* under the License.
 */
package org.apache.maven.repository.metadata;

/**
 * MetadataResolutionException
 */
@Deprecated
public class MetadataResolutionException extends Exception {

    public MetadataResolutionException() {
        // TODO Auto-generated constructor stub
    }

    public MetadataResolutionException(String message) {
        super(message);
        // TODO Auto-generated constructor stub
    }

    private static void checkVertex(MetadataGraphVertex v) throws MetadataResolutionException {
        if (v == null) {
            throw new MetadataResolutionException("null vertex");
        }
        if (v.getMd() == null) {
            throw new MetadataResolutionException("vertex without metadata");
        }
    }

    public MetadataGraph getGraph() throws MetadataResolutionException {
        return treeRoot == null ? null : new MetadataGraph(treeRoot);
    }
    // ----------------------------------------------------------------------------
    public MetadataGraph getGraph(ArtifactScopeEnum scope)
            throws MetadataResolutionException, GraphConflictResolutionException {
        if (treeRoot == null) {

        return md == null ? "no metadata" : md.toString();
    }

    // ------------------------------------------------------------------
    public String graphHash() throws MetadataResolutionException {
        if (md == null) {
            throw new MetadataResolutionException(
                    "treenode without metadata, parent: " + (parent == null ? "null" : parent.toString()));
        }

        return md.groupId + ":" + md.artifactId;

        return classpath;
    }

    // -------------------------------------------------------------------------------------------
    public MetadataTreeNode getClasspathAsTree() throws MetadataResolutionException {
        if (classpath == null || classpath.size() < 1) {
            return null;
        }

        MetadataTreeNode tree = null;
        MetadataTreeNode parent = null;

            // System.err.println("Linked("+requestedScope+")
            // subgraph("+linkedRes.getVertices().size()+"):\n"+linkedRes.toString());
            return findLinkedSubgraph(res);
        } catch (MetadataResolutionException e) {
            throw new GraphConflictResolutionException(e);
        }
    }

    // -------------------------------------------------------------------------------------