/*
* 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.ha;
import javax.faces.application.FacesMessage;
import javax.faces.model.DataModel;
import org.rhq.core.domain.auth.Subject;
import org.rhq.core.domain.cloud.composite.ServerWithAgentCountComposite;
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.cloud.TopologyManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
public class ListServersUIBean extends PagedDataTableUIBean {
public static final String MANAGED_BEAN_NAME = "ListServersUIBean";
private TopologyManagerLocal topologyManager = LookupUtil.getTopologyManager();
public ListServersUIBean() {
}
public String removeSelectedServers() {
Subject subject = EnterpriseFacesContextUtility.getSubject();
String[] selected = getSelectedServers();
Integer[] ids = getIntegerArray(selected);
if (ids.length > 0) {
try {
topologyManager.deleteServers(subject, ids);
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Removed [" + ids.length
+ "] servers from the cloud.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Failed to remove selected servers.", e);
}
} else {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_WARN, "No servers selected.");
}
return "success";
}
public String updateServerManualMaintenance(boolean manualMaintenance) {
// Subject subject = EnterpriseFacesContextUtility.getSubject();
String[] selected = getSelectedServers();
Integer[] ids = getIntegerArray(selected);
if (ids.length > 0) {
try {
topologyManager.updateServerManualMaintenance(EnterpriseFacesContextUtility.getSubject(), ids,
manualMaintenance);
if (manualMaintenance) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Set [" + ids.length
+ "] servers' manual maintenance status.");
} else {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Removed [" + ids.length
+ "] servers' manual maintenance status.");
}
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Failed to set selected server modes", e);
}
}
return "success";
}
public String setSelectedServersModeMaintenance() {
return updateServerManualMaintenance(true);
}
public String setSelectedServersModeNormal() {
return updateServerManualMaintenance(false);
}
@Override
public DataModel getDataModel() {
if (null == dataModel) {
dataModel = new ListServersDataModel(PageControlView.ServersList, MANAGED_BEAN_NAME);
}
return dataModel;
}
private class ListServersDataModel extends PagedListDataModel<ServerWithAgentCountComposite> {
public ListServersDataModel(PageControlView view, String beanName) {
super(view, beanName);
}
@Override
@SuppressWarnings("unchecked")
public PageList<ServerWithAgentCountComposite> fetchPage(PageControl pc) {
Subject subject = EnterpriseFacesContextUtility.getSubject();
PageList<ServerWithAgentCountComposite> results = topologyManager.getServerComposites(subject, pc);
return results;
}
}
private String[] getSelectedServers() {
return FacesContextUtility.getRequest().getParameterValues("selectedServers");
}
private Integer[] getIntegerArray(String[] input) {
if (input == null) {
return new Integer[0];
}
Integer[] output = new Integer[input.length];
for (int i = 0; i < output.length; i++) {
output[i] = Integer.valueOf(input[i]);
}
return output;
}
}