Make tree view more robust

diff --git a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/widgets/SwtTreeView.java b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/widgets/SwtTreeView.java
index a0ac24836c4cb3aa393f11e1d868e91972501be3..8fd1368b0853150e874fa4e47813ce30837f4b63 100644 (file)
--- a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/widgets/SwtTreeView.java
+++ b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/widgets/SwtTreeView.java
@@ -2,6 +2,7 @@ package org.argeo.cms.swt.widgets;
 
 import java.util.List;
 
+import org.argeo.api.cms.CmsLog;
 import org.argeo.api.cms.ux.CmsIcon;
 import org.argeo.cms.swt.CmsSwtTheme;
 import org.argeo.cms.swt.CmsSwtUtils;
@@ -14,6 +15,8 @@ import org.eclipse.swt.widgets.TreeItem;
 
 /** View of a {@link HierarchicalPart} based on a {@link Tree}. */
 public class SwtTreeView<T> extends AbstractSwtView<T, T> {
+       private final static CmsLog log = CmsLog.getLog(SwtTreeView.class);
+
        private static final long serialVersionUID = -6247710601465713047L;
 
        private final Tree tree;
@@ -42,7 +45,12 @@ public class SwtTreeView<T> extends AbstractSwtView<T, T> {
 
                List<T> rootItems = hierarchicalPart.getChildren(hierarchicalPart.getInput());
                for (T child : rootItems) {
-                       addTreeItem(null, child);
+                       try {
+                               addTreeItem(null, child);
+                       } catch (Exception e) {
+                               if (log.isTraceEnabled())
+                                       log.error("Cannot retrieve child", e);
+                       }
                }
 
                tree.addListener(SWT.Expand, event -> {
@@ -82,13 +90,11 @@ public class SwtTreeView<T> extends AbstractSwtView<T, T> {
                        new TreeItem(item, SWT.NONE);
                return item;
        }
-       
-       
 
        @Override
        public void notifyItemCountChange() {
                // TODO what to update ?
-               
+
        }
 
        protected Tree getTree() {