/*

  * Licensed to the Apache Software Foundation (ASF) under one or more

  * contributor license agreements.  See the NOTICE file distributed with

  * this work for additional information regarding copyright ownership.

  * The ASF licenses this file to You 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 org.apache.commons.collections.primitives;

 /**

  * An iterator over <code>float</code> values.

  *

  * @see org.apache.commons.collections.primitives.adapters.FloatIteratorIterator

  * @see org.apache.commons.collections.primitives.adapters.IteratorFloatIterator

  *

  * @since Commons Primitives 1.0

  * @version $Revision: 480460 $ $Date: 2006-11-29 03:14:21 -0500 (Wed, 29 Nov 2006) $

  * 

  * @author Rodney Waldhoff 

  */

 public interface FloatIterator {

     /** 

      * Returns <code>true</code> iff I have more elements. 

      * (In other words, returns <code>true</code> iff 

      * a subsequent call to {@link #next next} will return 

      * an element rather than throwing an exception.)

      * 

      * @return <code>true</code> iff I have more elements

      */

     boolean hasNext();

     /** 

      * Returns the next element in me.

      * 

      * @return the next element in me

      * @throws java.util.NoSuchElementException if there is no next element

      */          

     float next();

     /** 

      * Removes from my underlying collection the last 

      * element {@link #next returned} by me 

      * (optional operation). 

      * 

      * @throws UnsupportedOperationException if this operation is not supported

      * @throws IllegalStateException if {@link #next} has not yet been 

      *         called, or {@link #remove} has already been called since 

      *         the last call to {@link #next}.

      */          

     void remove();

 }