org.openmrs.module.ezvacimmunization.web.controller.VaccineListController.java Source code

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Here is the source code for org.openmrs.module.ezvacimmunization.web.controller.VaccineListController.java

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/**
 * The contents of this file are subject to the OpenMRS Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://license.openmrs.org
 *
 * 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.
 *
 * Copyright (C) OpenMRS, LLC.  All Rights Reserved.
 */
package org.openmrs.module.ezvacimmunization.web.controller;

import java.io.BufferedReader;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openmrs.ConceptName;
import org.openmrs.api.context.Context;
import org.openmrs.module.ezvacimmunization.Constants;
import org.openmrs.module.ezvacimmunization.service.impl.ImmunizationServiceImpl;
import org.openmrs.util.OpenmrsUtil;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.ParameterizableViewController;

import columbia.rules.utility.NonCollapsingStringTokenizer;

public class VaccineListController extends ParameterizableViewController {

    /** Logger for this class and subclasses */
    protected final Log log = LogFactory.getLog(getClass());

    @Override
    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        Map<String, Object> model = new HashMap<String, Object>();

        /*
         * reading vaccine mapped to cvxcode from csv file
         */

        String strFile = OpenmrsUtil.getApplicationDataDirectory() + Constants.VACCINE_FILE;
        ImmunizationServiceImpl imm = new ImmunizationServiceImpl();

        String vaccineName = null;

        BufferedReader br = new BufferedReader(new FileReader(strFile));
        String rowContent = null;
        int row = 0;
        Map<String, List<String>> vaccineMap = new HashMap<String, List<String>>();

        while ((rowContent = br.readLine()) != null)

        {

            if (row > 0) {
                NonCollapsingStringTokenizer st = new NonCollapsingStringTokenizer(rowContent, ",");

                List<String> cvxcode = new ArrayList<String>();

                int column = 0;
                while (st.hasMoreTokens()) {

                    String columnValue = st.nextToken();

                    if (column == 0) {

                        vaccineName = columnValue;
                    } else if (imm.isInteger(columnValue)) {
                        cvxcode.add(columnValue);
                    }
                    column++;

                }
                vaccineMap.put(vaccineName, cvxcode);

            }
            row++;

        }

        ConceptName yes = Context.getConceptService().getConcept(1065).getBestShortName(Context.getLocale());
        ConceptName no = Context.getConceptService().getConcept(1066).getBestShortName(Context.getLocale());

        model.put("no", no);
        model.put("yes", yes);
        model.put("vaccinemap", vaccineMap);

        return new ModelAndView(getViewName(), model);
    }

}