testRoot.save();
try
{
Session marySession =
repository.login(new CredentialsImpl("mary", "exo".toCharArray()), session.getWorkspace().getName());
NodeImpl myNode = (NodeImpl)marySession.getItem(maryNode.getPath());
Node test = myNode.addNode("test");
test.setProperty("property", "any data");
myNode.save();
test.remove();