webwork/src/main/webwork/view/taglib/soap SoapTag.java,NONE,1.1

Update of /cvsroot/webwork/webwork/src/main/webwork/view/taglib/soap
In directory usw-pr-cvs1:/tmp/cvs-serv11834/main/webwork/view/taglib/soap

Added Files:
	SoapTag.java 
Log Message:
-added support for VoiceXML JSP tags
-added support for SOAP JSP tags
-updated documentation

--- NEW FILE: SoapTag.java ---
/*
 * WebWork, Web Application Framework
 *
 * Distributable under Apache license.
 * See terms of license at opensource.org
 */
package webwork.view.taglib.soap;

import org.apache.log4j.Category;
import webwork.config.Configuration;
import webwork.util.ContainUtil;
import webwork.view.taglib.IncludeTag;
import webwork.view.taglib.ParamTag;
import webwork.view.taglib.WebWorkTagSupport;

import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import java.util.List;
import java.util.ArrayList;
import java.io.IOException;

import org.apache.axis.client.Call;
import org.apache.axis.client.Service;

import javax.xml.rpc.namespace.QName;

/**
 * SOAP tag
 *
 * @author Jeff Haynie ([email protected])
 * @version $Revision: 1.1 $
 */
public class SoapTag
      extends WebWorkTagSupport
      implements ParamTag.UnnamedParametric
{
   // Attributes ----------------------------------------------------
   private static Category log = Category.getInstance(SoapTag.class);
   protected String endpointAttr;
   protected String operationAttr;
   protected String namespaceAttr;
   protected List params=new ArrayList();
   private Call call;

   /**
    * set the endpoint
    */
   public void setEndpoint (String value)
   {
      endpointAttr=value;
   }
   /**
    * set the operation name
    */
   public void setOperation (String value)
   {
      operationAttr = value;
   }
   /**
    * set the operation namespace
    */
   public void setNamespace (String value)
   {
      namespaceAttr = value;
   }

   /**
    * Set property in bean
    */
   public void addParameter(Object value)
   {
      params.add(value);
   }
   public void addParameter(String name, Object value)
   {
      params.add(value);
   }

   // BodyTag implementation ----------------------------------------
   public int doStartTag() throws JspException
   {
      try
      {
        Service  service = new Service();
        call    = (Call) service.createCall();

        String endpoint = (String)findValue(endpointAttr);
        String namespace = (String)findValue (namespaceAttr);
        String opName = (String)findValue(operationAttr);

        call.setTargetEndpointAddress( new java.net.URL(endpoint) );
        call.setOperationName(new QName(namespace, opName) );
      }
      catch (Exception e)
      {
         try
         {
            pageContext.handlePageException(e);
         }
         catch (Exception ex)
         {
            // Ignore
         }
      }

//      getStack().pushValue(bean);


      return EVAL_BODY_INCLUDE;
   }

   public int doEndTag() throws JspException
   {
      // invoke
      Object bean = null;
      try
      {
         Object args[]=params.toArray();
         bean = call.invoke(args);
         log.debug("SOAP call returned: "+bean);
      }
      catch (Exception e)
      {
         e.printStackTrace();
         try
         {
            pageContext.handlePageException(e);
         }
         catch (Exception ex)
         {
            // Ignore
         }
      }

      // Store as attribute?
      if(getId() != null && bean!=null)
      {
         pageContext.setAttribute(getId(), bean);
         pageContext.setAttribute(getId(), bean, PageContext.REQUEST_SCOPE);
      }

//      getStack().popValue();
      call = null;
      return EVAL_PAGE;
   }
}


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