XmlRpcSystemImpl.java

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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.xmlrpc.metadata;

import org.apache.xmlrpc.XmlRpcException;
import org.apache.xmlrpc.XmlRpcRequest;
import org.apache.xmlrpc.server.PropertyHandlerMapping;
import org.apache.xmlrpc.server.RequestProcessorFactoryFactory;


public class XmlRpcSystemImpl {
        private XmlRpcListableHandlerMapping mapping;

        public XmlRpcSystemImpl(XmlRpcListableHandlerMapping pMapping) {
                mapping = pMapping;
        }

        public String[][] methodSignature(String methodName) throws XmlRpcException {
                return mapping.getMethodSignature(methodName);
        }

        public String methodHelp(String methodName) throws XmlRpcException {
                return mapping.getMethodHelp(methodName);
        }

        public String[] listMethods() throws XmlRpcException {
                return mapping.getListMethods();
        }

        public static void addSystemHandler(final PropertyHandlerMapping pMapping)
            throws XmlRpcException {
            final RequestProcessorFactoryFactory factory = pMapping.getRequestProcessorFactoryFactory();
        final XmlRpcSystemImpl systemHandler = new XmlRpcSystemImpl(pMapping);
        pMapping.setRequestProcessorFactoryFactory(new RequestProcessorFactoryFactory(){
            public RequestProcessorFactory getRequestProcessorFactory(Class pClass)
                    throws XmlRpcException {
                if (XmlRpcSystemImpl.class.equals(pClass)) {
                    return new RequestProcessorFactory(){
                        public Object getRequestProcessor(XmlRpcRequest request)
                                throws XmlRpcException {
                            return systemHandler;
                        }
                    };
                } else {
                    return factory.getRequestProcessorFactory(pClass);
                }
            }
        });
        pMapping.addHandler("system", XmlRpcSystemImpl.class);
    }
}