Example usage for org.apache.maven.artifact.metadata ArtifactMetadataSource retrieve

List of usage examples for org.apache.maven.artifact.metadata ArtifactMetadataSource retrieve

Introduction

In this page you can find the example usage for org.apache.maven.artifact.metadata ArtifactMetadataSource retrieve.

Prototype

ResolutionGroup retrieve(Artifact artifact, ArtifactRepository localRepository,
            List<ArtifactRepository> remoteRepositories) throws ArtifactMetadataRetrievalException;

Source Link

Usage

From source file:com.adviser.maven.GraphArtifactCollector.java

License:Apache License

private void recurse(ResolutionNode node, Map resolvedArtifacts, Map managedVersions,
        ArtifactRepository localRepository, List remoteRepositories, ArtifactMetadataSource source,
        ArtifactFilter filter, List listeners)
        throws CyclicDependencyException, ArtifactResolutionException, OverConstrainedVersionException {
    fireEvent(ResolutionListener.TEST_ARTIFACT, listeners, node);

    // TODO: use as a conflict resolver
    Object key = node.getKey();/*from  w ww  .  ja  v a 2 s . c  o  m*/
    if (managedVersions.containsKey(key)) {
        Artifact artifact = (Artifact) managedVersions.get(key);
        fireEvent(ResolutionListener.MANAGE_ARTIFACT, listeners, node, artifact);
        if (artifact.getVersion() != null) {
            node.getArtifact().setVersion(artifact.getVersion());
        }
        if (artifact.getScope() != null) {
            node.getArtifact().setScope(artifact.getScope());
        }
    }

    List previousNodes = (List) resolvedArtifacts.get(key);
    if (previousNodes != null) {
        node = checkPreviousNodes(node, listeners, previousNodes);
    } else {
        previousNodes = new ArrayList();
        resolvedArtifacts.put(key, previousNodes);
    }
    previousNodes.add(node);

    if (node.isActive()) {
        fireEvent(ResolutionListener.INCLUDE_ARTIFACT, listeners, node);
    }

    // don't pull in the transitive deps of a system-scoped dependency.
    if (node.isActive() && !Artifact.SCOPE_SYSTEM.equals(node.getArtifact().getScope())) {
        fireEvent(ResolutionListener.PROCESS_CHILDREN, listeners, node);
        for (Iterator i = node.getChildrenIterator(); i.hasNext();) {
            ResolutionNode child = (ResolutionNode) i.next();
            // We leave in optional ones, but don't pick up its dependencies
            if (!child.isResolved() && (!child.getArtifact().isOptional() || child.isChildOfRootNode())) {
                Artifact artifact = child.getArtifact();
                try {
                    if (artifact.getVersion() == null) {
                        // set the recommended version
                        // TODO: maybe its better to just pass the range
                        // through to retrieval and use a transformation?
                        ArtifactVersion version;
                        version = getArtifactVersion(localRepository, remoteRepositories, source, artifact);

                        artifact.selectVersion(version.toString());
                        fireEvent(ResolutionListener.SELECT_VERSION_FROM_RANGE, listeners, child);
                    }

                    ResolutionGroup rGroup = source.retrieve(artifact, localRepository, remoteRepositories);

                    // TODO might be better to have source.retreive() throw
                    // a specific exception for this situation
                    // and catch here rather than have it return null
                    if (rGroup == null) {
                        // relocated dependency artifact is declared
                        // excluded, no need to add and recurse further
                        continue;
                    }

                    child.addDependencies(rGroup.getArtifacts(), rGroup.getResolutionRepositories(), filter);
                } catch (CyclicDependencyException e) {
                    // would like to throw this, but we have crappy stuff in
                    // the repo

                    fireEvent(ResolutionListener.OMIT_FOR_CYCLE, listeners,
                            new ResolutionNode(e.getArtifact(), remoteRepositories, child));
                } catch (ArtifactMetadataRetrievalException e) {
                    artifact.setDependencyTrail(node.getDependencyTrail());
                    throw new ArtifactResolutionException(
                            "Unable to get dependency information: " + e.getMessage(), artifact, e);
                }

                recurse(child, resolvedArtifacts, managedVersions, localRepository, remoteRepositories, source,
                        filter, listeners);
            }
        }
        fireEvent(ResolutionListener.FINISH_PROCESSING_CHILDREN, listeners, node);
    }
}

From source file:org.universAAL.maven.treebuilder.DependencyTreeBuilder.java

License:Apache License

/**
 * Method resolves provided node with the use of provided
 * ArtifactMetadataSource and taking into account ManagedVersionMap. Output
 * is passed to listeners, passed as argument, which are notified about all
 * events related to dependencies detected in the tree.
 * //ww w.jav a 2s . co m
 * @param parentNode
 *            Parent node
 * @param child
 *            Child node
 * @param filter
 *            Filter for filtering artifacts for the resolving process.
 * @param managedVersions
 *            Map of managed versions.
 * @param listener
 *            Listener to be notified about events related to resolution
 *            process.
 * @param source
 *            ArtifactMetadataSource object passed by maven.
 * @param parentArtifact
 *            Parent artifact
 * @return returns true if the child should be recursively resolved.
 * @throws OverConstrainedVersionException
 *             Occurs when ranges exclude each other and no valid value
 *             remains.
 * @throws ArtifactMetadataRetrievalException
 *             Error while retrieving repository metadata from the
 *             repository
 */
private boolean resolveChildNode(final ResolutionNode parentNode, final ResolutionNode child,
        final ArtifactFilter filter, final ManagedVersionMap managedVersions,
        final DependencyTreeResolutionListener listener, final ArtifactMetadataSource source,
        final Artifact parentArtifact)
        throws OverConstrainedVersionException, ArtifactMetadataRetrievalException {
    // We leave in optional ones, but don't pick up its dependencies
    if (!child.isResolved() && (!child.getArtifact().isOptional() || child.isChildOfRootNode())) {
        Artifact artifact = child.getArtifact();
        artifact.setDependencyTrail(parentNode.getDependencyTrail());

        List childRemoteRepositories = child.getRemoteRepositories();
        try {
            Object childKey;
            do {
                childKey = child.getKey();

                if (managedVersions.containsKey(childKey)) {
                    // If this child node is a managed dependency,
                    // ensure
                    // we are using the dependency management
                    // version
                    // of this child if applicable b/c we want to
                    // use the
                    // managed version's POM, *not* any other
                    // version's POM.
                    // We retrieve the POM below in the retrieval
                    // step.
                    manageArtifact(child, managedVersions);

                    // Also, we need to ensure that any exclusions
                    // it presents are
                    // added to the artifact before we retrieve the
                    // metadata
                    // for the artifact; otherwise we may end up
                    // with unwanted
                    // dependencies.
                    Artifact ma = (Artifact) managedVersions.get(childKey);
                    ArtifactFilter managedExclusionFilter = ma.getDependencyFilter();
                    if (null != managedExclusionFilter) {
                        if (null != artifact.getDependencyFilter()) {
                            AndArtifactFilter aaf = new AndArtifactFilter();
                            aaf.add(artifact.getDependencyFilter());
                            aaf.add(managedExclusionFilter);
                            artifact.setDependencyFilter(aaf);
                        } else {
                            artifact.setDependencyFilter(managedExclusionFilter);
                        }
                    }
                }

                if (artifact.getVersion() == null) {
                    // set the recommended version
                    // TODO: maybe its better to just pass the range
                    // through to retrieval and use a
                    // transformation?
                    ArtifactVersion version;
                    if (artifact.isSelectedVersionKnown()) {
                        version = artifact.getSelectedVersion();
                    } else {
                        // go find the version
                        List versions = artifact.getAvailableVersions();
                        if (versions == null) {
                            versions = source.retrieveAvailableVersions(artifact, localRepository,
                                    childRemoteRepositories);
                            artifact.setAvailableVersions(versions);
                        }

                        Collections.sort(versions);

                        VersionRange versionRange = artifact.getVersionRange();

                        version = versionRange.matchVersion(versions);

                        if (version == null) {
                            if (versions.isEmpty()) {
                                throw new OverConstrainedVersionException(
                                        "No versions are present in the repository for the artifact with a range "
                                                + versionRange,
                                        artifact, childRemoteRepositories);
                            }

                            throw new OverConstrainedVersionException("Couldn't find a version in " + versions
                                    + " to match range " + versionRange, artifact, childRemoteRepositories);
                        }
                    }

                    // this is dangerous because
                    // artifact.getSelectedVersion() can
                    // return null. However it is ok here because we
                    // first check if the
                    // selected version is known. As currently coded
                    // we can't get a null here.
                    artifact.selectVersion(version.toString());
                    fireEvent(ResolutionListener.SELECT_VERSION_FROM_RANGE, listener, child);
                }

                // rotgier: it is not compatible with maven 3
                // Artifact relocated = source.retrieveRelocatedArtifact(
                // artifact, localRepository, childRemoteRepositories);
                // if (relocated != null && !artifact.equals(relocated)) {
                // relocated.setDependencyFilter(artifact
                // .getDependencyFilter());
                // artifact = relocated;
                // child.setArtifact(artifact);
                // }
            } while (!childKey.equals(child.getKey()));

            if (parentArtifact != null && parentArtifact.getDependencyFilter() != null
                    && !parentArtifact.getDependencyFilter().include(artifact)) {
                // MNG-3769: the [probably relocated] artifact is
                // excluded.
                // We could process exclusions on relocated artifact
                // details in the
                // MavenMetadataSource.createArtifacts(..) step, BUT
                // that would
                // require resolving the POM from the repository
                // very early on in
                // the build.
                return true;
            }

            ResolutionGroup rGroup = source.retrieve(artifact, localRepository, childRemoteRepositories);

            // TODO might be better to have source.retrieve() throw
            // a specific exception for this situation
            // and catch here rather than have it return null
            if (rGroup == null) {
                // relocated dependency artifact is declared
                // excluded, no need to add and recurse further
                return true;
            }
            child.addDependencies(rGroup.getArtifacts(), rGroup.getResolutionRepositories(), filter);

        } catch (CyclicDependencyException e) {
            // would like to throw this, but we have crappy stuff in
            // the repo

            fireEvent(ResolutionListener.OMIT_FOR_CYCLE, listener,
                    new ResolutionNode(e.getArtifact(), childRemoteRepositories, child));
        } catch (ArtifactMetadataRetrievalException e) {
            artifact.setDependencyTrail(parentNode.getDependencyTrail());
            throw e;
        }
    } else {
        return true;
    }
    return false;
}