final Object childObject, final String declaringClass,
final String fieldName, final boolean staticField)
throws MemInspectorException {
if (childObject != null) {
final WeakObjectIdentityKey weakChildObjectIdentityKey = new WeakObjectIdentityKey(
childObject/* , referenceQueue */);
final NodeForObject nodeForChildObject;
if (nodeForObjectByWeakMap.containsKey(weakChildObjectIdentityKey)) {
/* existing object */