Examples with ArchetypeCatalogXpp3Reader org.apache.maven.archetype.catalog.io.xpp3.ArchetypeCatalogXpp3Reader used on opensource projects

Example 1 with ArchetypeCatalogXpp3Reader

use of org.apache.maven.archetype.catalog.io.xpp3.ArchetypeCatalogXpp3Reader in project indy by Commonjava.

the class ArchetypeCatalogMerger method merge.

@Override
public byte[] merge(final Collection<Transfer> sources, final Group group, final String path) {
    final ArchetypeCatalog master = new ArchetypeCatalog();
    final ArchetypeCatalogXpp3Reader reader = new ArchetypeCatalogXpp3Reader();
    final FileReader fr = null;
    InputStream stream = null;
    boolean merged = false;
    final Set<String> seen = new HashSet<String>();
    for (final Transfer src : sources) {
        try {
            stream = src.openInputStream();
            final ArchetypeCatalog catalog = reader.read(stream, false);
            for (final Archetype arch : catalog.getArchetypes()) {
                final String key = arch.getGroupId() + ":" + arch.getArtifactId() + ":" + arch.getVersion();
                if (seen.add(key)) {
                    master.addArchetype(arch);
                }
            }
            merged = true;
        } catch (final IOException e) {
            final StoreKey key = getKey(src);
            logger.error(String.format("Cannot read archetype catalog: %s from artifact-store: %s. Reason: %s", src.getPath(), key, e.getMessage()), e);
        } catch (final XmlPullParserException e) {
            final StoreKey key = getKey(src);
            logger.error(String.format("Cannot parse archetype catalog: %s from artifact-store: %s. Reason: %s", src.getPath(), key, e.getMessage()), e);
        } finally {
            closeQuietly(fr);
        }
    }
    if (merged) {
        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try {
            new ArchetypeCatalogXpp3Writer().write(baos, master);
            return baos.toByteArray();
        } catch (final IOException e) {
            logger.error(String.format("Cannot write consolidated archetype catalog: %s to: %s. Reason: %s", path, group.getKey(), e.getMessage()), e);
        }
    }
    return null;
}