001: /*
002: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Admin/Sources/es/udc/mypersonalizer/admin/http/controller/actions/groupmgnt/ProcessEditGroupAction.java,v 1.1.1.1 2004/03/25 12:08:38 fbellas Exp $
003: * $Revision: 1.1.1.1 $
004: * $Date: 2004/03/25 12:08:38 $
005: *
006: * =============================================================================
007: *
008: * Copyright (c) 2003, The MyPersonalizer Development Group
009: * (http://www.tic.udc.es/~fbellas/mypersonalizer/index.html) at
010: * University Of A Coruna
011: * All rights reserved.
012: *
013: * Redistribution and use in source and binary forms, with or without
014: * modification, are permitted provided that the following conditions are met:
015: *
016: * - Redistributions of source code must retain the above copyright notice,
017: * this list of conditions and the following disclaimer.
018: *
019: * - Redistributions in binary form must reproduce the above copyright notice,
020: * this list of conditions and the following disclaimer in the documentation
021: * and/or other materials provided with the distribution.
022: *
023: * - Neither the name of the University Of A Coruna nor the names of its
024: * contributors may be used to endorse or promote products derived from
025: * this software without specific prior written permission.
026: *
027: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
028: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
029: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
030: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
031: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
032: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
033: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
034: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
035: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
036: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
037: * POSSIBILITY OF SUCH DAMAGE.
038: *
039: */
040:
041: package es.udc.mypersonalizer.admin.http.controller.actions.groupmgnt;
042:
043: import javax.servlet.http.HttpServletRequest;
044: import javax.servlet.http.HttpServletResponse;
045:
046: import org.apache.struts.action.ActionForm;
047: import org.apache.struts.action.ActionMapping;
048: import org.apache.struts.action.ActionForward;
049: import org.apache.struts.action.ActionErrors;
050: import org.apache.struts.action.ActionError;
051:
052: import es.udc.mypersonalizer.kernel.model.repository.interfaces.UserGroup;
053: import es.udc.mypersonalizer.kernel.util.exceptions.DuplicateInstanceException;
054: import es.udc.mypersonalizer.kernel.controller.actions.DefaultAction;
055: import es.udc.mypersonalizer.kernel.model.actions.ActionProcessorSingleton;
056:
057: import es.udc.mypersonalizer.admin.http.controller.actions.groupmgnt.util.GroupsManagementActionsHelper;
058: import es.udc.mypersonalizer.admin.http.view.actionforms.groupmgnt.EditGroupForm;
059:
060: /**
061: * This action processes a {@link EditGroupForm} to update an existing
062: * user group.
063: * <p>
064: * After the above, if no errors are detected it redirects to
065: * <code>GroupsManagementMain</code> action, else it returns to the input frm.
066: *
067: * @author Abel Iago Toral Quiroga
068: * @since 1.0
069: */
070: public class ProcessEditGroupAction extends DefaultAction {
071:
072: protected ActionForward doExecute(ActionMapping mapping,
073: ActionForm form, HttpServletRequest request,
074: HttpServletResponse response) throws Exception {
075:
076: /* Get parameters : groupId, groupName */
077: EditGroupForm frm = (EditGroupForm) form;
078: Long userGroupIdentifier = frm.getGroupId();
079: String userGroupName = frm.getGroupName();
080:
081: /* Update group */
082: ActionErrors errors = new ActionErrors();
083: try {
084: UserGroup userGroup = new UserGroup(userGroupIdentifier,
085: userGroupName);
086: ActionProcessorSingleton.getInstance().execute(
087: "UpdateGroupAction", userGroup);
088: } catch (DuplicateInstanceException e) {
089: if (!frm.getOldGroupName().equals(userGroupName)) {
090: errors
091: .add(
092: "groupName",
093: new ActionError(
094: "Usermgnt.Groups.Errors.duplicatedGroupErrorMessage"));
095: }
096: }
097:
098: /* Do forward */
099: if (errors.isEmpty()) {
100: return GroupsManagementActionsHelper
101: .getForwardToGroupsManagementMain(mapping, frm
102: .getStartIndex(), frm.getCount());
103: } else {
104: saveErrors(request, errors);
105: return (new ActionForward(mapping.getInput()));
106: }
107: }
108: }
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