| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| ProjectTransitivityFilter |
|
| 2.0;2 |
| 1 | package org.apache.maven.shared.artifact.filter.collection; | |
| 2 | ||
| 3 | /* | |
| 4 | * Licensed to the Apache Software Foundation (ASF) under one | |
| 5 | * or more contributor license agreements. See the NOTICE file | |
| 6 | * distributed with this work for additional information | |
| 7 | * regarding copyright ownership. The ASF licenses this file | |
| 8 | * to you under the Apache License, Version 2.0 (the | |
| 9 | * "License"); you may not use this file except in compliance | |
| 10 | * with the License. You may obtain a copy of the License at | |
| 11 | * | |
| 12 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 13 | * | |
| 14 | * Unless required by applicable law or agreed to in writing, | |
| 15 | * software distributed under the License is distributed on an | |
| 16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| 17 | * KIND, either express or implied. See the License for the | |
| 18 | * specific language governing permissions and limitations | |
| 19 | * under the License. | |
| 20 | */ | |
| 21 | ||
| 22 | import java.util.HashSet; | |
| 23 | import java.util.Iterator; | |
| 24 | import java.util.Set; | |
| 25 | ||
| 26 | import org.apache.maven.artifact.Artifact; | |
| 27 | ||
| 28 | /** | |
| 29 | * @author <a href="mailto:brianf@apache.org">Brian Fox</a> | |
| 30 | * @version $Id: ProjectTransitivityFilter.java 803330 2009-08-11 23:58:24Z aheritier $ | |
| 31 | */ | |
| 32 | public class ProjectTransitivityFilter | |
| 33 | extends AbstractArtifactsFilter | |
| 34 | { | |
| 35 | ||
| 36 | private boolean excludeTransitive; | |
| 37 | ||
| 38 | private Set directDependencies; | |
| 39 | ||
| 40 | public ProjectTransitivityFilter( Set directDependencies, boolean excludeTransitive ) | |
| 41 | 4 | { |
| 42 | 4 | this.excludeTransitive = excludeTransitive; |
| 43 | 4 | this.directDependencies = directDependencies; |
| 44 | 4 | } |
| 45 | ||
| 46 | public Set filter( Set artifacts ) | |
| 47 | { | |
| 48 | // why not just take the directDependencies here? | |
| 49 | // because if this filter is run after some other process, the | |
| 50 | // set of artifacts may not be the same as the directDependencies. | |
| 51 | 3 | Set result = artifacts; |
| 52 | ||
| 53 | 3 | if ( excludeTransitive ) |
| 54 | { | |
| 55 | 2 | result = new HashSet(); |
| 56 | 2 | Iterator iterator = artifacts.iterator(); |
| 57 | 24 | while ( iterator.hasNext() ) |
| 58 | { | |
| 59 | 22 | Artifact artifact = (Artifact) iterator.next(); |
| 60 | 22 | if ( artifactIsADirectDependency( artifact ) ) |
| 61 | { | |
| 62 | 6 | result.add( artifact ); |
| 63 | } | |
| 64 | 22 | } |
| 65 | } | |
| 66 | 3 | return result; |
| 67 | } | |
| 68 | ||
| 69 | /** | |
| 70 | * Compares the artifact to the list of dependencies to see if it is directly included by this project | |
| 71 | * | |
| 72 | * @param artifact representing the item to compare. | |
| 73 | * @return true if artifact is a direct dependency | |
| 74 | */ | |
| 75 | public boolean artifactIsADirectDependency( Artifact artifact ) | |
| 76 | { | |
| 77 | 22 | boolean result = false; |
| 78 | 22 | Iterator iterator = this.directDependencies.iterator(); |
| 79 | 75 | while ( iterator.hasNext() ) |
| 80 | { | |
| 81 | 59 | Artifact dependency = (Artifact) iterator.next(); |
| 82 | 59 | if ( dependency.equals( artifact ) ) |
| 83 | { | |
| 84 | 6 | result = true; |
| 85 | 6 | break; |
| 86 | } | |
| 87 | 53 | } |
| 88 | 22 | return result; |
| 89 | } | |
| 90 | ||
| 91 | /** | |
| 92 | * @return Returns the excludeTransitive. | |
| 93 | */ | |
| 94 | public boolean isExcludeTransitive() | |
| 95 | { | |
| 96 | 2 | return this.excludeTransitive; |
| 97 | } | |
| 98 | ||
| 99 | /** | |
| 100 | * @param excludeTransitive The excludeTransitive to set. | |
| 101 | */ | |
| 102 | public void setExcludeTransitive( boolean excludeTransitive ) | |
| 103 | { | |
| 104 | 1 | this.excludeTransitive = excludeTransitive; |
| 105 | 1 | } |
| 106 | } |