partyratecrudcontroller.java

一个很好的开源项目管理系统源代码

package net.java.workeffort.webapp.action;

import java.util.ArrayList;
import java.util.List;

import javax.servlet.http.HttpServletRequest;

import net.java.workeffort.infrastructure.exception.IPropertyException;
import net.java.workeffort.service.domain.Party;
import net.java.workeffort.webapp.support.ConflictingMultiRowDateRangeException;
import net.java.workeffort.webapp.support.InvalidDateRangeException;
import net.java.workeffort.webapp.support.WebappUtils;

import org.springframework.validation.BindException;

/**
 * The party rate crud controller. Needs extra validation to make the date
 * ranges for the same 'rateType' do not conflict.
 * <p>
 * Class Description
 * </p>
 * @author Antony Joseph
 */
public class PartyRateCrudController extends OneToManyCrudController {
    protected void onBind(HttpServletRequest request, Object command,
            BindException errors) throws Exception {
        // if there is a validator configured invoke the validator.
        if (!errors.hasErrors()) {
            getValidator().validate(command, errors);
        }

        // Need to make sure that the date ranges across multiple rows don't
        // conflict during save.
        if (!errors.hasErrors()
                && SAVE.equals(request.getParameter(DISPATCH_PARAMETER_NAME))) {
            try {
                // For row with the same 'rateType' check the date ranges for
                // conflict.
                List filterPropertyNames = new ArrayList();
                filterPropertyNames.add("rateTypeCd");
                WebappUtils.validateMultiRowDateRange(request,
                        ((Party) command).getPartyRate(), filterPropertyNames,
                        "fromDt", "thruDt");
            }
            catch (InvalidDateRangeException idre) {
                ((IPropertyException) idre).setCollectionName("partyRate");
                ((IPropertyException) idre).setErrorCode("invalid.dateRange");
                populatePropertyErrors(errors, (IPropertyException) idre);
            }
            catch (ConflictingMultiRowDateRangeException ce) {
                ((IPropertyException) ce).setCollectionName("partyRate");
                ((IPropertyException) ce).setErrorCode("conflict.dateRange");
                populatePropertyErrors(errors, (IPropertyException) ce);
            }
        }
    }
}