Remove UI dependencies to JCR.

[lgpl/argeo-commons.git] / jcr / org.argeo.cms.jcr.ui / src / org / argeo / cms / ui / internal / JcrContentProvider.java

diff --git a/jcr/org.argeo.cms.jcr.ui/src/org/argeo/cms/ui/internal/JcrContentProvider.java b/jcr/org.argeo.cms.jcr.ui/src/org/argeo/cms/ui/internal/JcrContentProvider.java
new file mode 100644 (file)
index 0000000..ea0abdf
--- /dev/null
+++ b/jcr/org.argeo.cms.jcr.ui/src/org/argeo/cms/ui/internal/JcrContentProvider.java
@@ -0,0 +1,81 @@
+package org.argeo.cms.ui.internal;
+
+import java.util.ArrayList;
+
+import javax.jcr.Node;
+import javax.jcr.NodeIterator;
+import javax.jcr.RepositoryException;
+
+import org.argeo.cms.swt.CmsException;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+
+@Deprecated
+class JcrContentProvider implements ITreeContentProvider {
+       private static final long serialVersionUID = -1333678161322488674L;
+
+       @Override
+       public void dispose() {
+       }
+
+       @Override
+       public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+               if (newInput == null)
+                       return;
+               if (!(newInput instanceof Node))
+                       throw new CmsException("Input " + newInput + " must be a node");
+       }
+
+       @Override
+       public Object[] getElements(Object inputElement) {
+               try {
+                       Node node = (Node) inputElement;
+                       ArrayList<Node> arr = new ArrayList<Node>();
+                       NodeIterator nit = node.getNodes();
+                       while (nit.hasNext()) {
+                               arr.add(nit.nextNode());
+                       }
+                       return arr.toArray();
+               } catch (RepositoryException e) {
+                       throw new CmsException("Cannot get elements", e);
+               }
+       }
+
+       @Override
+       public Object[] getChildren(Object parentElement) {
+               try {
+                       Node node = (Node) parentElement;
+                       ArrayList<Node> arr = new ArrayList<Node>();
+                       NodeIterator nit = node.getNodes();
+                       while (nit.hasNext()) {
+                               arr.add(nit.nextNode());
+                       }
+                       return arr.toArray();
+               } catch (RepositoryException e) {
+                       throw new CmsException("Cannot get elements", e);
+               }
+       }
+
+       @Override
+       public Object getParent(Object element) {
+               try {
+                       Node node = (Node) element;
+                       if (node.getName().equals(""))
+                               return null;
+                       else
+                               return node.getParent();
+               } catch (RepositoryException e) {
+                       throw new CmsException("Cannot get elements", e);
+               }
+       }
+
+       @Override
+       public boolean hasChildren(Object element) {
+               try {
+                       Node node = (Node) element;
+                       return node.hasNodes();
+               } catch (RepositoryException e) {
+                       throw new CmsException("Cannot get elements", e);
+               }
+       }
+}