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Created March 27, 2010 18:42
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// ru.dolzhenko.lambda.iterators.StringIterator
package ru.dolzhenko.lambda.iterators;
import java.util.Iterator;
/**
* StringIterator
*
* @author Vladimir Dolzhenko, vladimir.dolzhenko@gmail.com
*/
public final class StringIterator implements Iterator<Character> {
private int pos = 0;
private final String s;
private StringIterator(final String s) {
this.s = s;
}
@Override
public boolean hasNext() {
return this.s != null && this.pos < this.s.length();
}
@Override
public Character next() {
return this.s.charAt(this.pos++);
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
public static StringIterator stringIterator(final String s){
return new StringIterator(s != null ? s : "");
}
}
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