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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.types;
import java.util.Iterator;
/**
* Interface describing a collection of Resources.
* @since Ant 1.7
*/
public interface ResourceCollection extends Iterable<Resource> {
/**
* Gets the contents of this collection.
* @return all resources in the collection
*/
Iterator<Resource> iterator();
/**
* Learn the number of contained Resources.
* @return number of elements as int.
*/
int size();
/**
* Indicate whether this ResourceCollection is composed entirely of
* Resources accessible via local filesystem conventions. If true,
* all resources returned from this collection should
* respond with a {@link org.apache.tools.ant.types.resources.FileProvider}
* when asked via {@link Resource#as}.
* @return whether this is a filesystem-only resource collection.
*/
boolean isFilesystemOnly();
}
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