/*
* Copyright (c) 2015 the original author or authors.
* 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:
* Etienne Studer & Donát Csikós (Gradle Inc.) - initial API and implementation and initial documentation
*/
package org.eclipse.buildship.core.workspace.internal;
import com.google.common.base.Optional;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.ClasspathContainerInitializer;
import org.eclipse.jdt.core.IClasspathContainer;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.buildship.core.CorePlugin;
import org.eclipse.buildship.core.workspace.GradleBuild;
/**
* Updates the Gradle classpath container of the given Java workspace project.
* <p/>
* This initializer is assigned to the projects via the
* {@code org.eclipse.jdt.core.classpathContainerInitializer} extension point.
* <p/>
*
* @see GradleClasspathContainerUpdater
*/
public final class GradleClasspathContainerInitializer extends ClasspathContainerInitializer {
@Override
public void initialize(IPath containerPath, IJavaProject javaProject) throws JavaModelException {
loadClasspath(javaProject);
}
@Override
public void requestClasspathContainerUpdate(IPath containerPath, IJavaProject javaProject, IClasspathContainer containerSuggestion) throws JavaModelException {
loadClasspath(javaProject);
}
private void loadClasspath(IJavaProject javaProject) throws JavaModelException {
IProject project = javaProject.getProject();
boolean updatedFromStorage = updateFromStorage(javaProject);
if (!updatedFromStorage) {
Optional<GradleBuild> gradleBuild = CorePlugin.gradleWorkspaceManager().getGradleBuild(project);
if (!gradleBuild.isPresent()) {
GradleClasspathContainerUpdater.clear(javaProject, null);
} else {
GradleBuild build = gradleBuild.get();
if (!build.isSyncRunning()) {
build.synchronize();
}
}
}
}
private boolean updateFromStorage(IJavaProject javaProject) throws JavaModelException {
return GradleClasspathContainerUpdater.updateFromStorage(javaProject, null);
}
@Override
public Object getComparisonID(IPath containerPath, IJavaProject project) {
return project;
}
}