package com.easa.ws.client;
  import com.easa.ws.client.stub.Easa;
  import com.easa.ws.client.stub.EasaService;
  import javax.xml.ws.BindingProvider;
  import org.apache.log4j.Logger;
 
  /*
   * A Java implementation of a Client for the EASA Web Service. 
   * The example easap application used here is the
   * Mortgage Calculator which can be found in the "examples" 
   * directory under "applications"
   *
   */
  public class ARM {
    public static void main(String[] args) {
      /* Set the URL where the web service is running */
 
      /* The method below requires "service.wsdl" to be downloaded from the server: 
       * http://easaserver1:80/easa-ws/service
       *
       * and saved into directory:
       *
       * com\easa\ws\client\stub
       *
       * in the easa-common.jar archive.
       * (if the server changes the new WSDL file must be downloaded and saved again)
       */ 
      EasaService.setUrl("service.wsdl");
      /*
       * Retrieve a proxy to the web service.
       * The proxy can then be used to call all 
       * the public methods supported by the web service
       */
      Easa easap = new EasaService().getEasaPort();
      /*
       * Set client to maintain session. 
       * This enables the client to use the same session to interact 
       * with the web service instead of creating a new session each 
       * time a method is invoked
       */
      ((BindingProvider)easap).getRequestContext().put(
        BindingProvider.SESSION_MAINTAIN_PROPERTY,true
      );
      /*
       * set authentication parameters if necessary. 
       * If the EASA web service is set to require authentication, 
       * then the following parameters must be set
       */
  //  ((BindingProvider)easap).getRequestContext().put(
  //    BindingProvider.USERNAME_PROPERTY, "easaws");
  //  ((BindingProvider)easap).getRequestContext().put(
  //    BindingProvider.PASSWORD_PROPERTY, "easaws");
 
      try{
        //invoke business method
        //used to measure the time taken to start up an easap
        long timer = System.currentTimeMillis();
        System.out.println("starting easap...");
 
        String appId = easap.getPublishedAppId("examples/mortgage_calc");
 
        /*
         * start the web service session by specifying the relative path 
         * of the easap to use. The easap used here is the Mortgage 
         * Calculator example. When a session is started, a user license 
         * is also checked out.
         */
        easap.startSession(appId);
        //Report time taken to start the easap
        System.out.println(
          "easap started..." + (System.currentTimeMillis()-timer)/1000);
 
        /*
         * Get current run status.
         * Run status can be one of several statuses such as No Run, 
         * Adding to Queue, Run Completed, Incompleted etc.
         */
        System.out.println(easap.getRunStatus());
 
        /*
         * invoke getValue method. 
         * The getValue method of the web service end point returns 
         * the value of the dor variable whose name * is supplied as parameter.
         * Below we read the default Loan Amount and its corresponding 
         * Starting Monthly Payment 
         */
        System.out.println(
          "cell_Basic_Information_loan_amount1 = "+easap.getValue(
            "cell_Basic_Information_loan_amount1")
        );
        System.out.println(
          "cell_Basic_Information_starting_monthly_payment = "+easap.getValue(
            "cell_Basic_Information_starting_monthly_payment")
        );
        System.out.println("setting realbox_Loan_Amount to 100000");
        /*
         * invoke setValue method. 
         * The setValue method of the web service end point sets 
         * the value of the dor variable to the value supplied as parameter. 
         * In this example we use it to set our Loan Amount to 100000
         */
        easap.setValue("cell_Basic_Information_loan_amount1","100000");
        /*
         * Use the getValue method to read the recomputed 
         * Starting Monthly Payment following the change to Loan Amount above
         */
        System.out.println(
          "cell_Basic_Information_starting_monthly_payment = "+easap.getValue(
             "cell_Basic_Information_starting_monthly_payment")
        );
        /*
         * invoke getProperty method. 
         * The getProperty method of the web service end point reads 
         * the value of the property (supplied as parameter) of a dor 
         * variable (also supplied as parameter). In the example below 
         * we read the value of the Choices: parameter of the 
         * choice_list_Term object.
         */
        //System.out.println(
        //  "cell_Basic_Information_term1= "+easap.getProperty(
        //    "cell_Basic_Information_term1","Choices"));
        /*
         * Invoke run actions. 
         * The runActions method of the web service end point invokes an
         * action that are triggered when a button is pressed. 
         * The name of the button is supplied as parameter. 
         * For example, in this example case, invoking the following code
         * has the same effect as pressing the "button_Submit" button 
         * which is to submit our Mortgage Calculator Easap
         */
        easap.runActions("button_submit");
        /*
         * We can now repeatedly poll the web service to check 
         * the various states the easap goes through after 
         * it has been submitted.
         */
        for (int i = 0; i <50; i++) {
          System.out.println(
            Thread.currentThread().getName()+ " : "+ easap.getRunStatus());
          Thread.sleep(1000);
        }
      }
      catch (Exception e) {
        Logger.getLogger("PrintStackTrace").error(e.getMessage(),e);
      }
      finally{
        /*
         * end session. 
         * This method ends the easap session and thus checks back-in 
         * the user license that was being used
         */
        easap.endSession();
      }
    }
  }