package oracle.sample.jcr;

import java.util.Hashtable;
import javax.jcr.NodeIterator;
import javax.jcr.Session;
import javax.jcr.Node;
import javax.jcr.Repository;
import javax.jcr.SimpleCredentials;
import javax.naming.Context;
import oracle.ocs.jcr.RepositoryFactory;
import oracle.ocs.jcr.BeehiveRepositoryConfiguration;

public class EntList
{

  static void traverseNode(Node root, int level)
    throws javax.jcr.RepositoryException {

    // Limit how deep this method traverses the workspace

    if (level > 3) return;

    String indent = "";

    for (int i = 0; i < level; i++) { indent += "  "; }

    System.out.println(indent + root.getName());

    // Get a NodeIterator to iterate over all the child nodes of root

    NodeIterator iter = root.getNodes();
    while (iter.hasNext()) {
      Node currentNode = iter.nextNode();
      traverseNode(currentNode, level + 1);
    }
  }

  public static void main(String[] args) throws Exception
  {

    // Create new Hashtable, to pass connection attributes
    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY,
                 "oracle.j2ee.rmi.RMIInitialContextFactory");
    env.put(Context.SECURITY_PRINCIPAL, "oc4jadmin");
    env.put(Context.SECURITY_CREDENTIALS, "Welcome1");
    env.put(Context.PROVIDER_URL,
                     "opmn:ormi://example.com:6003:BEEAPP/jcr-service");
    BeehiveRepositoryConfiguration config = new BeehiveRepositoryConfiguration(env);

    // Get the repository with the given beehive repository configuration
    Repository rep = (Repository) RepositoryFactory.createRepository(config);

    // Create the javax.jcr.SimpleCredentials object by giving the username and
    // password of the repository
    SimpleCredentials cred =
      new SimpleCredentials("beeadmin", "Welcome1".toCharArray());
    // Authenticate
    Session sess = rep.login(cred);
    // Get the root node
    Node root = sess.getRootNode();
    System.out.println("Root node path: " + root.getPath());
    System.out.println("Root node name: " + root.getName());

    try {

      System.out.println("Traversing workspace...");
      System.out.println("-------------------------------");
      traverseNode(root, 0);
      System.out.println("-------------------------------");
      System.out.println("DONE");
    } catch (Exception e) {
      System.out.println("Exception caught: " + e.toString());
      e.printStackTrace();
    }
  }
}