CaloUtils::ToolWithConstantsTestTool Node1 CaloUtils::ToolWithConstants TestTool - m_condKey - m_runNumber - m_cf1 - m_ci1 - m_cb1 - m_ca1 - m_ca2 + initialize() + execute() + toolVersion() + testWriteConstants() Node2 CaloUtils::ToolWithConstants < AthAlgTool > - m_DBHandle - m_prefix - m_impl - m_order - m_isdummy + initialize() + context() + writeConstants() + mergeConstants() + toolVersion() + toolType() Node2->Node1 Node3 extends< AthAlgTool, IToolWithConstants > Node3->Node2