FloatArrayIterator.java

/*
 * Copyright 2011-2013 HTTL Team.
 *  
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package httl.util.iterators;

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

/**
 * FloatArrayIterator. (Tool, Prototype, ThreadUnsafe)
 *
 * @author Liang Fei (liangfei0201 AT gmail DOT com)
 */
public class FloatArrayIterator implements Iterator<Float> {

    private final float[] array;

    private final int length;

    private int index;

    public FloatArrayIterator(float[] array) {
        this.array = array;
        this.length = array == null ? 0 : array.length;
    }

    public Object getArray() {
        return array;
    }

    public boolean hasNext() {
        return index < length;
    }

    public Float next() {
        if (!hasNext()) {
            throw new NoSuchElementException();
        }
        return array[index++];
    }

    public void remove() {
        throw new UnsupportedOperationException("remove() method is not supported");
    }
}