}
                    }
                }

                // org.eclipse.aether.ConfigurationProperties.HTTP_HEADERS => Map<String, String>
                if (headers != null) {
                    configProps.put(ConfigurationProperties.HTTP_HEADERS + "." + server.getId(), headers);
                }
                // org.eclipse.aether.ConfigurationProperties.CONNECT_TIMEOUT => int

        Map<String, String> headers = (Map<String, String>) systemSessionFactory
                .newRepositorySession(request)
                .getConfigProperties()
                .get(ConfigurationProperties.HTTP_HEADERS + "." + server.getId());
        assertNotNull(headers);
        assertEquals(1, headers.size());
        assertEquals("value", headers.get("header"));
    }

    @Test

        Set<WorkspaceReader> workspaceReaders = new LinkedHashSet<>();
        // 1) Reactor workspace reader
        WorkspaceReader reactorReader = lookup.lookup(WorkspaceReader.class, ReactorReader.HINT);
        workspaceReaders.add(reactorReader);
        // 2) Repository system session-scoped workspace reader (contains ide and exec request reader)

            try {
                withEnv(["JAVA_HOME=${ tool "$jdkName" }",
                         "PATH+MAVEN=${ tool "$jdkName" }/bin:${tool "$mvnName"}/bin",
                         "MAVEN_OPTS=-Xms2g -Xmx4g -Djava.awt.headless=true"]) {                   
                    sh "mvn clean ${MAVEN_GOAL} -B -U -e -fae -V -Dmaven.test.failure.ignore -PversionlessMavenDist -Dmaven.repo.local=${WORK_DIR}/.repository"
                }
            } finally {

    protected List<WorkspaceReader> readers;
    protected WorkspaceRepository repository;

    /**
     * Creates a new workspace reader by chaining the specified readers.
     *
     * @param readers The readers to chain must not be {@code null}.
     */
    public MavenChainedWorkspaceReader(WorkspaceReader... readers) {
        setReaders(Arrays.asList(readers));
    }

    @Override

            try {
                withEnv(["JAVA_HOME=${ tool "$jdkName" }",
                         "PATH+MAVEN=${ tool "$jdkName" }/bin:${tool "$mvnName"}/bin",
                         "MAVEN_OPTS=-Xms2g -Xmx4g -Djava.awt.headless=true"]) {                   
                    sh "mvn clean ${MAVEN_GOAL} -B -U -e -fae -V -Dmaven.test.failure.ignore -PversionlessMavenDist -Dmaven.repo.local=${WORK_DIR}/.repository"
                }
            } finally {