/**************************************************************************
* Copyright (c) 2001 by Punch Telematix. All rights reserved. *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions *
* are met: *
* 1. Redistributions of source code must retain the above copyright *
* notice, this list of conditions and the following disclaimer. *
* 2. Redistributions in binary form must reproduce the above copyright *
* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. Neither the name of Punch Telematix nor the names of *
* other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission.*
* *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED *
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. *
* IN NO EVENT SHALL PUNCH TELEMATIX OR OTHER CONTRIBUTORS BE LIABLE *
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR *
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF *
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR *
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, *
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE *
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN *
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
**************************************************************************/
/*
** $Id: SimpleBreakIterator.java,v 1.1.1.1 2004/07/12 14:07:47 cvs Exp $
*/
package java.text;
class SimpleBreakIterator extends BreakIterator {
private CharacterIterator iterator;
private String bounderies;
SimpleBreakIterator(String bounds){
//if bounds == null --> break after all chars
bounderies = bounds;
}
public Object clone() {
SimpleBreakIterator sbi = (SimpleBreakIterator) super.clone();
if(iterator != null){
sbi.iterator = (CharacterIterator) iterator.clone();
}
return sbi;
}
public int current(){
if(iterator == null){
return DONE;
}
return iterator.getIndex();
}
public int first(){
if(iterator == null){
return DONE;
}
iterator.first();
return iterator.getIndex();
}
public int following(int pos){
if(iterator == null){
return DONE;
}
iterator.setIndex(pos);
return next();
}
public CharacterIterator getText(){
return iterator;
}
public int last(){
if(iterator == null){
return DONE;
}
iterator.last();
return iterator.getIndex();
}
public int next(){
if(iterator == null){
return DONE;
}
if(bounderies == null){
int next = iterator.next();
if(next != CharacterIterator.DONE){
return iterator.getIndex();
}
}
else {
int next = iterator.next();
while(next != CharacterIterator.DONE){
if(bounderies.indexOf(next) != -1){
return iterator.getIndex();
}
next = iterator.next();
}
}
return DONE;
}
public int next(int pos){
if(pos > 0){
pos--;
for(int i = 0 ; i < pos ; i++){
next();
}
return next();
}
else if (pos < 0){
pos = -pos -1;
for(int i = 0 ; i < pos ; i++){
previous();
}
return previous();
}
return current();
}
public int previous(){
if(iterator == null){
return DONE;
}
if(bounderies == null){
int prev = iterator.previous();
if(prev != CharacterIterator.DONE){
return iterator.getIndex();
}
}
else {
int prev = iterator.previous();
while(prev != CharacterIterator.DONE){
if(bounderies.indexOf(prev) != -1){
return iterator.getIndex();
}
prev = iterator.previous();
}
}
return DONE;
}
public void setText(CharacterIterator newText){
iterator = newText;
}
}