| ⇢ | A | AbstractHandler added | |
| A | ↛ | Chain removed |
| ⇢ | A | AbstractHandler::setNext() added | |
| ⇢ | A | AbstractHandler::execute() added | |
| ⇢ | A | ChainOfResponsibilityTest::testErrorHandler() added | |
| ⇢ | A | ChainOfResponsibilityTest::testNoticeHandler() added | |
| ⇢ | A | ChainOfResponsibilityTest::testWarningHandler() added | |
| A | ↛ | Chain::execute() removed | |
| A | ↛ | ChainOfResponsibilityTest::testChainRun() removed | |
| A | ↛ | WarningHandler::execute() removed | |
| A | ↛ | NoticeHandler::execute() removed | |
| A | ↛ | ErrorHandler::execute() removed | |
| A | ↛ | Chain::addToChain() removed |