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Diffstat (limited to 'libjava/classpath/gnu/xml/stream/CRLFReader.java')
-rw-r--r-- | libjava/classpath/gnu/xml/stream/CRLFReader.java | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/libjava/classpath/gnu/xml/stream/CRLFReader.java b/libjava/classpath/gnu/xml/stream/CRLFReader.java deleted file mode 100644 index 7f3cf4d..0000000 --- a/libjava/classpath/gnu/xml/stream/CRLFReader.java +++ /dev/null @@ -1,180 +0,0 @@ -/* CRLFReader.java -- - Copyright (C) 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 gnu.xml.stream; - -import java.io.BufferedReader; -import java.io.IOException; -import java.io.Reader; - -/** - * Filtered reader that normalizes CRLF pairs into LFs. - * - * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> - */ -class CRLFReader - extends Reader -{ - - /** - * The CR octet. - */ - public static final int CR = 13; - - /** - * The LF octet. - */ - public static final int LF = 10; - - private boolean doReset; - - protected Reader in; - - /** - * Constructor. - */ - protected CRLFReader(Reader in) - { - if (!in.markSupported()) - in = new BufferedReader(in); - this.in = in; - } - - public int read() - throws IOException - { - int c = in.read(); - if (c == 13) // CR - { - in.mark(1); - int d = in.read(); - if (d == 10) // LF - c = d; - else - in.reset(); - } - return c; - } - - public int read(char[] b) - throws IOException - { - return read(b, 0, b.length); - } - - public int read(char[] b, int off, int len) - throws IOException - { - in.mark(len + 1); - int l = in.read(b, off, len); - if (l > 0) - { - int i = indexOfCRLF(b, off, l); - if (doReset) - { - in.reset(); - if (i != -1) - { - l = in.read(b, off, (i + 1) - off); // read to CR - in.read(); // skip LF - b[i] = '\n'; // fix CR as LF - } - else - l = in.read(b, off, len); // CR(s) but no LF - } - } - return l; - } - - public boolean markSupported() - { - return in.markSupported(); - } - - public void mark(int limit) - throws IOException - { - in.mark(limit); - } - - public void reset() - throws IOException - { - in.reset(); - } - - public long skip(long n) - throws IOException - { - return in.skip(n); - } - - public void close() - throws IOException - { - in.close(); - } - - private int indexOfCRLF(char[] b, int off, int len) - throws IOException - { - doReset = false; - int end = off + len; - int em1 = end - 1; - for (int i = off; i < end; i++) - { - if (b[i] == '\r') // CR - { - int d; - if (i == em1) - { - d = in.read(); - doReset = true; - } - else - d = b[i + 1]; - if (d == '\n') // LF - { - doReset = true; - return i; - } - } - } - return -1; - } - -} |