Validator

UniqueUserEmail.java

package com.fg.doxx.gastro.web.user.validator;

import com.fg.doxx.gastro.business.GastroUserManager;
import com.fg.doxx.gastro.model.user.GastroUser;
import com.fg.form.core.context.RequestContext;
import com.fg.form.core.data.state.State;
import com.fg.form.core.lifecycle.validate.impl.AbstractSingleValueWidgetValidator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;

/**
 * Validates uniqueness of the organization email. Cam be used used only for non existing organization.
 *
 * @author Jakub Příkazský (prikazsky@fg.cz), FG Forrest a.s. (c) 2012
 * @version $Id$
 */
public class UniqueUserEmail extends AbstractSingleValueWidgetValidator {
    @Autowired
    private GastroUserManager userManager;

    @Override
    protected boolean internalValidate(RequestContext context, Object value, State widgetState) {
        if (value != null) {
            String email = (String) value;
            if (!StringUtils.hasText(email)) {
                return false;
            }
            GastroUser found = userManager.getUserByEmailIgnoringDeletedState(email);
            return found == null;
        } else {
            return false;
        }
    }

    public GastroUserManager getUserManager() {
        return userManager;
    }

    public void setUserManager(GastroUserManager userManager) {
        this.userManager = userManager;
    }
}