76 lines
2.5 KiB
Java
76 lines
2.5 KiB
Java
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/* gnu/regexp/RETokenEnd.java
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Copyright (C) 1998-2001, 2004 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.regexp;
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final class RETokenEnd extends REToken {
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/**
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* Indicates whether this token should match on a line break.
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*/
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private String newline;
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RETokenEnd(int subIndex,String newline) {
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super(subIndex);
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this.newline = newline;
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}
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boolean match(CharIndexed input, REMatch mymatch) {
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char ch = input.charAt(mymatch.index);
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if (ch == CharIndexed.OUT_OF_BOUNDS)
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return ((mymatch.eflags & RE.REG_NOTEOL)>0) ?
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false : next(input, mymatch);
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if (newline != null) {
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char z;
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int i = 0; // position in newline
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do {
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z = newline.charAt(i);
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if (ch != z) return false;
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++i;
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ch = input.charAt(mymatch.index + i);
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} while (i < newline.length());
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return next(input, mymatch);
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}
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return false;
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}
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void dump(StringBuffer os) {
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os.append('$');
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}
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}
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