package org.guvnor.common.services.project.backend.server;
import java.net.URI;
import java.util.Collection;
import java.util.Map;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.event.Event;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import javax.inject.Named;
import org.guvnor.common.services.project.events.DeleteProjectEvent;
import org.guvnor.common.services.project.model.Project;
import org.guvnor.common.services.project.project.ProjectFactory;
import org.uberfire.io.IOService;
import org.uberfire.java.nio.file.Path;
import org.uberfire.workbench.events.ResourceBatchChangesEvent;
import org.uberfire.workbench.events.ResourceChange;
import org.uberfire.workbench.events.ResourceDeleted;
import org.uberfire.workbench.events.ResourceDeletedEvent;
@ApplicationScoped
public class PathObserverService {
//TODO {porcelli} !rename/create!
@Inject
@Named("ioStrategy")
private IOService ioService;
@Inject
private ProjectFactory<? extends Project> projectFactory;
@Inject
private Event<DeleteProjectEvent> deleteProjectEvent;
public void onBatchResourceChanges( @Observes final ResourceDeletedEvent event ) {
if ( event.getPath().getFileName().equals( "pom.xml" ) ) {
fireDeleteEvent( event.getPath() );
}
}
public void onBatchResourceChanges( @Observes final ResourceBatchChangesEvent resourceBatchChangesEvent ) {
for ( final Map.Entry<org.uberfire.backend.vfs.Path, Collection<ResourceChange>> entry : resourceBatchChangesEvent.getBatch().entrySet() ) {
if ( entry.getKey().getFileName().equals( "pom.xml" ) && isDelete( entry.getValue() ) ) {
fireDeleteEvent( entry.getKey() );
}
}
}
private boolean isDelete( final Collection<ResourceChange> value ) {
for ( final ResourceChange resourceChange : value ) {
if ( resourceChange instanceof ResourceDeleted ) {
return true;
}
}
return false;
}
private void fireDeleteEvent( final org.uberfire.backend.vfs.Path _path ) {
final Path path = ioService.get( URI.create( _path.toURI() ) );
final Project project = projectFactory.simpleProjectInstance( path.getParent() );
deleteProjectEvent.fire( new DeleteProjectEvent( project ) );
}
}