public CodeGenerationEngine(CodeGenConfiguration configuration) throws CodeGenerationException 
{
             
        this.configuration = configuration;
        loadExtensions();
}

Parameters:

configuration -

Throws:

CodeGenerationException -

 public CodeGenerationEngine(CommandLineOptionParser parser) throws CodeGenerationException 
{
        Map allOptions = parser.getAllOptions();
        String wsdlUri;
        try {
            CommandLineOption option =
                    (CommandLineOption)allOptions.
                            get(CommandLineOptionConstants.WSDL2JavaConstants.WSDL_LOCATION_URI_OPTION);
            wsdlUri = option.getOptionValue();
            configuration = new CodeGenConfiguration(allOptions);
            if (CommandLineOptionConstants.WSDL2JavaConstants.WSDL_VERSION_2.
                    equals(configuration.getWSDLVersion())) {
                WSDL20ToAxisServiceBuilder builder;
                // jibx currently does not support multiservice
                if ((configuration.getServiceName() != null) || (configuration.getDatabindingType().equals("jibx"))) {
                    builder = new WSDL20ToAxisServiceBuilder(
                            wsdlUri,
                            configuration.getServiceName(),
                            configuration.getPortName(),
                            configuration.isAllPorts());
                    builder.setCodegen(true);
                    configuration.addAxisService(builder.populateService());
                } else {
                    builder = new WSDL20ToAllAxisServicesBuilder(wsdlUri, configuration.getPortName());
                    builder.setCodegen(true);
                    builder.setAllPorts(configuration.isAllPorts());
                    configuration.setAxisServices(
                            ((WSDL20ToAllAxisServicesBuilder)builder).populateAllServices());
                }
            } else {
                //It'll be WSDL 1.1
                Definition wsdl4jDef = readInTheWSDLFile(wsdlUri);
                // we save the original wsdl definition to write it to the resource folder later
                // this is required only if it has imports
                Map imports = wsdl4jDef.getImports();
                if ((imports != null) && (imports.size()  > 0)) {
                    configuration.setWsdlDefinition(readInTheWSDLFile(wsdlUri));
                } else {
                    configuration.setWsdlDefinition(wsdl4jDef);
                }
                // we generate the code for one service and one port if the
                // user has specified them.
                // otherwise generate the code for every service.
                // TODO: find out a permanant solution for this.
                QName serviceQname = null;
                if (configuration.getServiceName() != null) {
                    serviceQname = new QName(wsdl4jDef.getTargetNamespace(),
                                             configuration.getServiceName());
                }
                WSDL11ToAxisServiceBuilder builder;
                // jibx currently does not support multiservice
                if ((serviceQname != null) || (configuration.getDatabindingType().equals("jibx"))) {
                    builder = new WSDL11ToAxisServiceBuilder(
                            wsdl4jDef,
                            serviceQname,
                            configuration.getPortName(),
                            configuration.isAllPorts());
                    builder.setCodegen(true);
                    configuration.addAxisService(builder.populateService());
                } else {
                    builder = new WSDL11ToAllAxisServicesBuilder(wsdl4jDef, configuration.getPortName());
                    builder.setCodegen(true);
                    builder.setAllPorts(configuration.isAllPorts());
                    configuration.setAxisServices(
                            ((WSDL11ToAllAxisServicesBuilder)builder).populateAllServices());
                }
            }
            configuration.setBaseURI(getBaseURI(wsdlUri));
        } catch (AxisFault axisFault) {
            throw new CodeGenerationException(
                    CodegenMessages.getMessage("engine.wsdlParsingException"), axisFault);
        } catch (WSDLException e) {
            throw new CodeGenerationException(
                    CodegenMessages.getMessage("engine.wsdlParsingException"), e);
        } catch (Exception e) {
            throw new CodeGenerationException(                            
                    CodegenMessages.getMessage("engine.wsdlParsingException"), e);
        }
        loadExtensions();
}

Parameters:

parser -

Throws:

CodeGenerationException -

 public  void generate() throws CodeGenerationException 
{
        try {
            //engage the pre-extensions
            for (int i = 0; i <  preExtensions.size(); i++) {
                ((CodeGenExtension)preExtensions.get(i)).engage(configuration);
            }
            Emitter emitter;
            TypeMapper mapper = configuration.getTypeMapper();
            if (mapper == null) {
                // this check is redundant here. The default databinding extension should
                // have already figured this out and thrown an error message. However in case the
                // users decides to mess with the config it is safe to keep this check in order to throw
                // a meaningful error message
                throw new CodeGenerationException(
                        CodegenMessages.getMessage("engine.noProperDatabindingException"));
            }
            //Find and invoke the emitter by reflection
            Map emitterMap = ConfigPropertyFileLoader.getLanguageEmitterMap();
            String className = (String)emitterMap.get(configuration.getOutputLanguage());
            if (className != null) {
                emitter = (Emitter)getObjectFromClassName(className);
                emitter.setCodeGenConfiguration(configuration);
                emitter.setMapper(mapper);
            } else {
                throw new Exception(CodegenMessages.getMessage("engine.emitterMissing"));
            }
            //invoke the necessary methods in the emitter
            if (configuration.isServerSide()) {
                emitter.emitSkeleton();
                // if the users want both client and server, it would be in the
                // generate all option
                if (configuration.isGenerateAll()) {
                    emitter.emitStub();
                }
            } else {
                emitter.emitStub();
            }
            //engage the post-extensions
            for (int i = 0; i <  postExtensions.size(); i++) {
                ((CodeGenExtension)postExtensions.get(i)).engage(configuration);
            }
        } catch (ClassCastException e) {
            throw new CodeGenerationException(CodegenMessages.getMessage("engine.wrongEmitter"), e);
        } catch (Exception e) {
            throw new CodeGenerationException(e);
        }
}

Generate the code!!

 public CodeGenConfiguration getConfiguration() 
{
        return configuration;
}

 public Definition readInTheWSDLFile(String uri) throws WSDLException 
{
        WSDLReader reader = WSDLFactory.newInstance().newWSDLReader();
        reader.setFeature("javax.wsdl.importDocuments", true);
        return reader.readWSDL(uri);
}

Read the WSDL file