--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/ui/treetable/TreeTableModelAdapter.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2001 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package sun.jvm.hotspot.ui.treetable;
+
+import javax.swing.JTree;
+import javax.swing.SwingUtilities;
+import javax.swing.table.AbstractTableModel;
+import javax.swing.tree.TreePath;
+import javax.swing.event.TreeExpansionEvent;
+import javax.swing.event.TreeExpansionListener;
+import javax.swing.event.TreeModelEvent;
+import javax.swing.event.TreeModelListener;
+
+/**
+ * This is a wrapper class takes a TreeTableModel and implements
+ * the table model interface. The implementation is trivial, with
+ * all of the event dispatching support provided by the superclass:
+ * the AbstractTableModel.
+ *
+ *
+ * @author Philip Milne
+ * @author Scott Violet
+ */
+public class TreeTableModelAdapter extends AbstractTableModel
+{
+    JTree tree;
+    TreeTableModel treeTableModel;
+
+    public TreeTableModelAdapter(TreeTableModel treeTableModel, JTree tree) {
+        this.tree = tree;
+        this.treeTableModel = treeTableModel;
+
+        tree.addTreeExpansionListener(new TreeExpansionListener() {
+            // Don't use fireTableRowsInserted() here; the selection model
+            // would get updated twice.
+            public void treeExpanded(TreeExpansionEvent event) {
+              fireTableDataChanged();
+            }
+            public void treeCollapsed(TreeExpansionEvent event) {
+              fireTableDataChanged();
+            }
+        });
+
+        // Install a TreeModelListener that can update the table when
+        // tree changes. We use delayedFireTableDataChanged as we can
+        // not be guaranteed the tree will have finished processing
+        // the event before us.
+        treeTableModel.addTreeModelListener(new TreeModelListener() {
+            public void treeNodesChanged(TreeModelEvent e) {
+                delayedFireTableDataChanged();
+            }
+
+            public void treeNodesInserted(TreeModelEvent e) {
+                delayedFireTableDataChanged();
+            }
+
+            public void treeNodesRemoved(TreeModelEvent e) {
+                delayedFireTableDataChanged();
+            }
+
+            public void treeStructureChanged(TreeModelEvent e) {
+                delayedFireTableDataChanged();
+            }
+        });
+    }
+
+    // Wrappers, implementing TableModel interface.
+
+    public int getColumnCount() {
+        return treeTableModel.getColumnCount();
+    }
+
+    public String getColumnName(int column) {
+        return treeTableModel.getColumnName(column);
+    }
+
+    public Class getColumnClass(int column) {
+        return treeTableModel.getColumnClass(column);
+    }
+
+    public int getRowCount() {
+        return tree.getRowCount();
+    }
+
+    protected Object nodeForRow(int row) {
+        TreePath treePath = tree.getPathForRow(row);
+        return treePath.getLastPathComponent();
+    }
+
+    public Object getValueAt(int row, int column) {
+        return treeTableModel.getValueAt(nodeForRow(row), column);
+    }
+
+    public boolean isCellEditable(int row, int column) {
+         return treeTableModel.isCellEditable(nodeForRow(row), column);
+    }
+
+    public void setValueAt(Object value, int row, int column) {
+        treeTableModel.setValueAt(value, nodeForRow(row), column);
+    }
+
+    /**
+     * Invokes fireTableDataChanged after all the pending events have been
+     * processed. SwingUtilities.invokeLater is used to handle this.
+     */
+    protected void delayedFireTableDataChanged() {
+        SwingUtilities.invokeLater(new Runnable() {
+            public void run() {
+                fireTableDataChanged();
+            }
+        });
+    }
+}