import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
-import java.util.Map;
import javax.jcr.Node;
-import javax.jcr.NodeIterator;
-import javax.jcr.Repository;
-import javax.jcr.RepositoryException;
import javax.jcr.Session;
-import org.argeo.ArgeoException;
+import org.argeo.eclipse.ui.TreeParent;
+import org.argeo.jcr.ArgeoJcrConstants;
import org.argeo.jcr.JcrUtils;
import org.argeo.jcr.RepositoryRegister;
+import org.argeo.jcr.security.JcrKeyring;
+import org.argeo.jcr.ui.explorer.model.RepositoriesNode;
+import org.argeo.jcr.ui.explorer.model.SingleJcrNode;
+import org.argeo.jcr.ui.explorer.utils.TreeObjectsComparator;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
+/**
+ * Implementation of the {@code ITreeContentProvider} to display multiple
+ * repository environment in a tree like structure
+ *
+ */
public class NodeContentProvider implements ITreeContentProvider {
- private ItemComparator itemComparator = new ItemComparator();
+ // private final static Log log =
+ // LogFactory.getLog(NodeContentProvider.class);
- private RepositoryRegister repositoryRegister;
- private Session userSession;
+ // Business Objects
+ final private RepositoryRegister repositoryRegister;
+ final private Session userSession;
+ final private JcrKeyring jcrKeyring;
+ final private boolean sortChildren;
- public NodeContentProvider(Session userSession,
- RepositoryRegister repositoryRegister) {
- this.userSession = userSession;
+ // reference for cleaning
+ private SingleJcrNode homeNode = null;
+ private RepositoriesNode repositoriesNode = null;
+
+ // Utils
+ private TreeObjectsComparator itemComparator = new TreeObjectsComparator();
+
+ public NodeContentProvider(JcrKeyring jcrKeyring,
+ RepositoryRegister repositoryRegister, Boolean sortChildren) {
+ this.userSession = jcrKeyring != null ? jcrKeyring.getSession() : null;
+ this.jcrKeyring = jcrKeyring;
this.repositoryRegister = repositoryRegister;
+ this.sortChildren = sortChildren;
+ }
+
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+ if (newInput == null)// dispose
+ return;
+
+ if (userSession != null) {
+ Node userHome = JcrUtils.getUserHome(userSession);
+ if (userHome != null) {
+ // TODO : find a way to dynamically get alias for the node
+ if (homeNode != null)
+ homeNode.dispose();
+ homeNode = new SingleJcrNode(null, userHome,
+ userSession.getUserID(), ArgeoJcrConstants.ALIAS_NODE);
+ }
+ }
+ if (repositoryRegister != null) {
+ if (repositoriesNode != null)
+ repositoriesNode.dispose();
+ repositoriesNode = new RepositoriesNode("Repositories",
+ repositoryRegister, null, jcrKeyring);
+ }
}
/**
*/
public Object[] getElements(Object inputElement) {
List<Object> objs = new ArrayList<Object>();
- if (userSession != null) {
- Node userHome = JcrUtils.getUserHome(userSession);
- if (userHome != null)
- objs.add(userHome);
- }
- if (repositoryRegister != null)
- objs.add(repositoryRegister);
+ if (homeNode != null)
+ objs.add(homeNode);
+ if (repositoriesNode != null)
+ objs.add(repositoriesNode);
return objs.toArray();
}
public Object[] getChildren(Object parentElement) {
- if (parentElement instanceof Node) {
- return childrenNodes((Node) parentElement);
- } else if (parentElement instanceof RepositoryNode) {
- return ((RepositoryNode) parentElement).getChildren();
- } else if (parentElement instanceof WorkspaceNode) {
- Session session = ((WorkspaceNode) parentElement).getSession();
- if (session == null)
- return new Object[0];
-
- try {
- return childrenNodes(session.getRootNode());
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot retrieve root node of "
- + session, e);
- }
- } else if (parentElement instanceof RepositoryRegister) {
- RepositoryRegister repositoryRegister = (RepositoryRegister) parentElement;
- List<RepositoryNode> nodes = new ArrayList<RepositoryNode>();
- Map<String, Repository> repositories = repositoryRegister
- .getRepositories();
- for (String name : repositories.keySet()) {
- nodes.add(new RepositoryNode(name, repositories.get(name)));
- }
- return nodes.toArray();
+ if (parentElement instanceof TreeParent) {
+ if (sortChildren) {
+ // TreeParent[] arr = (TreeParent[]) ((TreeParent)
+ // parentElement)
+ // .getChildren();
+ Object[] tmpArr = ((TreeParent) parentElement).getChildren();
+ TreeParent[] arr = new TreeParent[tmpArr.length];
+ for (int i = 0; i < tmpArr.length; i++)
+ arr[i] = (TreeParent) tmpArr[i];
+
+ Arrays.sort(arr, itemComparator);
+ return arr;
+ } else
+ return ((TreeParent) parentElement).getChildren();
+
} else {
return new Object[0];
}
}
public Object getParent(Object element) {
- try {
- if (element instanceof Node) {
- Node node = (Node) element;
- if (!node.getPath().equals("/"))
- return node.getParent();
- else
- return null;
- }
- return null;
- } catch (RepositoryException e) {
+ if (element instanceof TreeParent) {
+ return ((TreeParent) element).getParent();
+ } else
return null;
- }
}
public boolean hasChildren(Object element) {
- try {
- if (element instanceof Node) {
- return ((Node) element).hasNodes();
- } else if (element instanceof RepositoryNode) {
- return ((RepositoryNode) element).hasChildren();
- } else if (element instanceof WorkspaceNode) {
- return ((WorkspaceNode) element).getSession() != null;
- } else if (element instanceof RepositoryRegister) {
- return ((RepositoryRegister) element).getRepositories().size() > 0;
- }
- return false;
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot check children of " + element, e);
+ if (element instanceof RepositoriesNode) {
+ RepositoryRegister rr = ((RepositoriesNode) element)
+ .getRepositoryRegister();
+ return rr.getRepositories().size() > 0;
+ } else if (element instanceof TreeParent) {
+ TreeParent tp = (TreeParent) element;
+ return tp.hasChildren();
}
+ return false;
}
public void dispose() {
- }
-
- public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
- }
-
- protected Object[] childrenNodes(Node parentNode) {
- try {
- List<Node> children = new ArrayList<Node>();
- NodeIterator nit = parentNode.getNodes();
- while (nit.hasNext()) {
- Node node = nit.nextNode();
- children.add(node);
- }
- Node[] arr = children.toArray(new Node[children.size()]);
- Arrays.sort(arr, itemComparator);
- return arr;
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot list children of " + parentNode, e);
+ if (homeNode != null)
+ homeNode.dispose();
+ if (repositoriesNode != null) {
+ // logs out open sessions
+ // see https://bugzilla.argeo.org/show_bug.cgi?id=23
+ repositoriesNode.dispose();
}
}