/*******************************************************************************
* Copyright (c) 2008, 2010 VMware 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:
* VMware Inc. - initial contribution
*******************************************************************************/
package org.eclipse.virgo.kernel.install.pipeline.stage.visit;
import org.eclipse.virgo.nano.deployer.api.core.DeploymentException;
import org.eclipse.virgo.kernel.install.artifact.InstallArtifact;
import org.eclipse.virgo.kernel.install.environment.InstallEnvironment;
import org.eclipse.virgo.kernel.install.pipeline.stage.Operator;
/**
* {@link Visitor} is a kernel extension interface used to visit the nodes of an install tree.
* <p />
*
* <strong>Concurrent Semantics</strong><br />
*
* Implementations of this class must be thread safe.
*
*/
public interface Visitor extends Operator {
public interface Visitation {
void visit(InstallArtifact installArtifact, InstallEnvironment installEnvironment) throws DeploymentException;
}
}