Examples with IPlanner org.eclipse.equinox.p2.planner.IPlanner used on opensource projects

Example 1 with IPlanner

use of org.eclipse.equinox.p2.planner.IPlanner in project webtools.servertools by eclipse.

the class Extension method getProvisioningPlan.

public IProvisioningPlan getProvisioningPlan(boolean explain, IProgressMonitor monitor) {
    if (plan != null)
        return plan;
    // long time = System.currentTimeMillis();
    BundleContext bundleContext = Activator.getDefault().getBundle().getBundleContext();
    IPlanner planner = (IPlanner) ExtensionUtility.getService(bundleContext, IPlanner.SERVICE_NAME);
    IProfileRegistry profileRegistry = (IProfileRegistry) ExtensionUtility.getService(bundleContext, IProfileRegistry.SERVICE_NAME);
    IProfile profile = profileRegistry.getProfile(IProfileRegistry.SELF);
    IProfile[] profiles = profileRegistry.getProfiles();
    if (profile == null) {
        // it happens sometime , possibility of bug in profileRegistry
        for (int i = 0; i < profiles.length; i++) {
            if (profiles[i].getProfileId().equals(IProfileRegistry.SELF)) {
                profile = profiles[i];
                break;
            }
        }
    }
    if (profile == null)
        return null;
    IProfileChangeRequest pcr = planner.createChangeRequest(profile);
    pcr.add(iu);
    IProvisioningAgent agent = ExtensionUtility.getAgent(bundleContext);
    if (agent == null) {
        return null;
    }
    // Get all the known repositories when installing the server adapter.
    // If these repositories are not added, it can cause install problems if
    // the server adapter relies on the list of available software install sites
    URI[] knownRepositories = null;
    IMetadataRepositoryManager manager = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
    if (manager != null) {
        manager.addRepository(uri);
        // Note: IRepositoryManager.REPOSITORIES_ALL will exclude the deselected update sites
        knownRepositories = manager.getKnownRepositories(IRepositoryManager.REPOSITORIES_ALL);
        // A fall back in case known repositories returns null
        if (knownRepositories == null) {
            knownRepositories = new URI[] { uri };
        }
    } else {
        knownRepositories = new URI[] { uri };
    }
    provContext = new ProvisioningContext(agent);
    // Add the new URLs to both the Metadata and Artifact repositories.
    // Note: only the IInstallableUnit that is passed into this class will be installed
    // as a server adapter. For example, if multiple update site URLs for discovery server
    // adapters are present, they will not be installed.
    provContext.setMetadataRepositories(knownRepositories);
    provContext.setArtifactRepositories(knownRepositories);
    if (!explain)
        // $NON-NLS-1$ //$NON-NLS-2$
        provContext.setProperty("org.eclipse.equinox.p2.director.explain", "false");
    // $NON-NLS-1$
    provContext.setProperty(ProvisioningContext.FOLLOW_REPOSITORY_REFERENCES, "true");
    plan = planner.getProvisioningPlan(pcr, provContext, monitor);
    // System.out.println("Time: " + (System.currentTimeMillis() - time)); // TODO
    return plan;
}