001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. 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 package org.apache.geronimo.webservices; 018 019 import java.util.ArrayList; 020 import java.util.Map; 021 import javax.wsdl.*; 022 import javax.wsdl.extensions.soap.SOAPBinding; 023 import javax.wsdl.extensions.soap.SOAPBody; 024 import javax.xml.namespace.QName; 025 026 import org.apache.geronimo.validator.ValidationContext; 027 import org.apache.geronimo.validator.ValidationFailure; 028 029 public class LightWeightMappingValidator extends WSDLVisitor { 030 031 private ArrayList operationNames; 032 private ValidationContext context; 033 034 private static final QName XSD_STRING = new QName("http://www.w3.org/2001/XMLSchema", "string"); 035 036 public LightWeightMappingValidator(Definition definition) { 037 super(definition); 038 } 039 040 public ValidationContext validate() { 041 if (context == null) { 042 context = new ValidationContext(definition.getQName().toString()); 043 walkTree(); 044 } 045 return context; 046 } 047 048 public boolean isValid() { 049 ValidationContext context = validate(); 050 return !context.hasFailures() && !context.hasErrors(); 051 } 052 053 protected void begin() { 054 operationNames = new ArrayList(); 055 } 056 057 protected void visit(Definition definition) { 058 if (definition.getServices().values().size() != 1) { 059 context.addFailure(new ValidationFailure("A lightweight RPC/Encoded service must contain only one Service")); 060 } 061 } 062 063 protected void visit(Output output) { 064 Map outputParts = output.getMessage().getParts(); 065 if (outputParts.size() != 0 && outputParts.size() != 1) { 066 context.addFailure(new ValidationFailure("The output message must contain zero or one parts: " + output.getName())); 067 } 068 069 } 070 071 protected void visit(Operation operation) { 072 if (!operationNames.add(operation.getName())) { 073 context.addFailure(new ValidationFailure("No two operations can have the same name: " + operation.getName())); 074 } 075 } 076 077 protected void visit(Fault fault) { 078 Part message = fault.getMessage().getPart("message"); 079 if (message == null) { 080 context.addFailure(new ValidationFailure("The fault message must contain one part named 'message' : " + fault.getName())); 081 } else if (!XSD_STRING.equals(message.getTypeName())) { 082 context.addFailure(new ValidationFailure("The fault message must contain one part of type 'xsd:string' : " + fault.getName())); 083 } 084 } 085 086 087 protected void visit(BindingInput bindingInput) { 088 SOAPBody body = getSOAPBody(bindingInput.getExtensibilityElements()); 089 String encoding = body.getUse(); 090 if (encoding == null || !encoding.equals("encoded")) { 091 context.addFailure(new ValidationFailure("The use attribute of the binding input operation must be 'encoded': " + bindingInput.getName())); 092 } 093 } 094 095 protected void visit(BindingOutput bindingOutput) { 096 SOAPBody body = getSOAPBody(bindingOutput.getExtensibilityElements()); 097 String encoding = body.getUse(); 098 if (encoding == null || !encoding.equals("encoded")) { 099 context.addFailure(new ValidationFailure("The use attribute of the binding output operation must be 'encoded': " + bindingOutput.getName())); 100 } 101 } 102 103 protected void visit(BindingFault bindingFault) { 104 SOAPBody body = getSOAPBody(bindingFault.getExtensibilityElements()); 105 String encoding = body.getUse(); 106 if (encoding == null || !encoding.equals("encoded")) { 107 context.addFailure(new ValidationFailure("The use attribute of the binding fault operation must be 'encoded': " + bindingFault.getName())); 108 } 109 } 110 111 protected void visit(Binding binding) { 112 SOAPBinding soapBinding = getSOAPBinding(binding); 113 if (soapBinding == null || soapBinding.getStyle() == null || !soapBinding.getStyle().equals("rpc")) { 114 context.addFailure(new ValidationFailure("The messaging style of the binding must be rpc: " + binding.getQName())); 115 } 116 } 117 118 protected void visit(Service service) { 119 if (service.getPorts().values().size() != 1) { 120 context.addFailure(new ValidationFailure("A lightweight RPC/Encoded service must contain only one Port")); 121 } 122 } 123 }