Jax WS RPC style example

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This is index.jsp JSP file and it is used display the output for the application.

<jsp:forward page="/initServlet"></jsp:forward>

This is InitServlet.java file having the source code to execute business logic.

package com.cv.servlet.init; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.log4j.Logger; /**  * Servlet implementation class InitServlet  *   * @author Chandra Vardhan  *  */ public class InitServlet extends HttpServlet {   private static final Logger LOGGER = Logger.getLogger(InitServlet.class);   private static final long serialVersionUID = 1L;   /**    * @see HttpServlet#HttpServlet()    */   public InitServlet() {     super();   }   /**    * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse    *      response)    */   public void doGet(HttpServletRequest request, HttpServletResponse response)       throws ServletException, IOException {     LOGGER.info("Entered into doGet(--) of InitServlet class... ");     response.setContentType("text/html");     String contextPath = this.getClass().getClassLoader().getResource("/").getPath();        if(contextPath != null) {       contextPath = contextPath.substring(0, contextPath.lastIndexOf(".metadata")-1);       if(contextPath.startsWith("\\")) {         contextPath = contextPath.substring(1, contextPath.length());       }       contextPath = contextPath+request.getContextPath();     }          File file = new File(contextPath+"//input.properties");     if (file != null && !file.exists()) {       file.createNewFile();     }     LOGGER.info("created at :: "+file.getAbsolutePath());     final PrintWriter pw = new PrintWriter(new FileOutputStream(file));     pw.print("portNumber=" + request.getServerPort());     PrintWriter out = response.getWriter();     out.print("Successfully deployed...");     pw.close();     out.close();   }   /**    * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse    *      response)    */   protected void doPost(HttpServletRequest request,       HttpServletResponse response) throws ServletException, IOException {     LOGGER.info("Entered into doPost(--) of InitServlet class... ");     doGet(request, response);   } }

This is HelloWorldClient.java file having the source code to execute business logic.

package com.cv.webservice.client; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.net.URL; import java.util.Properties; import javax.xml.namespace.QName; import javax.xml.ws.Service; import org.apache.log4j.Logger; import com.cv.webservice.HelloWorld; /**  * @author Chandra Vardhan  *  */ public class HelloWorldClient {   private static final Logger LOGGER = Logger       .getLogger(HelloWorldClient.class);   private static String WS_URL = "/JaxWSRPCStyle/hello?wsdl";   static {     Properties properties = readFile();     setValues(properties);   }   private static void setValues(Properties properties) {     if (properties != null) {       String port = properties.getProperty("portNumber");       WS_URL = "http://localhost:" + port + WS_URL;     }   }   private static Properties readFile() {     File file = new File(System.getProperty("user.dir")         + "/input.properties");     Properties prop = new Properties();     if (file != null && file.exists()) {       InputStream input = null;       try {         input = new FileInputStream(file);         // load a properties file         prop.load(input);       } catch (Exception e) {         e.printStackTrace();       }     } else {       prop.setProperty("portNumber", "8080");     }     return prop;   }   public static void main(String[] args) throws Exception {     URL url = new URL(WS_URL);     // 1st argument service URI, refer to wsdl document above     // 2nd argument is service name, refer to wsdl document above     QName qname = new QName("http://webservice.cv.com/",         "HelloWorldImplService");     Service service = Service.create(url, qname);     HelloWorld hello = service.getPort(HelloWorld.class);     System.out.println(hello         .getHelloWorldAsString("Web services RPC Example..."));     LOGGER.info(hello         .getHelloWorldAsString("Entered in HelloWorldImpl.getHelloWorldAsString(String)"));   } }

This is HelloWorldClient2.java file having the source code to execute business logic.

/**  *   */ package com.cv.webservice.client; import com.cv.webservice.HelloWorld; import com.cv.webservice.HelloWorldImplService; /**  * @author Chandra Vardhan  *  */ public class HelloWorldClient2 {      /**    *     */   public HelloWorldClient2() {   }   /**    * @param args    */   public static void main(String[] args) {     HelloWorldImplService hw = new HelloWorldImplService();     HelloWorld helloWorldImplPort = hw.getHelloWorldImplPort();     String helloWorldAsString = helloWorldImplPort.getHelloWorldAsString("hello");     System.out.println(helloWorldAsString);              } }

This is HelloWorldPublisher.java file having the source code to execute business logic.

package com.cv.webservice.endpoint; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.util.Properties; import javax.xml.ws.Endpoint; import org.apache.log4j.Logger; import com.cv.webservice.HelloWorldImpl; /**  * @author Chandra Vardhan  *  */ //Endpoint publisher   public class HelloWorldPublisher {         private static final Logger LOGGER = Logger.getLogger(HelloWorldPublisher.class);   private static String WS_URL = "/JaxWSRPCStyle/hello";   static {     Properties properties = readFile();     setValues(properties);   }   public static void main(String[] args) {     Endpoint.publish(WS_URL, new HelloWorldImpl());          LOGGER.info("Server is URL is : : " + WS_URL);   }   private static void setValues(Properties properties) {     if (properties != null) {       String port = properties.getProperty("portNumber");       WS_URL = "http://localhost:" + port + WS_URL;     }   }   private static Properties readFile() {     File file = new File(System.getProperty("user.dir")         + "/input.properties");     Properties prop = new Properties();     if (file != null && file.exists()) {       InputStream input = null;       try {         input = new FileInputStream(file);         // load a properties file         prop.load(input);       } catch (Exception e) {         e.printStackTrace();       }     } else {       prop.setProperty("portNumber", "8080");     }     return prop;   } }

This is HelloWorld.java file having the source code to execute business logic.

package com.cv.webservice; import javax.jws.WebMethod; import javax.jws.WebParam; import javax.jws.WebResult; import javax.jws.WebService; import javax.jws.soap.SOAPBinding; import javax.xml.ws.Action; /**  * This class was generated by the JAX-WS RI.  * JAX-WS RI 2.2.9-b130926.1035  * Generated source version: 2.2  *   */ /**  * @author Chandra Vardhan  *  */ @WebService(name = "HelloWorld", targetNamespace = "http://webservice.cv.com/") @SOAPBinding(style = SOAPBinding.Style.RPC) public interface HelloWorld {     /**      *       * @param arg0      * @return      *     returns java.lang.String      */     @WebMethod     @WebResult(partName = "return")     @Action(input = "http://webservice.cv.com/HelloWorld/getHelloWorldAsStringRequest", output = "http://webservice.cv.com/HelloWorld/getHelloWorldAsStringResponse")     public String getHelloWorldAsString(         @WebParam(name = "arg0", partName = "arg0")         String arg0); }

This is HelloWorldImpl.java file having the source code to execute business logic.

package com.cv.webservice; import javax.jws.WebService; import org.apache.log4j.Logger; /**  * @author Chandra Vardhan  *  */ // Service Implementation @WebService(endpointInterface = "com.cv.webservice.HelloWorld") public class HelloWorldImpl implements HelloWorld {   private static final Logger LOGGER = Logger.getLogger(HelloWorldImpl.class);      public String getHelloWorldAsString(String name) {     LOGGER.info("Entered in HelloWorldImpl.getHelloWorldAsString(String)");     return "Hello World IMPL JAX-WS " + name;   } }

This is HelloWorldImplService.java file having the service/business logic to call the DAO layer and get the information from database.

package com.cv.webservice; import java.net.MalformedURLException; import java.net.URL; import javax.xml.namespace.QName; import javax.xml.ws.Service; import javax.xml.ws.WebEndpoint; import javax.xml.ws.WebServiceClient; import javax.xml.ws.WebServiceException; import javax.xml.ws.WebServiceFeature; /**  * This class was generated by the JAX-WS RI. JAX-WS RI 2.2.9-b130926.1035  * Generated source version: 2.2  *   */ /**  * @author Chandra Vardhan  *  */ @WebServiceClient(name = "HelloWorldImplService", targetNamespace = "http://webservice.cv.com/") public class HelloWorldImplService extends Service {   private final static URL HELLOWORLDIMPLSERVICE_WSDL_LOCATION;   private final static WebServiceException HELLOWORLDIMPLSERVICE_EXCEPTION;   private final static QName HELLOWORLDIMPLSERVICE_QNAME = new QName(       "http://webservice.cv.com/", "HelloWorldImplService");   static {     URL url = null;     WebServiceException e = null;     try {       url = new URL("http://localhost:8089/Jax-ws-RPC-style/hello?wsdl");     } catch (MalformedURLException ex) {       e = new WebServiceException(ex);     }     HELLOWORLDIMPLSERVICE_WSDL_LOCATION = url;     HELLOWORLDIMPLSERVICE_EXCEPTION = e;   }   public HelloWorldImplService() {     super(__getWsdlLocation(), HELLOWORLDIMPLSERVICE_QNAME);   }   public HelloWorldImplService(WebServiceFeature... features) {     super(__getWsdlLocation(), HELLOWORLDIMPLSERVICE_QNAME, features);   }   public HelloWorldImplService(URL wsdlLocation) {     super(wsdlLocation, HELLOWORLDIMPLSERVICE_QNAME);   }   public HelloWorldImplService(URL wsdlLocation,       WebServiceFeature... features) {     super(wsdlLocation, HELLOWORLDIMPLSERVICE_QNAME, features);   }   public HelloWorldImplService(URL wsdlLocation, QName serviceName) {     super(wsdlLocation, serviceName);   }   public HelloWorldImplService(URL wsdlLocation, QName serviceName,       WebServiceFeature... features) {     super(wsdlLocation, serviceName, features);   }   /**    *     * @return returns HelloWorld    */   @WebEndpoint(name = "HelloWorldImplPort")   public HelloWorld getHelloWorldImplPort() {     return super.getPort(new QName("http://webservice.cv.com/",         "HelloWorldImplPort"), HelloWorld.class);   }   /**    *     * @param features    *            A list of {@link javax.xml.ws.WebServiceFeature} to configure    *            on the proxy. Supported features not in the    *            <code>features</code> parameter will have their default    *            values.    * @return returns HelloWorld    */   @WebEndpoint(name = "HelloWorldImplPort")   public HelloWorld getHelloWorldImplPort(WebServiceFeature... features) {     return super.getPort(new QName("http://webservice.cv.com/",         "HelloWorldImplPort"), HelloWorld.class, features);   }   private static URL __getWsdlLocation() {     if (HELLOWORLDIMPLSERVICE_EXCEPTION != null) {       throw HELLOWORLDIMPLSERVICE_EXCEPTION;     }     return HELLOWORLDIMPLSERVICE_WSDL_LOCATION;   } }

This is pom.xml file having the entries of dependency jars and information to build the application .

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.cv.webservice.soap</groupId> <artifactId>JaxWSRPCStyle</artifactId> <version>1.0</version> <packaging>war</packaging> <name>JaxWSRPCStyle</name> <properties> <springframework.version>4.1.6.RELEASE</springframework.version> <springsecurity.version>4.0.1.RELEASE</springsecurity.version> </properties> <dependencies> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.1.0</version> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>javax.servlet.jsp-api</artifactId> <version>2.3.1</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency> </dependencies> <build> <pluginManagement> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <version>3.1</version> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.4</version> <configuration> <warSourceDirectory>src/main/webapp</warSourceDirectory> <warName>JaxWSRPCStyle</warName> <failOnMissingWebXml>false</failOnMissingWebXml> </configuration> </plugin> </plugins> </pluginManagement> <finalName>JaxWSRPCStyle</finalName> </build> </project>

This is web.xml deployment descriptor file and it describes how the web application should be deployed.

<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1"> <servlet> <servlet-name>initServlet</servlet-name> <servlet-class>com.cv.servlet.init.InitServlet</servlet-class> </servlet> <servlet-mapping> <servlet-name>initServlet</servlet-name> <url-pattern>/initServlet</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>

This is log4j.properties file having the entries for logging the information into the console/file.

#By default enabling Console appender # Root logger option log4j.rootLogger=INFO, stdout # Redirect log messages to console log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%-5p [%c]:%L -->> %m%n # Redirect log messages to a log file #log4j.appender.file=org.apache.log4j.RollingFileAppender #log4j.appender.file.File=C:\servlet-application.log #log4j.appender.file.MaxFileSize=5MB #log4j.appender.file.MaxBackupIndex=10 #log4j.appender.file.layout=org.apache.log4j.PatternLayout #log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n