Example usage for com.google.common.collect Iterators indexOf

Introduction

In this page you can find the example usage for com.google.common.collect Iterators indexOf.

Prototype

public static <T> int indexOf(Iterator<T> iterator, Predicate<? super T> predicate) 

Source Link

Document

Returns the index in iterator of the first element that satisfies the provided predicate , or -1 if the Iterator has no such elements.

Usage

From source file:com.mattc.launcher.util.Utility.java

/**
 * Get Index of an Object in a Collection.
 * /*from   ww w. j a  v  a2 s. c om*/
 * @param list
 * @param item
 * @return
 */
public static int getIndexOf(Collection<?> list, Object item) {
    final Iterator<?> iter = list.iterator();
    return Iterators.indexOf(iter, Predicates.equalTo(item));
}

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From source file:de.johni0702.sponge.noteblockapi.song.Instrument.java

/**
 * Converts the specified note pitch to a sound effect pitch.
 * @param registry The game registry//w  w  w  .  j a  v a  2s .  co m
 * @param pitch The note
 * @return The sound effect pitch in range [0, 2]
 */
public float getPitch(GameRegistry registry, NotePitch pitch) {
    Iterator<? extends NotePitch> iter = registry.getAllOf(NotePitch.class).iterator();
    return PITCH[Iterators.indexOf(iter, Predicates.equalTo(pitch))];
}

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