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/*
* 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.tools.ant.taskdefs.optional.depend;
import java.util.Iterator;
import java.util.NoSuchElementException;
/**
* Iterator interface for iterating over a set of class files
*
*/
public interface ClassFileIterator extends Iterable<ClassFile> {
/**
* Get the next class file in the iteration
*
* @return the next class file in the iteration
*/
ClassFile getNextClassFile();
@Override
default Iterator<ClassFile> iterator() {
return new Iterator<ClassFile>() {
ClassFile next;
{
next = getNextClassFile();
}
@Override
public boolean hasNext() {
return next != null;
}
@Override
public ClassFile next() {
if (next == null) {
throw new NoSuchElementException();
}
try {
return next;
} finally {
next = getNextClassFile();
}
}
};
}
}
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