ArtifactRepository lr1 = new DelegatingLocalArtifactRepository(repositorySystem.createDefaultLocalRepository());
        ArtifactRepository rr1 = repositorySystem.createDefaultRemoteRepository();
        a1.setDependencyFilter(new ExcludesArtifactFilter(Arrays.asList("foo")));

        Artifact a2 = repositorySystem.createArtifact("testGroup", "testArtifact", "1.2.3", "jar");
        @SuppressWarnings("deprecation")

    /** {@inheritDoc} */
    public ArtifactFilter getDependencyFilter() {
        return artifact.getDependencyFilter();
    }

    /** {@inheritDoc} */
    public void setDependencyFilter(ArtifactFilter artifactFilter) {
        artifact.setDependencyFilter(artifactFilter);
    }

    /** {@inheritDoc} */
    public ArtifactHandler getArtifactHandler() {
        return artifact.getArtifactHandler();
    }

    String getDownloadUrl();

    void setDownloadUrl(String downloadUrl);

    ArtifactFilter getDependencyFilter();

    void setDependencyFilter(ArtifactFilter artifactFilter);

    ArtifactHandler getArtifactHandler();

    List<String> getDependencyTrail();

    void setDependencyTrail(List<String> dependencyTrail);

        clone.setAvailableVersions(copyList(artifact.getAvailableVersions()));
        if (artifact.getVersion() != null) {
            clone.setBaseVersion(artifact.getBaseVersion());
        }
        clone.setDependencyFilter(artifact.getDependencyFilter());
        clone.setDependencyTrail(copyList(artifact.getDependencyTrail()));
        clone.setDownloadUrl(artifact.getDownloadUrl());
        clone.setRepository(artifact.getRepository());

        this.downloadUrl = downloadUrl;
    }

    @Override
    public ArtifactFilter getDependencyFilter() {
        return dependencyFilter;
    }

    @Override
    public void setDependencyFilter(ArtifactFilter artifactFilter) {
        dependencyFilter = artifactFilter;
    }

    @Override
    public ArtifactHandler getArtifactHandler() {
        return artifactHandler;
    }

                                            aaf.add(managedExclusionFilter);
                                            artifact.setDependencyFilter(aaf);
                                        } else {
                                            artifact.setDependencyFilter(managedExclusionFilter);
                                        }
                                    }
                                }

        }

        if (Artifact.SCOPE_SYSTEM.equals(effectiveScope)) {
            dependencyArtifact.setFile(new File(dependency.getSystemPath()));
        }

        dependencyArtifact.setDependencyFilter(createDependencyFilter(dependency, inheritedFilter));

        return dependencyArtifact;
    }

    private static String getEffectiveScope(String originalScope, String inheritedScope) {

            artifact.setFile(new File(d.getSystemPath()));
        }

        if (!d.getExclusions().isEmpty()) {
            artifact.setDependencyFilter(new ExclusionArtifactFilter(d.getExclusions()));
        }

        return artifact;
    }

    // DefaultProjectBuilder

                            d.isOptional());
                }

                if (artifact != null && (dependencyFilter == null || dependencyFilter.include(artifact))) {
                    artifact.setDependencyFilter(dependencyFilter);

                    projectArtifacts.add(artifact);
                }
            }

            return projectArtifacts;
        }

            for (Exclusion exclusion : d.getExclusions()) {
                exclusions.add(exclusion.getGroupId() + ':' + exclusion.getArtifactId());
            }

            artifact.setDependencyFilter(new ExcludesArtifactFilter(exclusions));
        }

        return artifact;
    }

    public Artifact createExtensionArtifact(String groupId, String artifactId, String version) {