DictionaryValidationProvider.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.provider.validation;

import java.io.IOException;
import java.util.HashMap;
import java.util.List;

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

import us.mn.state.health.lims.common.exception.LIMSRuntimeException;
import us.mn.state.health.lims.common.servlet.validation.AjaxServlet;
import us.mn.state.health.lims.common.util.StringUtil;
import us.mn.state.health.lims.dictionary.dao.DictionaryDAO;
import us.mn.state.health.lims.dictionary.daoimpl.DictionaryDAOImpl;
import us.mn.state.health.lims.dictionary.valueholder.Dictionary;

public class DictionaryValidationProvider extends BaseValidationProvider {

	public DictionaryValidationProvider() {
		super();
	}

	public DictionaryValidationProvider(AjaxServlet ajaxServlet) {
		this.ajaxServlet = ajaxServlet;
	}

	public void processRequest(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {

		// get id from request
		String targetId = (String) request.getParameter("id");
		String formField = (String) request.getParameter("field");
		String result = validate(targetId);
		//System.out.println("This is field being validated " + formField);
		ajaxServlet.sendData(formField, result, request, response);
	}

	//modified for efficiency bugzilla 1367
	public String validate(String targetId) throws LIMSRuntimeException {

		StringBuffer s = new StringBuffer();

		if (!StringUtil.isNullorNill(targetId)) {

			DictionaryDAO dictionaryDAO = new DictionaryDAOImpl();
			Dictionary dictionary = new Dictionary();
			dictionary.setDictEntry(targetId);
			dictionary = dictionaryDAO.getDictionaryByDictEntry(dictionary, true);
			
			if (dictionary != null) {
				//bugzilla 1462 (if not selected from autocomplete dropdown then
				//ensure that we get the ID through validation (we might need to do
				//this on other autocompletes
				s.append(VALID + dictionary.getId());
			} else {
				s.append(INVALID);
			}
		} else {
			s.append(VALID);
		}

		return s.toString();
	}

}