| /******************************************************************************* |
| * Copyright (c) 2010, 2011 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.aether.util.graph.transformer; |
| |
| import org.eclipse.aether.RepositoryException; |
| import org.eclipse.aether.collection.DependencyGraphTransformationContext; |
| import org.eclipse.aether.collection.DependencyGraphTransformer; |
| import org.eclipse.aether.graph.Dependency; |
| import org.eclipse.aether.graph.DependencyNode; |
| import org.eclipse.aether.util.artifact.JavaScopes; |
| |
| /** |
| * A dependency graph transformer that refines the request context for nodes that belong to the "project" context by |
| * appending the classpath type to which the node belongs. For instance, a compile-time project dependency will be |
| * assigned the request context "project/compile". |
| * |
| * @see DependencyNode#getRequestContext() |
| */ |
| public final class JavaDependencyContextRefiner |
| implements DependencyGraphTransformer |
| { |
| |
| public DependencyNode transformGraph( DependencyNode node, DependencyGraphTransformationContext context ) |
| throws RepositoryException |
| { |
| String ctx = node.getRequestContext(); |
| |
| if ( "project".equals( ctx ) ) |
| { |
| String scope = getClasspathScope( node ); |
| if ( scope != null ) |
| { |
| ctx += '/' + scope; |
| node.setRequestContext( ctx ); |
| } |
| } |
| |
| for ( DependencyNode child : node.getChildren() ) |
| { |
| transformGraph( child, context ); |
| } |
| |
| return node; |
| } |
| |
| private String getClasspathScope( DependencyNode node ) |
| { |
| Dependency dependency = node.getDependency(); |
| if ( dependency == null ) |
| { |
| return null; |
| } |
| |
| String scope = dependency.getScope(); |
| |
| if ( JavaScopes.COMPILE.equals( scope ) || JavaScopes.SYSTEM.equals( scope ) |
| || JavaScopes.PROVIDED.equals( scope ) ) |
| { |
| return JavaScopes.COMPILE; |
| } |
| else if ( JavaScopes.RUNTIME.equals( scope ) ) |
| { |
| return JavaScopes.RUNTIME; |
| } |
| else if ( JavaScopes.TEST.equals( scope ) ) |
| { |
| return JavaScopes.TEST; |
| } |
| |
| return null; |
| } |
| |
| } |