/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.addon.maven.resources;
import java.io.File;
import java.io.FileInputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.maven.model.Dependency;
import org.apache.maven.model.Model;
import org.apache.maven.model.Profile;
import org.apache.maven.model.Repository;
import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
import org.jboss.forge.addon.maven.resources.MavenPomResource;
import org.jboss.forge.addon.resource.AbstractFileResource;
import org.jboss.forge.addon.resource.Resource;
import org.jboss.forge.addon.resource.ResourceFactory;
/**
* @author <a href="mailto:aslak@redhat.com">Aslak Knutsen</a>
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*/
public class MavenPomResourceImpl extends AbstractFileResource<MavenPomResource> implements MavenPomResource
{
private Model currentModel;
public MavenPomResourceImpl(final ResourceFactory factory)
{
super(factory, null);
}
public MavenPomResourceImpl(final ResourceFactory factory, final File file)
{
super(factory, file);
}
@Override
public Resource<?> getChild(String name)
{
List<Resource<?>> chidren = listResources();
for (Resource<?> child : chidren)
{
if (child.getName().trim().equals(name))
return child;
}
return null;
}
@Override
protected List<Resource<?>> doListResources()
{
List<Resource<?>> children = new ArrayList<Resource<?>>();
listDependencies(children);
listProfiles(children);
listRepositories(children);
return children;
}
private void listRepositories(List<Resource<?>> children)
{
List<Repository> repositories = getCurrentModel().getRepositories();
for (Repository repository : repositories)
{
children.add(new MavenRepositoryResourceImpl(getResourceFactory(), parent, repository));
}
}
private void listDependencies(List<Resource<?>> children)
{
Model model = getCurrentModel();
for (Dependency dep : model.getDependencies())
{
children.add(new MavenDependencyResourceImpl(this, dep));
}
}
private void listProfiles(List<Resource<?>> children)
{
Model model = getCurrentModel();
List<Profile> profiles = model.getProfiles();
for (Profile profile : profiles)
{
children.add(new MavenProfileResourceImpl(getResourceFactory(), this, profile));
}
}
@Override
public Model getCurrentModel()
{
initialize();
return currentModel;
}
@Override
public Resource<File> createFrom(File file)
{
return new MavenPomResourceImpl(resourceFactory, file);
}
private void initialize()
{
if (currentModel == null)
{
try
{
MavenXpp3Reader reader = new MavenXpp3Reader();
FileInputStream stream = new FileInputStream(getUnderlyingResourceObject());
if (stream.available() > 0)
{
currentModel = reader.read(stream);
}
stream.close();
currentModel.setPomFile(getUnderlyingResourceObject());
}
catch (Exception e)
{
throw new RuntimeException(e);
}
}
}
}