package bookstoreejb;import javax.naming.*;import java.util.Properties;import javax.rmi.PortableRemoteObject;import java.util.Collection;public class facadeTestClient1 extends Object {  private static final String ERROR_NULL_REMOTE = "Remote interface reference is null.  It must be created by calling one of the Home interface methods first.";  private static final int MAX_OUTPUT_LINE_LENGTH = 100;  private boolean logging = true;  private facadeHome facadeHomeObject = null;  private facade facadeObject = null;  //Construct the EJB test client  public facadeTestClient1() {    initialize();  }  public void initialize() {    long startTime = 0;    if (logging) {      log("Initializing bean access.");      startTime = System.currentTimeMillis();    }    try {      //get naming context      Context context = getInitialContext();      //look up jndi name      Object ref = context.lookup("facade");      //look up jndi name and cast to Home interface      facadeHomeObject = (facadeHome) PortableRemoteObject.narrow(ref, facadeHome.class);      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded initializing local bean access through Local Home interface.");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed initializing bean access.");      }      e.printStackTrace();    }  }  private Context getInitialContext() throws Exception {    String url = "t3://zhaoqiang:7001";    String user = null;    String password = null;    Properties properties = null;    try {      properties = new Properties();      properties.put(Context.INITIAL_CONTEXT_FACTORY, "weblogic.jndi.WLInitialContextFactory");      properties.put(Context.PROVIDER_URL, url);      if (user != null) {        properties.put(Context.SECURITY_PRINCIPAL, user);        properties.put(Context.SECURITY_CREDENTIALS, password == null ? "" : password);      }      return new InitialContext(properties);    }    catch(Exception e) {      log("Unable to connect to WebLogic server at " + url);      log("Please make sure that the server is running.");      throw e;    }  }  //----------------------------------------------------------------------------  // Methods that use Home interface methods to generate a Remote interface reference  //----------------------------------------------------------------------------  public facade create() {    long startTime = 0;    if (logging) {      log("Calling create()");      startTime = System.currentTimeMillis();    }    try {      facadeObject = facadeHomeObject.create();      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded: create()");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed: create()");      }      e.printStackTrace();    }    if (logging) {      log("Return value from create(): " + facadeObject + ".");    }    return facadeObject;  }  //----------------------------------------------------------------------------  // Methods that use Remote interface methods to access data through the bean  //----------------------------------------------------------------------------  public Collection getAllBook() {    Collection returnValue = null;    if (facadeObject == null) {      System.out.println("Error in getAllBook(): " + ERROR_NULL_REMOTE);      return returnValue;    }    long startTime = 0;    if (logging) {      log("Calling getAllBook()");      startTime = System.currentTimeMillis();    }    try {      returnValue = facadeObject.getAllBook();      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded: getAllBook()");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed: getAllBook()");      }      e.printStackTrace();    }    if (logging) {      log("Return value from getAllBook(): " + returnValue + ".");    }    return returnValue;  }  public Object getBookByName(String bookName) {    Object returnValue = null;    if (facadeObject == null) {      System.out.println("Error in getBookByName(): " + ERROR_NULL_REMOTE);      return returnValue;    }    long startTime = 0;    if (logging) {      log("Calling getBookByName(" + bookName + ")");      startTime = System.currentTimeMillis();    }    try {      returnValue = facadeObject.getBookByName(bookName);      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded: getBookByName(" + bookName + ")");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed: getBookByName(" + bookName + ")");      }      e.printStackTrace();    }    if (logging) {      log("Return value from getBookByName(" + bookName + "): " + returnValue + ".");    }    return returnValue;  }  public void sendMessage(Order order) {    if (facadeObject == null) {      System.out.println("Error in sendMessage(): " + ERROR_NULL_REMOTE);      return ;    }    long startTime = 0;    if (logging) {      log("Calling sendMessage(" + order + ")");      startTime = System.currentTimeMillis();    }    try {      facadeObject.sendMessage(order);      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded: sendMessage(" + order + ")");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed: sendMessage(" + order + ")");      }      e.printStackTrace();    }  }  public Collection getAllOrder() {    Collection returnValue = null;    if (facadeObject == null) {      System.out.println("Error in getAllOrder(): " + ERROR_NULL_REMOTE);      return returnValue;    }    long startTime = 0;    if (logging) {      log("Calling getAllOrder()");      startTime = System.currentTimeMillis();    }    try {      returnValue = facadeObject.getAllOrder();      if (logging) {        long endTime = System.currentTimeMillis();        log("Succeeded: getAllOrder()");        log("Execution time: " + (endTime - startTime) + " ms.");      }    }    catch(Exception e) {      if (logging) {        log("Failed: getAllOrder()");      }      e.printStackTrace();    }    if (logging) {      log("Return value from getAllOrder(): " + returnValue + ".");    }    return returnValue;  }  public void executeRemoteCallsWithDefaultArguments() {    if (facadeObject == null) {      System.out.println("Error in executeRemoteCallsWithDefaultArguments(): " + ERROR_NULL_REMOTE);      return ;    }    getAllBook();    getBookByName("");    sendMessage(null);    getAllOrder();  }  //----------------------------------------------------------------------------  // Utility Methods  //----------------------------------------------------------------------------  private void log(String message) {    if (message == null) {      System.out.println("-- null");      return ;    }    if (message.length() > MAX_OUTPUT_LINE_LENGTH) {      System.out.println("-- " + message.substring(0, MAX_OUTPUT_LINE_LENGTH) + " ...");    }    else {      System.out.println("-- " + message);    }  }  //Main method  public static void main(String[] args) {    facadeTestClient1 client = new facadeTestClient1();    client.create();    Book b1=(Book)client.getBookByName("book1");    System.out.println(b1.price);//    Order(String orderID,String custName,String address,String e_mail,String booklist,float  price)   // Order order1=new Order("orderid1","custname","adress","email","Booklist",12);    //client.sendMessage(order1);Collection c1=client.getAllOrder();    Object o1[]=c1.toArray();  System.out.print(((Order)o1[0]).orderID);// Use the client object to call one of the Home interface wrappers    // above, to create a Remote interface reference to the bean.    // If the return value is of the Remote interface type, you can use it    // to access the remote interface methods.  You can also just use the    // client object to call the Remote interface wrappers.  }}