Example usage for org.apache.commons.collections.iterators FilterIterator FilterIterator

Introduction

In this page you can find the example usage for org.apache.commons.collections.iterators FilterIterator FilterIterator.

Prototype

public FilterIterator(Iterator iterator) 

Source Link

Document

Constructs a new FilterIterator that will not function until #setPredicate(Predicate) setPredicate is invoked.

Usage

From source file:com.sworddance.util.PredicatedTransformingIterator.java

private void initIfNeeded() {
    if (baseIterator == null) {
        FilterIterator filtering = new FilterIterator(iterator);
        filtering.setPredicate(predicate == null ? TruePredicate.INSTANCE : predicate);
        baseIterator = new TransformIterator(filtering);
        baseIterator.setTransformer(transformer == null ? NOPTransformer.INSTANCE : transformer);
    }/*from   www.j a v a 2 s. co m*/
}

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