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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id$ */
package org.apache.fop.fo;
import java.util.NoSuchElementException;
/**
* Abstract base class for character iterators.
*/
public abstract class AbstractCharIterator implements CharIterator, Cloneable {
/**
* @see java.util.Iterator#hasNext()
*/
public abstract boolean hasNext();
/**
* @see org.apache.fop.fo.CharIterator#nextChar()
*/
public abstract char nextChar() throws NoSuchElementException ;
/**
* @see java.util.Iterator#next()
*/
public Object next() throws NoSuchElementException {
return new Character(nextChar());
}
/**
* @see java.util.Iterator#remove()
*/
public void remove() {
throw new UnsupportedOperationException();
}
/**
* @see org.apache.fop.fo.CharIterator#replaceChar(char)
*/
public void replaceChar(char c) {
}
/**
* @see java.lang.Object#clone()
*/
public Object clone() {
try {
return super.clone();
} catch (CloneNotSupportedException ex) {
return null;
}
}
}
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