WorkflowParamValueSetupController.java

package net.sourceforge.solexatools.webapp.controller;

import java.util.HashMap;

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

import net.sourceforge.seqware.common.business.WorkflowParamService;
import net.sourceforge.seqware.common.business.WorkflowParamValueService;
import net.sourceforge.seqware.common.model.Registration;
import net.sourceforge.seqware.common.model.WorkflowParam;
import net.sourceforge.seqware.common.model.WorkflowParamValue;
import net.sourceforge.solexatools.Security;

import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.BaseCommandController;

/**
 * <p>
 * WorkflowParamValueSetupController class.
 * </p>
 * 
 * @author boconnor
 * @version $Id: $Id
 */
public class WorkflowParamValueSetupController extends BaseCommandController {
    private WorkflowParamService workflowParamService;
    private WorkflowParamValueService workflowParamValueService;

    /**
     * <p>
     * Constructor for WorkflowParamValueSetupController.
     * </p>
     */
    public WorkflowParamValueSetupController() {
        super();
        setSupportedMethods(new String[] { METHOD_GET });
    }

    /**
     * {@inheritDoc}
     * 
     * @return
     * @throws java.lang.Exception
     */
    @Override
    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {

        Registration registration = Security.getRegistration(request);
        if (registration == null) return new ModelAndView("redirect:/login.htm");

        ModelAndView modelAndView = null;
        HashMap<String, Object> model = new HashMap<>();

        getRequestedWorkflowParam(request);
        WorkflowParamValue workflowParamValue = getRequestedWorkflowParamValue(request);

        if (workflowParamValue != null) {
            request.setAttribute(getCommandName(), workflowParamValue);
            model.put("strategy", "update");
            modelAndView = new ModelAndView("WorkflowParamValue", model);
        } else {
            request.setAttribute(getCommandName(), new WorkflowParam());
            model.put("strategy", "submit");
            modelAndView = new ModelAndView("WorkflowParamValue", model);
        }

        return modelAndView;
    }

    private WorkflowParam getRequestedWorkflowParam(HttpServletRequest request) {
        HttpSession session = request.getSession(false);
        WorkflowParam workflowParam = null;
        String id = (String) request.getParameter("workflowParamId");
        session.removeAttribute("workflowParam");

        if (id != null) {
            Integer expID = Integer.parseInt(id);
            workflowParam = getWorkflowParamService().findByID(expID);
            session.setAttribute("workflowParam", workflowParam);
        }

        return workflowParam;
    }

    private WorkflowParamValue getRequestedWorkflowParamValue(HttpServletRequest request) {
        HttpSession session = request.getSession(false);
        WorkflowParamValue workflowParamValue = null;
        String id = (String) request.getParameter("workflowParamValueId");
        // session.removeAttribute("workflowParamValue");

        if (id != null) {
            Integer workflowParamValueID = Integer.parseInt(id);
            workflowParamValue = getWorkflowParamValueService().findByID(workflowParamValueID);
            session.setAttribute("workflowParamValue", workflowParamValue);
        }

        return workflowParamValue;
    }

    /**
     * <p>
     * Getter for the field <code>workflowParamService</code>.
     * </p>
     * 
     * @return a {@link net.sourceforge.seqware.common.business.WorkflowParamService} object.
     */
    public WorkflowParamService getWorkflowParamService() {
        return workflowParamService;
    }

    /**
     * <p>
     * Setter for the field <code>workflowParamService</code>.
     * </p>
     * 
     * @param workflowParamService
     *            a {@link net.sourceforge.seqware.common.business.WorkflowParamService} object.
     */
    public void setWorkflowParamService(WorkflowParamService workflowParamService) {
        this.workflowParamService = workflowParamService;
    }

    /**
     * <p>
     * Getter for the field <code>workflowParamValueService</code>.
     * </p>
     * 
     * @return a {@link net.sourceforge.seqware.common.business.WorkflowParamValueService} object.
     */
    public WorkflowParamValueService getWorkflowParamValueService() {
        return workflowParamValueService;
    }

    /**
     * <p>
     * Setter for the field <code>workflowParamValueService</code>.
     * </p>
     * 
     * @param workflowParamValueService
     *            a {@link net.sourceforge.seqware.common.business.WorkflowParamValueService} object.
     */
    public void setWorkflowParamValueService(WorkflowParamValueService workflowParamValueService) {
        this.workflowParamValueService = workflowParamValueService;
    }
}