/*
* 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.content;
import java.util.List;
import javax.faces.component.UIData;
import javax.faces.application.FacesMessage;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.rhq.core.domain.content.transfer.DeployPackageStep;
import org.rhq.core.domain.content.transfer.ResourcePackageDetails;
import org.rhq.core.domain.content.PackageVersion;
import org.rhq.core.domain.resource.Resource;
import org.rhq.core.gui.util.FacesContextUtility;
import org.rhq.enterprise.server.content.ContentUIManagerLocal;
import org.rhq.enterprise.server.content.ContentManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
import org.rhq.enterprise.gui.util.EnterpriseFacesContextUtility;
/**
* Bean responsible for making the request to an agent for installation steps on a particular package. Currently,
* the steps are cached in this bean after the call to the agent. If the user makes another requst to translate steps,
* the steps from the previous call (and other package) will be lost. Thus subsequent requests to view previously
* displayed installation steps will result in new requests sent to the agent.
*
* There may be a need in the future to cache these somewhere. However, since we do not receive incremental step updates
* during the deployment process, there is less of a need to cache or persist these.
*
* @author Jason Dobies
*/
public class InstallationStepsUIBean {
private int selectedPackageId;
private PackageVersion packageVersion;
private List<DeployPackageStep> deploySteps;
private UIData stepsData;
private final Log log = LogFactory.getLog(this.getClass());
public String loadSteps() {
ContentUIManagerLocal contentUIManager = LookupUtil.getContentUIManager();
ContentManagerLocal contentManager = LookupUtil.getContentManager();
HttpServletRequest request = FacesContextUtility.getRequest();
selectedPackageId = Integer.parseInt(request.getParameter("selectedPackageId"));
log.info("Loading package version for ID: " + selectedPackageId);
packageVersion = contentUIManager.getPackageVersion(selectedPackageId);
Resource resource = EnterpriseFacesContextUtility.getResource();
// Going forward, we'll need to create this earlier and store the user entered configuration in these
// objects. jdobies, Mar 3, 2008
ResourcePackageDetails details = ContentUtils.toResourcePackageDetails(packageVersion);
try {
deploySteps = contentManager.translateInstallationSteps(resource.getId(), details);
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Could not retrieve installation steps", e);
}
log.info("Translated number of steps: " + (deploySteps != null ? deploySteps.size() : null));
/*
// TEST DATA
deploySteps = new ArrayList<DeployPackageStep>();
deploySteps.add(new DeployPackageStep("0", "Backup some file somewhere"));
deploySteps.add(new DeployPackageStep("1", "Do some more stuff"));
deploySteps.add(new DeployPackageStep("2", "Restart something"));
*/
return "loadedSteps";
}
public List<DeployPackageStep> getDeploySteps() {
return deploySteps;
}
public UIData getStepsData() {
return stepsData;
}
public void setStepsData(UIData stepsData) {
this.stepsData = stepsData;
}
public int getSelectedPackageId() {
return selectedPackageId;
}
public void setSelectedPackageId(int selectedPackageId) {
this.selectedPackageId = selectedPackageId;
}
public PackageVersion getPackageVersion() {
return packageVersion;
}
public void setPackageVersion(PackageVersion packageVersion) {
this.packageVersion = packageVersion;
}
}