001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.portlet.bridges.mvc;
016    
017    import com.liferay.portal.kernel.servlet.SessionErrors;
018    
019    import javax.portlet.ActionRequest;
020    import javax.portlet.ActionResponse;
021    import javax.portlet.PortletException;
022    
023    /**
024     * @author Tomas Polesovsky
025     */
026    public abstract class BaseFormMVCActionCommand
027            extends BaseMVCActionCommand implements FormMVCActionCommand {
028    
029            @Override
030            public boolean validateForm(
031                            ActionRequest actionRequest, ActionResponse actionResponse)
032                    throws PortletException {
033    
034                    try {
035                            doValidateForm(actionRequest, actionResponse);
036    
037                            return SessionErrors.isEmpty(actionRequest);
038                    }
039                    catch (PortletException pe) {
040                            throw pe;
041                    }
042                    catch (Exception e) {
043                            throw new PortletException(e);
044                    }
045            }
046    
047            protected abstract void doValidateForm(
048                            ActionRequest actionRequest, ActionResponse actionResponse)
049                    throws Exception;
050    
051    }