001 /** 002 * 003 * Copyright 2004 Protique Ltd 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 * 017 **/ 018 package org.codehaus.activesoap.handler.xmlbeans; 019 020 import org.apache.xmlbeans.SchemaType; 021 import org.apache.xmlbeans.XmlObject; 022 import org.codehaus.activesoap.handler.DefaultHandlerRegistry; 023 import org.codehaus.activesoap.handler.DefaultHandlerRegistry; 024 import org.codehaus.activesoap.handler.DefaultHandlerRegistry; 025 026 import javax.xml.namespace.QName; 027 import java.lang.reflect.Field; 028 import java.lang.reflect.Method; 029 030 /** 031 * @version $Revision: 1.6 $ 032 */ 033 public class XMLBeansRegistry extends DefaultHandlerRegistry { 034 035 /** 036 * Allows simple services to be registered so that they can automatically handle 037 * requests of the correct schema type. 038 * 039 * @param instance 040 */ 041 public void registerService(Object instance) throws IllegalAccessException, NoSuchFieldException { 042 if (instance == null) { 043 throw new IllegalArgumentException("instance should not be null"); 044 } 045 registerService(instance.getClass(), instance); 046 } 047 048 /** 049 * Allows simple services to be registered so that they can automatically handle 050 * requests of the correct schema type. 051 * 052 * @param serviceClass 053 */ 054 public void registerService(Class serviceClass) throws IllegalAccessException, NoSuchFieldException { 055 registerService(serviceClass, null); 056 } 057 058 protected void registerService(Class serviceClass, Object instance) throws NoSuchFieldException, IllegalAccessException { 059 Method[] methods = serviceClass.getMethods(); 060 for (int i = 0, size = methods.length; i < size; i++) { 061 Method method = methods[i]; 062 Class[] parameterTypes = method.getParameterTypes(); 063 if (parameterTypes.length == 1) { 064 Class parameterType = parameterTypes[0]; 065 if (XmlObject.class.isAssignableFrom(parameterType)) { 066 registerServiceMethod(serviceClass, instance, method, parameterType); 067 } 068 } 069 } 070 } 071 072 protected void registerServiceMethod(Class serviceClass, Object instance, Method method, Class parameterType) throws NoSuchFieldException, IllegalAccessException { 073 // lets access to the SchemaType 074 Field field = parameterType.getField("type"); 075 SchemaType type = (SchemaType) field.get(null); 076 QName name = type.getDocumentElementName(); 077 addHandler(name, new XMLBeanInvokeMethodHandler(serviceClass, instance, method)); 078 } 079 }