org.apache.jackrabbit.servlet.remote.URLRemoteRepositoryServlet Maven / Gradle / Ivy
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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.jackrabbit.servlet.remote;
import java.net.MalformedURLException;
import java.net.URL;
import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import org.apache.jackrabbit.rmi.repository.URLRemoteRepositoryFactory;
import org.apache.jackrabbit.servlet.AbstractRepositoryServlet;
/**
* Servlet that makes a remote repository from a ULR available as an attribute
* in the servlet context.
*
* The supported initialization parameters of this servlet are:
*
* - javax.jcr.Repository
* -
* Name of the servlet context attribute to put the repository in.
* The default value is "
javax.jcr.Repository".
*
* - org.apache.jackrabbit.rmi.client.LocalAdapterFactory
* -
* Name of the local adapter factory class used to create the local
* adapter for the remote repository. The configured class should have
* public constructor that takes no arguments.
*
* - url
* -
* URL of the remote repository.
*
*
*
* This servlet can also be mapped to the URL space. See
* {@link AbstractRepositoryServlet} for the details.
*
* @since 1.4
*/
public class URLRemoteRepositoryServlet extends RemoteRepositoryServlet {
/**
* Serial version UID.
*/
private static final long serialVersionUID = 6144781813459102448L;
/**
* Returns the remote repository at the given URL.
*
* @return repository
* @throws RepositoryException if the repository could not be accessed
*/
@Override
protected Repository getRepository() throws RepositoryException {
String url = getInitParameter("url");
if (url == null) {
throw new RepositoryException("Missing init parameter: url");
}
try {
return new URLRemoteRepositoryFactory(
getLocalAdapterFactory(), new URL(url)).getRepository();
} catch (MalformedURLException e) {
throw new RepositoryException("Invalid repository URL: " + url, e);
}
}
}