ArtifactBuilder.java

/*****************************************************************************
 * Copyright (c) 2006-2013, Cloudsmith Inc.
 * The code, documentation and other materials contained herein have been
 * licensed under the Eclipse Public License - v 1.0 by the copyright holder
 * listed above, as the Initial Contributor under such license. The text of
 * such license is available at www.eclipse.org.
 *****************************************************************************/
package org.eclipse.buckminster.core.cspec.builder;

import java.util.HashSet;
import java.util.Set;

import org.eclipse.buckminster.core.cspec.IArtifact;
import org.eclipse.buckminster.core.cspec.IAttribute;
import org.eclipse.buckminster.core.cspec.model.Artifact;
import org.eclipse.buckminster.core.cspec.model.PathAlreadyDefinedException;
import org.eclipse.core.runtime.IPath;

/**
 * @author Thomas Hallgren
 */
public class ArtifactBuilder extends TopLevelAttributeBuilder implements IArtifact {
	private IPath base;

	private final HashSet<IPath> paths = new HashSet<IPath>();

	ArtifactBuilder(CSpecBuilder cspecBuilder) {
		super(cspecBuilder);
	}

	public void addPath(IPath path) throws PathAlreadyDefinedException {
		if (paths.contains(path))
			throw new PathAlreadyDefinedException(getCSpecName(), getName(), path);
		paths.add(path);
	}

	@Override
	public void clear() {
		super.clear();
		base = null;
		paths.clear();
	}

	@Override
	public Artifact createAttribute() {
		return new Artifact(this);
	}

	@Override
	public AttributeBuilder getAttributeBuilder(CSpecBuilder specBuilder) {
		return specBuilder == getCSpecBuilder() ? this : new ArtifactBuilder(specBuilder);
	}

	@Override
	public IPath getBase() {
		return base;
	}

	@Override
	public Set<IPath> getPaths() {
		return paths;
	}

	@Override
	public void initFrom(IAttribute attribute) {
		super.initFrom(attribute);
		IArtifact artifact = (IArtifact) attribute;
		base = artifact.getBase();
		paths.addAll(artifact.getPaths());
	}

	public void removePath(IPath path) throws MissingPathException {
		if (!paths.contains(path))
			throw new MissingPathException(getCSpecName(), getName(), path);
		paths.remove(path);
	}

	public void setBase(IPath base) {
		this.base = (base == null) ? null : base.addTrailingSeparator();
	}
}