AjaxXMLServlet.java

/**
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/ 
* 
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations under
* the License.
* 
* The Original Code is OpenELIS code.
* 
* Copyright (C) The Minnesota Department of Health.  All Rights Reserved.
*/
package us.mn.state.health.lims.common.servlet.selectdropdown;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.ajaxtags.helpers.AjaxXmlBuilder;
import org.ajaxtags.servlets.BaseAjaxServlet;

import us.mn.state.health.lims.common.provider.selectdropdown.BaseSelectDropDownProvider;
import us.mn.state.health.lims.common.provider.selectdropdown.SelectDropDownProviderFactory;

public class AjaxXMLServlet extends BaseAjaxServlet {

	public String getXmlContent(HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		String selectDropDownProvider = request.getParameter("provider");
		String selectDropDownFieldName = request.getParameter("fieldName");
		String selectDropDownId = request.getParameter("idName");
		
		//bugzilla 1844 adding sorting ability
		boolean sortable = false;
		String selectDropDownSortFieldA = null;
		String selectDropDownSortFieldB = null;
		String selectDropDownAlternateLabel = null;
		//this is sortable test target
		if (request.getParameter("sortFieldA") != null && request.getParameter("sortFieldB") != null && request.getParameter("alternateLabel") != null) {
			selectDropDownSortFieldA = request.getParameter("sortFieldA");
			selectDropDownSortFieldB = request.getParameter("sortFieldB");
			selectDropDownAlternateLabel = request.getParameter("alternateLabel");
			sortable = true;
			
		}

		BaseSelectDropDownProvider provider = (BaseSelectDropDownProvider) SelectDropDownProviderFactory
				.getInstance()
				.getSelectDropDownProvider(selectDropDownProvider);

		provider.setServlet(this);
		List list = provider.processRequest(request, response);
		
		//bugzilla 1844 adding toggle sort and toggle label values
		if (sortable) {
		  AjaxXmlBuilderForSortableTests axb = new AjaxXmlBuilderForSortableTests();
		  //add blank option!!
		  axb.addItemAsCData("", "", "", "", "");
		  axb.addItems(list, selectDropDownFieldName, selectDropDownId, selectDropDownSortFieldA, selectDropDownSortFieldB, selectDropDownAlternateLabel);
		  return axb.toString();

		} else {
		  AjaxXmlBuilder axb = new AjaxXmlBuilder();  
		  //add blank option!!
		  axb.addItemAsCData("", "");
		  axb.addItems(list, selectDropDownFieldName, selectDropDownId);
		  return axb.toString();
		}


		
	}

}