X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;ds=inline;f=jcr%2Forg.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fui%2Fjcr%2FJcrBrowserUtils.java;fp=jcr%2Forg.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fui%2Fjcr%2FJcrBrowserUtils.java;h=e4c5873a0531ce27a644e1c9a4893892cf093ba6;hb=8282011b0e20e80704b209ad55fa9fb132e16280;hp=0000000000000000000000000000000000000000;hpb=633a8acd189cc22f06944d278879601189be1bc8;p=lgpl%2Fargeo-commons.git

diff --git a/jcr/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/JcrBrowserUtils.java b/jcr/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/JcrBrowserUtils.java
new file mode 100644
index 000000000..e4c5873a0
--- /dev/null
+++ b/jcr/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/JcrBrowserUtils.java
@@ -0,0 +1,68 @@
+package org.argeo.cms.ui.jcr;
+
+import javax.jcr.Node;
+import javax.jcr.Property;
+import javax.jcr.PropertyType;
+import javax.jcr.RepositoryException;
+
+import org.argeo.cms.ui.jcr.model.RepositoriesElem;
+import org.argeo.cms.ui.jcr.model.RepositoryElem;
+import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
+import org.argeo.cms.ui.jcr.model.WorkspaceElem;
+import org.argeo.eclipse.ui.EclipseUiException;
+import org.argeo.eclipse.ui.TreeParent;
+
+/** Useful methods to manage the JCR Browser */
+public class JcrBrowserUtils {
+
+	public static String getPropertyTypeAsString(Property prop) {
+		try {
+			return PropertyType.nameFromValue(prop.getType());
+		} catch (RepositoryException e) {
+			throw new EclipseUiException("Cannot check type for " + prop, e);
+		}
+	}
+
+	/** Insure that the UI component is not stale, refresh if needed */
+	public static void forceRefreshIfNeeded(TreeParent element) {
+		Node curNode = null;
+
+		boolean doRefresh = false;
+
+		try {
+			if (element instanceof SingleJcrNodeElem) {
+				curNode = ((SingleJcrNodeElem) element).getNode();
+			} else if (element instanceof WorkspaceElem) {
+				curNode = ((WorkspaceElem) element).getRootNode();
+			}
+
+			if (curNode != null && element.getChildren().length != curNode.getNodes().getSize())
+				doRefresh = true;
+			else if (element instanceof RepositoryElem) {
+				RepositoryElem rn = (RepositoryElem) element;
+				if (rn.isConnected()) {
+					String[] wkpNames = rn.getAccessibleWorkspaceNames();
+					if (element.getChildren().length != wkpNames.length)
+						doRefresh = true;
+				}
+			} else if (element instanceof RepositoriesElem) {
+				doRefresh = true;
+				// Always force refresh for RepositoriesElem : the condition
+				// below does not take remote repository into account and it is
+				// not trivial to do so.
+
+				// RepositoriesElem rn = (RepositoriesElem) element;
+				// if (element.getChildren().length !=
+				// rn.getRepositoryRegister()
+				// .getRepositories().size())
+				// doRefresh = true;
+			}
+			if (doRefresh) {
+				element.clearChildren();
+				element.getChildren();
+			}
+		} catch (RepositoryException re) {
+			throw new EclipseUiException("Unexpected error while synchronising the UI with the JCR repository", re);
+		}
+	}
+}