/*******************************************************************************
* Copyright (c) 2015, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.lang.ide.core.project_model;
import static melnorme.lang.ide.core.utils.ResourceUtils.getWorkspaceRoot;
import static melnorme.utilbox.core.CoreUtil.areEqual;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import melnorme.lang.ide.core.utils.EclipseUtils;
import melnorme.lang.ide.core.utils.ResourceUtils;
import melnorme.lang.tooling.BundlePath;
import melnorme.utilbox.core.CommonException;
import melnorme.utilbox.misc.Location;
import melnorme.utilbox.ownership.LifecycleObject;
/**
* Abstract class for a manager for a project-based model.
*/
public abstract class ProjectBasedModelManager extends LifecycleObject {
protected final BundleManifestResourceListener listener = init_createResourceListener();
public ProjectBasedModelManager() {
}
protected void initializeModelManager() {
ResourceUtils.connectResourceListener(listener, this::initializeProjectsInfo, getWorkspaceRoot(), owned);
}
public final void shutdownManager() {
dispose();
}
/* ----------------- ----------------- */
protected void initializeProjectsInfo() {
IProject[] projects = EclipseUtils.getWorkspaceRoot().getProjects();
for (IProject project : projects) {
if(listener.isValidLangProject(project) && listener.isValidBundleModelProject(project)) {
bundleProjectAdded(project);
}
}
}
protected abstract BundleManifestResourceListener init_createResourceListener();
protected class ManagerResourceListener extends BundleManifestResourceListener {
public ManagerResourceListener() {
super();
}
@Override
public Object getProjectInfo(IProject project) {
return ProjectBasedModelManager.this.getProjectInfo(project);
}
@Override
public void bundleProjectAdded(IProject project) {
ProjectBasedModelManager.this.bundleProjectAdded(project);
}
@Override
public void bundleProjectRemoved(IProject project) {
ProjectBasedModelManager.this.bundleProjectRemoved(project);
}
@Override
public void bundleManifestChanged(IProject project) {
ProjectBasedModelManager.this.bundleManifestFileChanged(project);
}
@Override
public boolean resourceIsManifest(IResource resource) {
return ProjectBasedModelManager.this.resourceIsManifest(resource);
}
}
protected abstract Object getProjectInfo(IProject project);
protected abstract void bundleProjectAdded(IProject project);
protected abstract void bundleProjectRemoved(IProject project);
protected abstract void bundleManifestFileChanged(IProject project);
public boolean resourceIsManifest(IResource resource) {
if(resource == null || resource.getType() != IResource.FILE) {
return false;
}
try {
Location projectLoc = ResourceUtils.getLocation(resource.getProject());
Location resourceLoc = ResourceUtils.getLocation(resource);
return areEqual(new BundlePath(projectLoc).getManifestLocation(true), resourceLoc);
} catch(CommonException e) {
return false;
}
}
}