/**
* 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.openejb.server.webservices;
import org.apache.openejb.config.ValidationContext;
import org.apache.openejb.config.ValidationFailure;
import org.apache.openejb.config.DeploymentModule;
import javax.wsdl.Binding;
import javax.wsdl.BindingFault;
import javax.wsdl.BindingInput;
import javax.wsdl.BindingOutput;
import javax.wsdl.Definition;
import javax.wsdl.Fault;
import javax.wsdl.Operation;
import javax.wsdl.Output;
import javax.wsdl.Part;
import javax.wsdl.Service;
import javax.wsdl.extensions.soap.SOAPBinding;
import javax.wsdl.extensions.soap.SOAPBody;
import javax.xml.namespace.QName;
import java.util.ArrayList;
import java.util.Map;
import java.util.List;
public class LightWeightMappingValidator extends WsdlVisitor {
private static final QName XSD_STRING = new QName("http://www.w3.org/2001/XMLSchema", "string");
private List<String> operationNames;
private ValidationContext context;
private Class<? extends DeploymentModule> moduleType;
public LightWeightMappingValidator(final Definition definition, final Class<? extends DeploymentModule> moduleType) {
super(definition);
this.moduleType = moduleType;
}
public ValidationContext validate() {
if (context == null) {
context = new ValidationContext(moduleType, definition.getQName().toString());
walkTree();
}
return context;
}
public boolean isValid() {
final ValidationContext context = validate();
return !context.hasFailures() && !context.hasErrors();
}
protected void begin() {
operationNames = new ArrayList<String>();
}
protected void visit(final Definition definition) {
if (definition.getServices().values().size() != 1) {
context.addFailure(new ValidationFailure("A lightweight RPC/Encoded service must contain only one Service"));
}
}
protected void visit(final Output output) {
final Map outputParts = output.getMessage().getParts();
if (outputParts.size() != 0 && outputParts.size() != 1) {
context.addFailure(new ValidationFailure("The output message must contain zero or one parts: " + output.getName()));
}
}
protected void visit(final Operation operation) {
if (!operationNames.add(operation.getName())) {
context.addFailure(new ValidationFailure("No two operations can have the same name: " + operation.getName()));
}
}
protected void visit(final Fault fault) {
final Part message = fault.getMessage().getPart("message");
if (message == null) {
context.addFailure(new ValidationFailure("The fault message must contain one part named 'message' : " + fault.getName()));
} else if (!XSD_STRING.equals(message.getTypeName())) {
context.addFailure(new ValidationFailure("The fault message must contain one part of type 'xsd:string' : " + fault.getName()));
}
}
protected void visit(final BindingInput bindingInput) {
final SOAPBody body = getSOAPBody(bindingInput.getExtensibilityElements());
final String encoding = body.getUse();
if (encoding == null || !encoding.equals("encoded")) {
context.addFailure(new ValidationFailure("The use attribute of the binding input operation must be 'encoded': " + bindingInput.getName()));
}
}
protected void visit(final BindingOutput bindingOutput) {
final SOAPBody body = getSOAPBody(bindingOutput.getExtensibilityElements());
final String encoding = body.getUse();
if (encoding == null || !encoding.equals("encoded")) {
context.addFailure(new ValidationFailure("The use attribute of the binding output operation must be 'encoded': " + bindingOutput.getName()));
}
}
protected void visit(final BindingFault bindingFault) {
final SOAPBody body = getSOAPBody(bindingFault.getExtensibilityElements());
final String encoding = body.getUse();
if (encoding == null || !encoding.equals("encoded")) {
context.addFailure(new ValidationFailure("The use attribute of the binding fault operation must be 'encoded': " + bindingFault.getName()));
}
}
protected void visit(final Binding binding) {
final SOAPBinding soapBinding = getSOAPBinding(binding);
if (soapBinding == null || soapBinding.getStyle() == null || !soapBinding.getStyle().equals("rpc")) {
context.addFailure(new ValidationFailure("The messaging style of the binding must be rpc: " + binding.getQName()));
}
}
protected void visit(final Service service) {
if (service.getPorts().values().size() != 1) {
context.addFailure(new ValidationFailure("A lightweight RPC/Encoded service must contain only one Port"));
}
}
}