/*
* 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.configuration.history;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.faces.application.FacesMessage;
import javax.faces.model.DataModel;
import org.rhq.core.domain.auth.Subject;
import org.rhq.core.domain.configuration.ResourceConfigurationUpdate;
import org.rhq.core.domain.resource.Resource;
import org.rhq.core.domain.util.PageControl;
import org.rhq.core.domain.util.PageList;
import org.rhq.core.gui.util.FacesContextUtility;
import org.rhq.core.gui.util.StringUtility;
import org.rhq.core.util.exception.ThrowableUtil;
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.configuration.resource.ExistingResourceConfigurationUIBean;
import org.rhq.enterprise.gui.util.EnterpriseFacesContextUtility;
import org.rhq.enterprise.server.configuration.ConfigurationManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
public class ListConfigurationUpdateUIBean extends PagedDataTableUIBean {
public static final String MANAGED_BEAN_NAME = "ListConfigurationUpdateUIBean";
private Resource resource;
public ListConfigurationUpdateUIBean() {
}
@Override
public DataModel getDataModel() {
if (dataModel == null) {
dataModel = new ListResourcesDataModel(PageControlView.ConfigurationHistory, MANAGED_BEAN_NAME);
}
return dataModel;
}
public String rollback() {
String rollbackTo = null;
try {
rollbackTo = FacesContextUtility.getRequest().getParameter("selectedItems");
Subject subject = EnterpriseFacesContextUtility.getSubject();
Resource resource = EnterpriseFacesContextUtility.getResource();
ConfigurationManagerLocal manager = LookupUtil.getConfigurationManager();
manager.rollbackResourceConfiguration(subject, resource.getId(), Integer.parseInt(rollbackTo));
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Rolled back resource configuration to version "
+ rollbackTo);
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR,
"Failed to rollback resource configuration to version " + rollbackTo + ". Cause: "
+ ThrowableUtil.getAllMessages(e, true));
}
return "success";
}
public String delete() {
Subject subject = EnterpriseFacesContextUtility.getSubject();
ConfigurationManagerLocal manager = LookupUtil.getConfigurationManager();
String[] selectedItems = FacesContextUtility.getRequest().getParameterValues("selectedItems");
List<String> success = new ArrayList<String>();
Map<String, String> failure = new HashMap<String, String>();
String next = null;
Integer doomed;
for (int i = 0; i < selectedItems.length; i++) {
try {
next = selectedItems[i];
doomed = Integer.valueOf(next);
manager.purgeResourceConfigurationUpdate(subject, doomed, true);
success.add(next);
} catch (Exception e) {
failure.put(next, ThrowableUtil.getAllMessages(e, true));
}
}
if (success.size() > 0) {
// one success message for all successful deletions
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO,
"Deleted resource configuration update versions: " + StringUtility.getListAsDelimitedString(success));
}
for (Map.Entry<String, String> error : failure.entrySet()) {
// one message per failed deletion (hopefully rare)
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR,
"Failed to delete resource configuration update version " + error.getKey() + ". Cause: "
+ error.getValue());
}
return "success";
}
public String compare() {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "The 'compare' feature is not yet implemented.");
return "success";
}
private class ListResourcesDataModel extends PagedListDataModel<ResourceConfigurationUpdate> {
public ListResourcesDataModel(PageControlView view, String beanName) {
super(view, beanName);
}
@Override
public PageList<ResourceConfigurationUpdate> fetchPage(PageControl pc) {
Subject subject = EnterpriseFacesContextUtility.getSubject();
Resource requestResource = EnterpriseFacesContextUtility.getResourceIfExists();
ConfigurationManagerLocal manager = LookupUtil.getConfigurationManager();
if (requestResource == null) {
requestResource = resource; // request not associated with a resource - use the resource we used before
} else {
resource = requestResource; // request switched the resource this UI bean is using
}
PageList<ResourceConfigurationUpdate> result;
result = manager.findResourceConfigurationUpdates(subject, requestResource.getId(), null, null, false, pc);
return result;
}
}
}