1 files changed, 90 insertions, 0 deletions
diff --git a/qpid/java/management/eclipse-plugin/src/main/java/org/apache/qpid/management/ui/views/logging/LoggingTableSorter.java b/qpid/java/management/eclipse-plugin/src/main/java/org/apache/qpid/management/ui/views/logging/LoggingTableSorter.java
new file mode 100644
index 0000000000..c1833148d7
--- /dev/null
+++ b/qpid/java/management/eclipse-plugin/src/main/java/org/apache/qpid/management/ui/views/logging/LoggingTableSorter.java
@@ -0,0 +1,90 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.qpid.management.ui.views.logging;
+
+import javax.management.openmbean.CompositeData;
+
+import org.apache.qpid.management.common.mbeans.LoggingManagement;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerSorter;
+
+/**
+ * Sorter class for the Logging Management table viewers.
+ */
+public class LoggingTableSorter extends ViewerSorter
+{
+    private static final String LOGGER_NAME = LoggingManagement.COMPOSITE_ITEM_NAMES[0];
+    private static final String LOGGER_LEVEL = LoggingManagement.COMPOSITE_ITEM_NAMES[1];
+    private static final int ASCENDING = 0;
+    private static final int DESCENDING = 1;
+    
+    private int column;
+    private int direction;
+
+    public LoggingTableSorter()
+    {
+        this.column = 0;
+        direction = ASCENDING;
+    }
+
+    public void setColumn(int column)
+    {
+        if (column == this.column)
+        {
+            // Same column as last sort; toggle the direction
+            direction = 1 - direction;
+        }
+        else
+        {
+            // New column; do an ascending sort
+            this.column = column;
+            direction = ASCENDING;
+        }
+    }
+
+    @Override
+    public int compare(Viewer viewer, Object e1, Object e2)
+    {
+        CompositeData logger1 = (CompositeData) e1;
+        CompositeData logger2 = (CompositeData) e2;
+        
+        int comparison = 0;
+        switch(column)
+        {
+            case 0:
+                comparison = String.valueOf(logger1.get(LOGGER_NAME)).compareTo(
+                                            String.valueOf(logger2.get(LOGGER_NAME)));
+                break;
+            case 1:
+                comparison = String.valueOf(logger1.get(LOGGER_LEVEL)).compareTo(
+                                            String.valueOf(logger2.get(LOGGER_LEVEL)));
+                break;
+            default:
+                comparison = 0;
+        }
+        // If descending order, flip the direction
+        if (direction == DESCENDING)
+        {
+            comparison = -comparison;
+        }
+        return comparison;
+    }
+}