From ec730df5fc5d0e879363556e6d9032f3104d0f49 Mon Sep 17 00:00:00 2001
From: Anthony Green <green@redhat.com>
Date: Tue, 9 Mar 2004 19:14:23 +0000
Subject: Makefile.am: Build property resource files into libgcj.

2004-03-08  Anthony Green  <green@redhat.com>

	* Makefile.am: Build property resource files into libgcj.
	* Makefile.in: Rebuilt.
	* java/util/regex/Matcher.java, java/util/regex/Pattern.java,
	java/util/regex/PatternSyntaxException.java,
	gnu/regexp/CharIndexed.java,
	gnu/regexp/CharIndexedCharArray.java,
	gnu/regexp/CharIndexedInputStream.java,
	gnu/regexp/CharIndexedReader.java,
	gnu/regexp/CharIndexedString.java,
	gnu/regexp/CharIndexedStringBuffer.java, gnu/regexp/RE.java,
	gnu/regexp/REException.java,
	gnu/regexp/REFilterInputStream.java,
	gnu/regexp/REFilterReader.java, gnu/regexp/REMatch.java,
	gnu/regexp/REMatchEnumeration.java, gnu/regexp/RESyntax.java,
	gnu/regexp/REToken.java, gnu/regexp/RETokenAny.java,
	gnu/regexp/RETokenBackRef.java, gnu/regexp/RETokenChar.java,
	gnu/regexp/RETokenEnd.java, gnu/regexp/RETokenEndSub.java,
	gnu/regexp/RETokenLookAhead.java,
	gnu/regexp/RETokenOneOf.java, gnu/regexp/RETokenPOSIX.java,
	gnu/regexp/RETokenRange.java, gnu/regexp/RETokenRepeated.java,
	gnu/regexp/RETokenStart.java,
	gnu/regexp/RETokenWordBoundary.java,
	gnu/regexp/UncheckedRE.java: Files merged from GNU Classpath.

From-SVN: r79198
---
 libjava/gnu/regexp/RETokenBackRef.java | 72 ++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 libjava/gnu/regexp/RETokenBackRef.java

(limited to 'libjava/gnu/regexp/RETokenBackRef.java')

diff --git a/libjava/gnu/regexp/RETokenBackRef.java b/libjava/gnu/regexp/RETokenBackRef.java
new file mode 100644
index 0000000..a811e16
--- /dev/null
+++ b/libjava/gnu/regexp/RETokenBackRef.java
@@ -0,0 +1,72 @@
+/* gnu/regexp/RETokenBackRef.java
+   Copyright (C) 1998-2001, 2004 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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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.regexp;
+
+final class RETokenBackRef extends REToken {
+  private int num;
+  private boolean insens;
+  
+  RETokenBackRef(int subIndex, int num, boolean insens) {
+    super(subIndex);
+    this.num = num;
+    this.insens = insens;
+  }
+
+  // should implement getMinimumLength() -- any ideas?
+
+    boolean match(CharIndexed input, REMatch mymatch) {
+	int b,e;
+	b = mymatch.start[num];
+	e = mymatch.end[num];
+	if ((b==-1)||(e==-1)) return false; // this shouldn't happen, but...
+	for (int i=b; i<e; i++) {
+	    if (input.charAt(mymatch.index+i-b) != input.charAt(i)) {
+		return false;
+	    }
+	}
+	mymatch.index += e-b;
+	return next(input, mymatch);
+    }
+    
+    void dump(StringBuffer os) {
+	os.append('\\').append(num);
+    }
+}
+
+
-- 
cgit v1.1