named encoding is - * not available. - */ - public OutputStreamWriter (OutputStream out, String encoding_scheme) - throws UnsupportedEncodingException - { - this(out, UnicodeToBytes.getEncoder(encoding_scheme)); - } - - /** - * This method initializes a new instance of <code>OutputStreamWriter</code> - * to write to the specified stream using the default encoding. - * - * @param out The <code>OutputStream</code> to write to - */ - public OutputStreamWriter (OutputStream out) - { - this(out, UnicodeToBytes.getDefaultEncoder()); - } - - /** - * This method initializes a new instance of <code>OutputStreamWriter</code> - * to write to the specified stream using a given <code>Charset</code>. - * - * @param out The <code>OutputStream</code> to write to - * @param cs The <code>Charset</code> of the encoding to use - */ - public OutputStreamWriter(OutputStream out, Charset cs) - { - this(out, new CharsetToBytesAdaptor(cs)); - } - - /** - * This method initializes a new instance of <code>OutputStreamWriter</code> - * to write to the specified stream using a given - * <code>CharsetEncoder</code>. - * - * @param out The <code>OutputStream</code> to write to - * @param enc The <code>CharsetEncoder</code> to encode the output with - */ - public OutputStreamWriter(OutputStream out, CharsetEncoder enc) - { - this(out, new CharsetToBytesAdaptor(enc)); - } - - /** - * This method closes this stream, and the underlying - * <code>OutputStream</code> - * - * @exception IOException If an error occurs - */ - public void close () throws IOException - { - synchronized (lock) - { - if (out != null) - { - converter.setFinished(); - flush(); - out.close(); - out = null; - } - work = null; - } - } - - /** - * This method returns the name of the character encoding scheme currently - * in use by this stream. If the stream has been closed, then this method - * may return <code>null</code>. - * - * @return The encoding scheme name - */ - public String getEncoding () - { - return out != null ? converter.getName() : null; - } - - /** - * This method flushes any buffered bytes to the underlying output sink. - * - * @exception IOException If an error occurs - */ - public void flush () throws IOException - { - synchronized (lock) - { - if (out == null) - throw new IOException("Stream closed"); - - // Always write -- if we are close()ing then we want to make - // sure the converter is flushed. - if (work == null) - work = new char[100]; - writeChars(work, 0, wcount); - wcount = 0; - - out.flush(); - } - } - - /** - * This method writes <code>count</code> characters from the specified - * array to the output stream starting at position <code>offset</code> - * into the array. - * - * @param buf The array of character to write from - * @param offset The offset into the array to start writing chars from - * @param count The number of chars to write. - * - * @exception IOException If an error occurs - */ - public void write (char[] buf, int offset, int count) throws IOException - { - synchronized (lock) - { - if (out == null) - throw new IOException("Stream closed"); - - if (wcount > 0) - { - writeChars(work, 0, wcount); - wcount = 0; - } - writeChars(buf, offset, count); - } - } - - /* - * Writes characters through to the inferior BufferedOutputStream. - * Ignores wcount and the work buffer. - */ - private void writeChars(char[] buf, int offset, int count) - throws IOException - { - do - { - // We must flush if out.count == out.buf.length. - // It is probably a good idea to flush if out.buf is almost full. - // This test is an approximation for "almost full". - if (out.count + count >= out.buf.length) - { - out.flush(); - if (out.count != 0) - throw new IOException("unable to flush output byte buffer"); - } - converter.setOutput(out.buf, out.count); - int converted = converter.write(buf, offset, count); - // Must set this before we flush the output stream, because - // flushing will reset 'out.count'. - out.count = converter.count; - // Flush if we cannot make progress. - if (converted == 0 && out.count == converter.count) - { - out.flush(); - if (out.count != 0) - throw new IOException("unable to flush output byte buffer"); - } - offset += converted; - count -= converted; - } - while (count > 0 || converter.havePendingBytes()); - } - - /** - * This method writes <code>count</code> bytes from the specified - * <code>String</code> starting at position <code>offset</code> into the - * <code>String</code>. - * - * @param str The <code>String</code> to write chars from - * @param offset The position in the <code>String</code> to start - * writing chars from - * @param count The number of chars to write - * - * @exception IOException If an error occurs - */ - public void write (String str, int offset, int count) throws IOException - { - synchronized (lock) - { - if (out == null) - throw new IOException("Stream closed"); - - if (work == null) - work = new char[100]; - int wlength = work.length; - while (count > 0) - { - int size = count; - if (wcount + size > wlength) - { - if (2*wcount > wlength) - { - writeChars(work, 0, wcount); - wcount = 0; - } - if (wcount + size > wlength) - size = wlength - wcount; - } - str.getChars(offset, offset+size, work, wcount); - offset += size; - count -= size; - wcount += size; - } - } - } - - /** - * This method writes a single character to the output stream. - * - * @param ch The char to write, passed as an int. - * - * @exception IOException If an error occurs - */ - public void write (int ch) throws IOException - { - synchronized (lock) - { - if (out == null) - throw new IOException("Stream closed"); - - if (work == null) - work = new char[100]; - if (wcount >= work.length) - { - writeChars(work, 0, wcount); - wcount = 0; - } - work[wcount++] = (char) ch; - } - } - -} // class OutputStreamWriter - |