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public WFTransInOutInterface()

Constructor for WFTransInOutInterface. The Constructor is shared by all WebFOCUS Servlet Exit requests.

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public java.lang.String wfEnableInOut()

Function that specifies which methods, transin, transout or both, are enabled.

Returns:

String of comma-separated flags. The string will contain in if transin should be enabled and out if transout should be enabled. For example, to enable only transout, the string is out. To enable both transin and transout, the string is in,out.

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public byte[] wfTransout (byte[] byteToModify, java.lang.String ext)

Function to modify output from the WebFOCUS Reporting Server.

Parameters:

byteToModify

Data from WebFOCUS Reporting Server to be modified.

ext

Specifies the type of data coming from the WebFOCUS Reporting Server, for example .html .xml

Returns:

Modified data read from WebFOCUS Reporting Server.

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public java.lang.String wfTransin (java.lang.String strToModify)

Function to modify input to WebFOCUS Reporting Server.

Parameters:

strToModify

String with fex to modify before sending to the WebFOCUS Reporting Server.

Returns:

Modified procedure content.

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Example: Sample WebFOCUS Servlet WFTRANSINOUT Plug-in

The following sample WFTRANSINOUT plug-in uses the wfTransout method to write the string returned from the WebFOCUS Reporting Server to a log file, using code page 1255.

//package com.exit;
 
import ibi.webfoc.wfapi.WFTransInOutInterface;
 
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
/**
 * TransInOutSample.java
 * @author IBI
 * Aug 21, 2004
 * @version 7.1:
 *
 */
public class TransInOutExit implements WFTransInOutInterface
{
     private static final String TRANSIN= "in";
     private static final String TRANSOUT= "out";
     private static final String TRANSINOUT= TRANSIN + "," + TRANSOUT;
 
     /**
      * Constructor for TransInOutExit.
      */
     public TransInOutExit()
     {
          super();
     }
 
     /**
      * Modify input sent to WF Reporting Server.
      * @param arg0 String to be modified.
      * @return String containing modified content.
 
           In this sample program, the Transin method is not being used.
      */

     public String wfTransin(String arg0)
     {
          return null;
     }
 
     /**
           * Modify output returned from WF Reporting Server.
           * @param arg0 String output sent from WFRS to be modified.
           * @param arg1 String Type of output, (i.e. .HTM, .PDF, etc...).
           * @return byte[] Modified content.
 
           In this sample program, the Transout method writes the string
           sent from the WFRS, using code page 1255, to a log file called
           c:\temp\testout.log.
      */
     public byte[] wfTransout(byte[] arg0, String arg1)
     {
          byte[] bret= new byte[arg0.length];
          for (int i= 0; i< arg0.length; i++)
          {
               Byte b= new Byte(arg0[i]);
               bret[i]= arg0[arg0.length - i - 1];
          }
          String str;
          BufferedWriter out= null;
          try
          {
               str= new String(arg0, 0, 7, "cp1255");
               out= new BufferedWriter(new 
                    FileWriter("c:\\temp\\testout.log", true));
               out.write(new String(arg0, "cp1255"));
               out.write("\n");
               out.close();
 
          }
          catch (UnsupportedEncodingException e)
          {
               throw (new RuntimeException(e.toString()));
          }
          catch (IOException e)
          {
               throw (new RuntimeException(e.toString()));
          }
          finally
          {
               try
               {
                    out.close();
               }
               catch (IOException e1)
               {
                    throw (new RuntimeException(e1.toString()));
               }
          }
 
          return arg0;
     }
 
     /**
      * Determines which functions to call, in=wfTransin,
                  out=wfTransout.
      * @return String of comma-separated flags, in,out : in : out.
     */
     public String wfEnableInOut()
     {
         // return(TRANSIN);    //call wfTransin only
         return(TRANSOUT);      //call wfTransout only
         //return (TRANSINOUT); //call both wfTransin and wfTransout
     }
}