/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.definition.group;
import javax.faces.application.FacesMessage;
import javax.faces.model.DataModel;
import org.rhq.core.domain.auth.Subject;
import org.rhq.core.domain.resource.group.GroupDefinition;
import org.rhq.core.domain.util.PageControl;
import org.rhq.core.domain.util.PageList;
import org.rhq.core.gui.util.FacesContextUtility;
import org.rhq.enterprise.gui.common.framework.PagedDataTableUIBean;
import org.rhq.enterprise.gui.common.paging.PageControlView;
import org.rhq.enterprise.gui.common.paging.PagedListDataModel;
import org.rhq.enterprise.gui.util.EnterpriseFacesContextUtility;
import org.rhq.enterprise.server.resource.group.definition.GroupDefinitionManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
public class ListGroupDefinitionsUIBean extends PagedDataTableUIBean {
public static final String MANAGED_BEAN_NAME = "ListGroupDefinitionsUIBean";
private static final String OUTCOME_SUCCESS = "success";
private static final String OUTCOME_FAILURE = "failure";
private GroupDefinitionManagerLocal groupDefinitionManager = LookupUtil.getGroupDefinitionManager();
@Override
public DataModel getDataModel() {
if (dataModel == null) {
dataModel = new ListGroupDefinitionsDataModel(PageControlView.GroupDefinitionsList, MANAGED_BEAN_NAME);
}
return dataModel;
}
private class ListGroupDefinitionsDataModel extends PagedListDataModel<GroupDefinition> {
public ListGroupDefinitionsDataModel(PageControlView view, String beanName) {
super(view, beanName);
}
@Override
public PageList<GroupDefinition> fetchPage(PageControl pc) {
Subject user = getSubject();
PageList<GroupDefinition> groupDefinitions = LookupUtil.getGroupDefinitionManager().getGroupDefinitions(
user, pc);
for (GroupDefinition definition : groupDefinitions) {
// prepare for nicer display in the browser
if (definition.getExpression() != null) {
definition.setExpression(definition.getExpression().replaceAll("\n", "<br/>"));
}
}
return groupDefinitions;
}
}
public String createNewGroupDefinition() {
return "createNew";
}
public String deleteSelectedGroupDefinitions() {
String[] selectedGroupDefinitions = getSelectedGroupDefinitions();
Integer[] groupDefinitionIds = getIntegerArray(selectedGroupDefinitions);
Subject subject = EnterpriseFacesContextUtility.getSubject();
try {
for (Integer groupDefinitionId : groupDefinitionIds) {
groupDefinitionManager.removeGroupDefinition(subject, groupDefinitionId);
}
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Deleted selected group definitions.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Failed to delete selected group definitions.",
e);
return OUTCOME_FAILURE;
}
return OUTCOME_SUCCESS;
}
public String recalculateSelectedGroupDefinitions() {
String[] selectedGroupDefinitions = getSelectedGroupDefinitions();
Integer[] groupDefinitionIds = getIntegerArray(selectedGroupDefinitions);
Subject subject = EnterpriseFacesContextUtility.getSubject();
try {
for (Integer groupDefinitionId : groupDefinitionIds) {
groupDefinitionManager.calculateGroupMembership(subject, groupDefinitionId);
}
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Recalculated selected group definitions.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR,
"Failed to recalculate selected group definitions.", e);
return OUTCOME_FAILURE;
}
return OUTCOME_SUCCESS;
}
private String[] getSelectedGroupDefinitions() {
return FacesContextUtility.getRequest().getParameterValues("selectedGroupDefinitions");
}
private Integer[] getIntegerArray(String[] input) {
Integer[] output = new Integer[input.length];
for (int i = 0; i < output.length; i++) {
output[i] = Integer.valueOf(input[i]);
}
return output;
}
}