js.util.iterable.FloatIteratorWrapper Maven / Gradle / Ivy

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package js.util.iterable;

import java.util.Iterator;
import java.util.NoSuchElementException;


public class FloatIteratorWrapper implements Iterator {
    private final FloatIterator wrappedIterator;

    private FloatIteratorResult currentResult;

    FloatIteratorWrapper(FloatIterator wrappedIterator) {
        this.wrappedIterator = wrappedIterator;
        currentResult = wrappedIterator.doNext();
    }

    /**
     * Returns {@code true} if the iteration has more elements.
     * (In other words, returns {@code true} if {@link #next} would
     * return an element rather than throwing an exception.)
     *
     * @return {@code true} if the iteration has more elements
     */
    @Override
    public boolean hasNext() {
        return !currentResult.getDone();
    }

    /**
     * Returns the next element in the iteration.
     *
     * @return the next element in the iteration
     *
     * @throws NoSuchElementException if the iteration has no more elements
     */
    @Override
    public Float next() {
        float currentValue = currentResult.getValue();
        currentResult = wrappedIterator.doNext();
        return currentValue;
    }
}