fr.univnantes.termsuite.utils.IteratorUtils Maven / Gradle / Ivy
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* Copyright 2015-2016 - CNRS (Centre National de Recherche Scientifique)
*
* Licensed to the Apache Software Foundation (ASF) under one
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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package fr.univnantes.termsuite.utils;
import java.util.Iterator;
public class IteratorUtils {
public static int count(Iterable iterable) {
return count(iterable.iterator());
}
public static int count(Iterator it) {
int cnt = 0;
while (it.hasNext()) {
cnt++;
it.next();
}
return cnt;
}
public static Iterable toIterable(final Iterator it) {
return new Iterable() {
@Override
public Iterator iterator() {
return it;
}
};
}
}