model/RepositoryNode.java

   1 package org.argeo.jcr.ui.explorer.model;
   2
   3 import javax.jcr.Repository;
   4 import javax.jcr.RepositoryException;
   5 import javax.jcr.Session;
   6
   7 import org.argeo.ArgeoException;
   8 import org.argeo.eclipse.ui.TreeParent;
   9
  10 /**
  11  * UI Tree component. Wraps a JCR {@link Repository}. It also keeps a reference
  12  * to its parent Tree Ui component; typically the unique {@link Repositories}
  13  * object of the current view to enable bi-directionnal browsing in the tree.
  14  */
  15
  16 public class RepositoryNode extends TreeParent implements UiNode {
  17         private String alias;
  18         private final Repository repository;
  19         private Session defaultSession = null;
  20
  21         /** Create a new repository with alias = name */
  22         public RepositoryNode(String alias, Repository repository, TreeParent parent) {
  23                 this(alias, alias, repository, parent);
  24         }
  25
  26         /** Create a new repository with distinct name & alias */
  27         public RepositoryNode(String alias, String name, Repository repository,
  28                         TreeParent parent) {
  29                 super(name);
  30                 this.repository = repository;
  31                 setParent(parent);
  32                 this.alias = alias;
  33         }
  34
  35         public void login() {
  36                 try {
  37                         // SimpleCredentials sc = new SimpleCredentials("root",
  38                         // "demo".toCharArray());
  39                         // defaultSession = repository.login(sc);
  40                         defaultSession = repositoryLogin(null);
  41                         String[] wkpNames = defaultSession.getWorkspace()
  42                                         .getAccessibleWorkspaceNames();
  43                         for (String wkpName : wkpNames) {
  44                                 if (wkpName.equals(defaultSession.getWorkspace().getName()))
  45                                         addChild(new WorkspaceNode(this, wkpName, defaultSession));
  46                                 else
  47                                         addChild(new WorkspaceNode(this, wkpName));
  48                         }
  49                 } catch (RepositoryException e) {
  50                         throw new ArgeoException("Cannot connect to repository " + alias, e);
  51                 }
  52         }
  53
  54         /** Actual call to the {@link Repository#login(javax.jcr.Credentials, String)} method. To be overridden.*/
  55         protected Session repositoryLogin(String workspaceName)
  56                         throws RepositoryException {
  57                 return repository.login(workspaceName);
  58         }
  59
  60         public Session getDefaultSession() {
  61                 return defaultSession;
  62         }
  63
  64         /** returns the {@link Repository} referenced by the current UI Node */
  65         public Repository getRepository() {
  66                 return repository;
  67         }
  68
  69         public String getAlias() {
  70                 return alias;
  71         }
  72
  73 }