Merge org.argeo.eclipse.ui.workbench in org.argeo.cms.ui.workbench

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

diff --git a/org.argeo.cms.ui.workbench/src/org/argeo/eclipse/ui/workbench/internal/jcr/PropertyLabelProvider.java b/org.argeo.cms.ui.workbench/src/org/argeo/eclipse/ui/workbench/internal/jcr/PropertyLabelProvider.java
new file mode 100644 (file)
index 0000000..34e91f4
--- /dev/null
+++ b/org.argeo.cms.ui.workbench/src/org/argeo/eclipse/ui/workbench/internal/jcr/PropertyLabelProvider.java
@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.eclipse.ui.workbench.internal.jcr;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+
+import javax.jcr.Property;
+import javax.jcr.PropertyType;
+import javax.jcr.RepositoryException;
+import javax.jcr.Value;
+
+import org.argeo.eclipse.ui.EclipseUiException;
+import org.argeo.eclipse.ui.workbench.WorkbenchConstants;
+import org.argeo.jcr.JcrUtils;
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+import org.eclipse.jface.viewers.ViewerCell;
+
+/** Default basic label provider for a given JCR Node's properties */
+public class PropertyLabelProvider extends ColumnLabelProvider implements
+               WorkbenchConstants {
+       private static final long serialVersionUID = -5405794508731390147L;
+
+       // To be able to change column order easily
+       public static final int COLUMN_PROPERTY = 0;
+       public static final int COLUMN_VALUE = 1;
+       public static final int COLUMN_ATTRIBUTES = 2;
+
+       // Utils
+       protected DateFormat timeFormatter = new SimpleDateFormat(DATE_TIME_FORMAT);
+
+       public void update(ViewerCell cell) {
+               Object element = cell.getElement();
+               cell.setText(getColumnText(element, cell.getColumnIndex()));
+       }
+
+       public String getColumnText(Object element, int columnIndex) {
+               try {
+                       if (element instanceof Property) {
+                               Property prop = (Property) element;
+                               if (prop.isMultiple()) {
+                                       switch (columnIndex) {
+                                       case COLUMN_PROPERTY:
+                                               return prop.getName();
+                                       case COLUMN_VALUE:
+                                               // Corresponding values are listed on children
+                                               return "";
+                                       case COLUMN_ATTRIBUTES:
+                                               return JcrUtils.getPropertyDefinitionAsString(prop);
+                                       }
+                               } else {
+                                       switch (columnIndex) {
+                                       case COLUMN_PROPERTY:
+                                               return prop.getName();
+                                       case COLUMN_VALUE:
+                                               return formatValueAsString(prop.getValue());
+                                       case COLUMN_ATTRIBUTES:
+                                               return JcrUtils.getPropertyDefinitionAsString(prop);
+                                       }
+                               }
+                       } else if (element instanceof Value) {
+                               Value val = (Value) element;
+
+                               switch (columnIndex) {
+                               case COLUMN_PROPERTY:
+                                       // Nothing to show
+                                       return "";
+                               case COLUMN_VALUE:
+                                       return formatValueAsString(val);
+                               case COLUMN_ATTRIBUTES:
+                                       // Corresponding attributes are listed on the parent
+                                       return "";
+                               }
+                       }
+
+               } catch (RepositoryException re) {
+                       throw new EclipseUiException(
+                                       "Unexepected error while getting property values", re);
+               }
+               return null;
+       }
+
+       private String formatValueAsString(Value value) {
+               // TODO enhance this method
+               try {
+                       String strValue;
+
+                       if (value.getType() == PropertyType.BINARY)
+                               strValue = "<binary>";
+                       else if (value.getType() == PropertyType.DATE)
+                               strValue = timeFormatter.format(value.getDate().getTime());
+                       else
+                               strValue = value.getString();
+                       return strValue;
+               } catch (RepositoryException e) {
+                       throw new EclipseUiException("unexpected error while formatting value",
+                                       e);
+               }
+       }
+}