org.openmrs.module.conceptsearch.web.controller.AbstractSearchFormController.java Source code

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Here is the source code for org.openmrs.module.conceptsearch.web.controller.AbstractSearchFormController.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.conceptsearch.web.controller;

import javax.servlet.http.HttpSession;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openmrs.module.conceptsearch.ConceptSearch;
import org.springframework.beans.support.MutableSortDefinition;
import org.springframework.beans.support.PagedListHolder;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.context.request.WebRequest;

/**
 * AbstractSearchFormController provides common methods, which
 * are used in BasicSearchFormController and AdvancedSearchFormController.
 * 
 */
public abstract class AbstractSearchFormController {

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

    protected final int DEFAULT_RESULT_PAGE_SIZE = 25;

    public void setConceptsPerPage(ModelMap model, WebRequest request, HttpSession session) {
        //set count
        String count = request.getParameter("count");

        PagedListHolder resListHolder = (PagedListHolder) session.getAttribute("sortResults");
        if (resListHolder != null) {
            int cCount = Integer.parseInt(count);
            if (cCount == -1)
                cCount = 10000;
            resListHolder.setPageSize(cCount);
            resListHolder.setPage(0);
            model.addAttribute("searchResult", resListHolder);
        } else {
            log.warn("Results are gone");
        }
    }

    public void switchToPage(@RequestParam("page") String page, ModelMap model, WebRequest request,
            HttpSession session) {

        PagedListHolder resListHolder = (PagedListHolder) session.getAttribute("sortResults");
        if (resListHolder != null) {
            if ("previous".equals(page)) {
                resListHolder.previousPage();
            } else if ("next".equals(page)) {
                resListHolder.nextPage();
            } else {
                resListHolder.setPage(Integer.parseInt(page));
            }
            model.addAttribute("searchResult", resListHolder);
        } else {
            log.warn("Results are gone");
        }
    }

    public void sortResultsView(ModelMap model, WebRequest request, HttpSession session) {
        String sortFor = request.getParameter("sort");
        boolean asc = true;

        if (request.getParameter("order") != null && request.getParameter("order").equals("desc"))
            asc = false;

        PagedListHolder resListHolder = (PagedListHolder) session.getAttribute("sortResults");
        ConceptSearch cs = (ConceptSearch) session.getAttribute("conceptSearch");
        if (cs != null)
            model.addAttribute("conceptSearch", cs);

        if (resListHolder != null) {
            //          List temp = resListHolder.getSource();
            //          Collections.sort((List<ConceptSearchResult>) temp, new ConceptComparator(sortFor, asc));
            resListHolder.setSort(new MutableSortDefinition(sortFor, true, asc));
            resListHolder.resort();
            model.addAttribute("searchResult", resListHolder);
        } else {
            log.warn("Results are gone");
        }
    }

}