/*
* 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.wicket.core.util.resource.locator.caching;
import java.net.URL;
import org.apache.wicket.core.util.resource.UrlResourceStream;
/**
* A reference which may be used to recreate {@link UrlResourceStream}.
*/
class UrlResourceStreamReference extends AbstractResourceStreamReference
{
private final URL url;
UrlResourceStreamReference(final UrlResourceStream urlResourceStream)
{
url = urlResourceStream.getURL();
saveResourceStream(urlResourceStream);
}
@Override
public UrlResourceStream getReference()
{
UrlResourceStream resourceStream = new UrlResourceStream(url);
restoreResourceStream(resourceStream);
return resourceStream;
}
}