co.paralleluniverse.strands.queues.SingleConsumerArrayFloatQueue Maven / Gradle / Ivy
/*
* Quasar: lightweight threads and actors for the JVM.
* Copyright (c) 2013-2015, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.strands.queues;
/**
*
* @author pron
*/
public class SingleConsumerArrayFloatQueue extends SingleConsumerArrayWordQueue implements BasicSingleConsumerFloatQueue {
public SingleConsumerArrayFloatQueue(int capacity) {
super(capacity);
}
@Override
public boolean enq(float item) {
return enqRaw(Float.floatToRawIntBits(item));
}
@Override
public boolean enq(Float item) {
if (item == null)
throw new IllegalArgumentException("null values not allowed");
return enq(item.floatValue());
}
float floatValue(int index) {
return Float.intBitsToFloat(rawValue(index));
}
@Override
Float value(int index) {
return floatValue(index);
}
@Override
public float pollFloat() {
final int n = pk();
final float val = floatValue(n);
deq(n);
return val;
}
@Override
public FloatQueueIterator iterator() {
return new FloatArrayQueueIterator();
}
private class FloatArrayQueueIterator extends ArrayQueueIterator implements FloatQueueIterator {
@Override
public float floatValue() {
return SingleConsumerArrayFloatQueue.this.floatValue(n);
}
@Override
public float floatNext() {
n = succ(n);
return floatValue();
}
}
}