public static IObjectPRofileNode profile (Object obj) { final IdentityHashMap visited = new IdentityHashMap ();
final ObjectProfileNode root = createProfileTree (obj, visited, CLASS_METADATA_CACHE); finishProfileTree (root);
return root; }
private static ObjectProfileNode createProfileTree (Object obj, IdentityHashMap visited, Map metadataMap) { final ObjectProfileNode root = new ObjectProfileNode (null, obj, null);
final LinkedList queue = new LinkedList ();
queue.addFirst (root); visited.put (obj, root);
final ClassaccessPrivilegedAction caAction = new ClassAccessPrivilegedAction (); final FieldAccessPrivilegedAction faAction = new FieldAccessPrivilegedAction ();
while (! queue.isEmpty ()) { final ObjectProfileNode node = (ObjectProfileNode) queue.removeFirst ();
obj = node.m_obj; final Class objClass = obj.getClass ();
if (objClass.isArray ()) { final int arrayLength = Array.getLength (obj); final Class componentType = objClass.getComponentType ();
// Add shell pseudo-node: final AbstractShellProfileNode shell = new ArrayShellProfileNode (node, objClass, arrayLength); shell.m_size = sizeofArrayShell (arrayLength, componentType);
node.m_shell = shell; node.addFieldRef (shell);
if (! componentType.isPrimitive ()) { // Traverse each array slot: for (int i = 0; i < arrayLength; ++ i) { final Object ref = Array.get (obj, i);
if (ref != null) { ObjectProfileNode child = (ObjectProfileNode) visited.get (ref); if (child != null) ++ child.m_refcount; else
