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Diffstat (limited to 'libjava/gnu/java/text/BaseBreakIterator.java')
| -rw-r--r-- | libjava/gnu/java/text/BaseBreakIterator.java | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/libjava/gnu/java/text/BaseBreakIterator.java b/libjava/gnu/java/text/BaseBreakIterator.java new file mode 100644 index 00000000000..3220253075d --- /dev/null +++ b/libjava/gnu/java/text/BaseBreakIterator.java @@ -0,0 +1,101 @@ +/* BaseBreakIterator.java -- Base class for default BreakIterators + Copyright (C) 1999, 2001 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. + +As a special exception, if you link this library with other files to +produce an executable, this library does not by itself cause the +resulting executable to be covered by the GNU General Public License. +This exception does not however invalidate any other reasons why the +executable file might be covered by the GNU General Public License. */ + + +package gnu.java.text; + +import java.text.BreakIterator; +import java.text.CharacterIterator; + +/** + * @author Tom Tromey <tromey@cygnus.com> + * @date March 22, 1999 + */ + +public abstract class BaseBreakIterator extends BreakIterator +{ + public int current () + { + return iter.getIndex(); + } + + public int first () + { + iter.first(); + return iter.getBeginIndex(); + } + + public int following (int pos) + { + int save = iter.getIndex(); + iter.setIndex(pos); + int r = next (); + iter.setIndex(save); + return r; + } + + public CharacterIterator getText () + { + return iter; + } + + public int last () + { + iter.last(); + // Go past the last character. + iter.next(); + return iter.getEndIndex(); + } + + public int next (int n) + { + int r = iter.getIndex (); + if (n > 0) + { + while (n > 0 && r != DONE) + { + r = next (); + --n; + } + } + else if (n < 0) + { + while (n < 0 && r != DONE) + { + r = previous (); + ++n; + } + } + return r; + } + + public void setText (CharacterIterator newText) + { + iter = newText; + } + + protected CharacterIterator iter; +} |

