org.apache.jackrabbit.oak.plugins.document.util.CloseableIterable Maven / Gradle / Ivy
/*
* 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.jackrabbit.oak.plugins.document.util;
import java.io.Closeable;
import java.io.IOException;
import java.util.Iterator;
public class CloseableIterable implements Iterable, Closeable {
private final Iterable iterable;
private final Closeable closeable;
public static CloseableIterable wrap(Iterable iterable, Closeable closeable){
return new CloseableIterable(iterable, closeable);
}
public static CloseableIterable wrap(Iterable iterable){
return new CloseableIterable(iterable, null);
}
public CloseableIterable(Iterable iterable, Closeable closeable) {
this.iterable = iterable;
this.closeable = closeable;
}
@Override
public void close() throws IOException {
if(closeable != null){
closeable.close();
}
}
@Override
public Iterator iterator() {
return iterable.iterator();
}
}