return pluginContextsByKey.computeIfAbsent(plugin.getPluginLookupKey(), k -> new HashMap<>());
    }

    public void setFailureBehavior(String failureBehavior) {
        if (failureBehavior == null) {
            this.failureBehavior = FAIL_FAST; // default
            return;
        }
        if (FAIL_FAST.equals(failureBehavior)
                || FAIL_AT_END.equals(failureBehavior)

        return new DefaultSettingsValidator();
    }

    /**
     * Creates a new settings builder instance.
     *
     * @return The new settings builder instance, never {@code null}.
     */
    public DefaultSettingsBuilder newInstance() {
        return new DefaultSettingsBuilder(
                new DefaultSettingsReader(), new DefaultSettingsWriter(), new DefaultSettingsValidator());
    }

            throws PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException {
        PluginDescriptor pd = get(key);
        if (pd == null) {
            pd = supplier.load();
            put(key, pd);
        }
        return pd;
    }

    void flush();

    @BeforeEach
    void setUp() throws Exception {
        builder = new ExtensionDescriptorBuilder();
    }

    @AfterEach
    void tearDown() throws Exception {
        builder = null;
    }

    private InputStream toStream(String xml) {
        return new ByteArrayInputStream(xml.getBytes(StandardCharsets.UTF_8));
    }

    @Test
    void testEmptyDescriptor() throws Exception {

                        },
                        {
                            "required": False,
                            "schema": {
                                "anyOf": [{"type": "boolean"}, {"type": "null"}],
                                "title": "Img",
                            },
                            "name": "img",
                            "in": "query",
                        },
                    ],

            <label>Message: <input type="text" id="messageText" autocomplete="off"/></label>
            <button>Send</button>
        </form>
        <ul id='messages'>
        </ul>
        <script>
        var ws = null;
            function connect(event) {
                var itemId = document.getElementById("itemId")
                var token = document.getElementById("token")

                onDependencyFailure = FailureAction.FAIL_TO_START
                onDependencyCancel = FailureAction.FAIL_TO_START
            }
        }

        if (******@****.***sk != null) {
            steps {
                buildStep(
                    ******@****.***arameters,
                    ******@****.***rName,

        this.userProperties = userProperties;
        return this;
    }

    @Override
    public Properties getUserProperties() {
        if (userProperties == null) {
            userProperties = new Properties();
        }

        return userProperties;
    }

    @Override
    public Properties getExecutionProperties() {
        return executionProperties;
    }

    // Helper method for backward compatibility
    static ProjectBuildingResultWithProblemMessageAssert projectBuildingResultWithProblemMessage(String message) {
        return new ProjectBuildingResultWithProblemMessageAssert(null).hasProblemMessage(message);
    }

                                    {
                                        "type": "string",
                                    },
                                    {
                                        "type": "null",
                                    },
                                ],
                            },
                            "name": "q",
                            "in": "query",
                        },