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/*******************************************************************************
* Copyright (c) 2008-2010 Sonatype, Inc.
* 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:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.core.internal.builder;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResourceDelta;
import org.eclipse.core.resources.IncrementalProjectBuilder;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.apache.maven.project.MavenProject;
import org.eclipse.m2e.core.MavenPlugin;
import org.eclipse.m2e.core.embedder.ICallable;
import org.eclipse.m2e.core.embedder.IMaven;
import org.eclipse.m2e.core.embedder.IMavenConfiguration;
import org.eclipse.m2e.core.embedder.IMavenExecutionContext;
import org.eclipse.m2e.core.internal.IMavenConstants;
import org.eclipse.m2e.core.internal.M2EUtils;
import org.eclipse.m2e.core.internal.MavenPluginActivator;
import org.eclipse.m2e.core.internal.markers.IMavenMarkerManager;
import org.eclipse.m2e.core.project.IMavenProjectFacade;
import org.eclipse.m2e.core.project.IMavenProjectRegistry;
import org.eclipse.m2e.core.project.IProjectConfigurationManager;
import org.eclipse.m2e.core.project.configurator.AbstractBuildParticipant;
import org.eclipse.m2e.core.project.configurator.ILifecycleMapping;
import org.eclipse.m2e.core.project.configurator.MojoExecutionKey;
public class MavenBuilder extends IncrementalProjectBuilder implements DeltaProvider {
/*package*/static Logger log = LoggerFactory.getLogger(MavenBuilder.class);
/*package*/final MavenBuilderImpl builder = new MavenBuilderImpl(this);
/*package*/final IMaven maven = MavenPlugin.getMaven();
/*package*/final IMavenProjectRegistry projectManager = MavenPlugin.getMavenProjectRegistry();
/*package*/final IProjectConfigurationManager configurationManager = MavenPlugin.getProjectConfigurationManager();
/*package*/final IMavenConfiguration mavenConfiguration = MavenPlugin.getMavenConfiguration();
/*package*/final IMavenMarkerManager markerManager = MavenPluginActivator.getDefault().getMavenMarkerManager();
/*
* @see org.eclipse.core.internal.events.InternalBuilder#build(int,
* java.util.Map, org.eclipse.core.runtime.IProgressMonitor)
*/
protected IProject[] build(final int kind, final Map<String, String> args, final IProgressMonitor monitor)
throws CoreException {
final IProject project = getProject();
log.debug("Building project {}", project.getName()); //$NON-NLS-1$
final long start = System.currentTimeMillis();
markerManager.deleteMarkers(project, kind == FULL_BUILD, IMavenConstants.MARKER_BUILD_ID);
if(!project.hasNature(IMavenConstants.NATURE_ID)) {
return null;
}
final IFile pomResource = project.getFile(IMavenConstants.POM_FILE_NAME);
if(pomResource == null) {
log.error("Project {} does not have pom.xml", project.getName());
return null;
}
return maven.execute(new ICallable<IProject[]>() {
public IProject[] call(IMavenExecutionContext context, IProgressMonitor monitor) throws CoreException {
final IMavenProjectFacade projectFacade = getProjectFacade(pomResource, project, monitor);
return projectManager.execute(projectFacade, new ICallable<IProject[]>() {
public IProject[] call(IMavenExecutionContext context, IProgressMonitor monitor) throws CoreException {
MavenProject mavenProject = null;
try {
mavenProject = projectFacade.getMavenProject(monitor);
} catch(CoreException ce) {
//unable to read the project facade
addErrorMarker(project, ce);
monitor.done();
return null;
}
ILifecycleMapping lifecycleMapping = configurationManager.getLifecycleMapping(projectFacade);
if(lifecycleMapping == null) {
return null;
}
Map<MojoExecutionKey, List<AbstractBuildParticipant>> buildParticipantsByMojoExecutionKey = lifecycleMapping
.getBuildParticipants(projectFacade, monitor);
Set<IProject> dependencies = builder.build(context.getSession(), projectFacade, kind, args,
buildParticipantsByMojoExecutionKey, monitor);
log.debug("Built project {} in {} ms", project.getName(), System.currentTimeMillis() - start); //$NON-NLS-1$
if(dependencies.isEmpty()) {
return null;
}
return dependencies.toArray(new IProject[dependencies.size()]);
}
}, monitor);
}
}, monitor);
}
protected void clean(final IProgressMonitor monitor) throws CoreException {
final IProject project = getProject();
markerManager.deleteMarkers(project, IMavenConstants.MARKER_BUILD_ID);
if(!project.hasNature(IMavenConstants.NATURE_ID)) {
return;
}
final IFile pomResource = project.getFile(IMavenConstants.POM_FILE_NAME);
if(pomResource == null) {
return;
}
maven.execute(new ICallable<Void>() {
public Void call(IMavenExecutionContext context, IProgressMonitor monitor) throws CoreException {
final IMavenProjectFacade projectFacade = projectManager.create(getProject(), monitor);
if(projectFacade == null) {
return null;
}
return projectManager.execute(projectFacade, new ICallable<Void>() {
public Void call(IMavenExecutionContext context, IProgressMonitor monitor) throws CoreException {
// 380096 make sure facade.getMavenProject() is not null
if(projectFacade.getMavenProject(monitor) == null) {
return null;
}
ILifecycleMapping lifecycleMapping = configurationManager.getLifecycleMapping(projectFacade);
if(lifecycleMapping == null) {
return null;
}
Map<MojoExecutionKey, List<AbstractBuildParticipant>> buildParticipantsByMojoExecutionKey = lifecycleMapping
.getBuildParticipants(projectFacade, monitor);
MavenProject mavenProject = null;
try {
mavenProject = projectFacade.getMavenProject(monitor);
} catch(CoreException ce) {
//the pom cannot be read. don't fill the log full of junk, just add an error marker
addErrorMarker(project, ce);
return null;
}
builder.clean(context.getSession(), projectFacade, buildParticipantsByMojoExecutionKey, monitor);
return null;
}
}, monitor);
}
}, monitor);
}
/*package*/void addErrorMarker(IProject project, Exception e) {
String msg = e.getMessage();
String rootCause = M2EUtils.getRootCauseMessage(e);
if(!e.equals(msg)) {
msg = msg + ": " + rootCause; //$NON-NLS-1$
}
IMavenMarkerManager markerManager = MavenPluginActivator.getDefault().getMavenMarkerManager();
markerManager.addMarker(project, IMavenConstants.MARKER_BUILD_ID, msg, 1, IMarker.SEVERITY_ERROR);
}
/*package*/IMavenProjectFacade getProjectFacade(final IFile pomResource, final IProject project,
final IProgressMonitor monitor) throws CoreException {
IResourceDelta delta = getDelta(project);
IMavenProjectFacade projectFacade = projectManager.create(getProject(), monitor);
if(delta == null || projectFacade == null || projectFacade.isStale()) {
projectManager.refresh(Collections.singleton(pomResource), monitor);
projectFacade = projectManager.create(project, monitor);
if(projectFacade == null) {
// error marker should have been created
return null;
}
}
return projectFacade;
}
}
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