--- /dev/null
+package org.argeo.cms.ui.jcr.model;
+
+import javax.jcr.Repository;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+
+import org.argeo.api.cms.CmsConstants;
+import org.argeo.cms.ux.widgets.TreeParent;
+import org.argeo.eclipse.ui.EclipseUiException;
+import org.argeo.jcr.JcrUtils;
+
+/**
+ * UI Tree component that wraps a JCR {@link Repository}. It also keeps a
+ * reference to its parent Tree Ui component; typically the unique
+ * {@link RepositoriesElem} object of the current view to enable bi-directionnal
+ * browsing in the tree.
+ */
+
+public class RepositoryElem extends TreeParent {
+ private String alias;
+ protected Repository repository;
+ private Session defaultSession = null;
+
+ /** Create a new repository with distinct name and alias */
+ public RepositoryElem(String alias, Repository repository, TreeParent parent) {
+ super(alias);
+ this.repository = repository;
+ setParent(parent);
+ this.alias = alias;
+ }
+
+ public void login() {
+ try {
+ defaultSession = repositoryLogin(CmsConstants.SYS_WORKSPACE);
+ String[] wkpNames = defaultSession.getWorkspace().getAccessibleWorkspaceNames();
+ for (String wkpName : wkpNames) {
+ if (wkpName.equals(defaultSession.getWorkspace().getName()))
+ addChild(new WorkspaceElem(this, wkpName, defaultSession));
+ else
+ addChild(new WorkspaceElem(this, wkpName));
+ }
+ } catch (RepositoryException e) {
+ throw new EclipseUiException("Cannot connect to repository " + alias, e);
+ }
+ }
+
+ public synchronized void logout() {
+ for (Object child : getChildren()) {
+ if (child instanceof WorkspaceElem)
+ ((WorkspaceElem) child).logout();
+ }
+ clearChildren();
+ JcrUtils.logoutQuietly(defaultSession);
+ defaultSession = null;
+ }
+
+ /**
+ * Actual call to the {@link Repository#login(javax.jcr.Credentials, String)}
+ * method. To be overridden.
+ */
+ protected Session repositoryLogin(String workspaceName) throws RepositoryException {
+ return repository.login(workspaceName);
+ }
+
+ public String[] getAccessibleWorkspaceNames() {
+ try {
+ return defaultSession.getWorkspace().getAccessibleWorkspaceNames();
+ } catch (RepositoryException e) {
+ throw new EclipseUiException("Cannot retrieve workspace names", e);
+ }
+ }
+
+ public void createWorkspace(String workspaceName) {
+ if (!isConnected())
+ login();
+ try {
+ defaultSession.getWorkspace().createWorkspace(workspaceName);
+ } catch (RepositoryException e) {
+ throw new EclipseUiException("Cannot create workspace", e);
+ }
+ }
+
+ /** returns the {@link Repository} referenced by the current UI Node */
+ public Repository getRepository() {
+ return repository;
+ }
+
+ public String getAlias() {
+ return alias;
+ }
+
+ public Boolean isConnected() {
+ if (defaultSession != null && defaultSession.isLive())
+ return true;
+ else
+ return false;
+ }
+}