IMETRebuilder Node1 IMETRebuilder + execute() + copyMET() + rebuildMET() + rebuildMET() + rebuildJetMET() + rebuildJetMET() + rebuildJetMET() + rebuildJetMET() Node2 asg::IAsgTool + ~IAsgTool() + print() Node2->Node1 Node3 IAlgTool Node3->Node2