Package org.dspace.kernel

Examples of org.dspace.kernel.DSpaceKernel

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     * @throws IllegalStateException if the Kernel cannot be created
     */
    public static DSpaceKernelImpl getKernel(String name) {
        if (name != null) {
            try {
                DSpaceKernel kernel = new DSpaceKernelManager().getKernel(name);
                if (kernel != null) {
                    if (kernel instanceof DSpaceKernelImpl) {
                        return (DSpaceKernelImpl)kernel;
                    }

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     *
     * @param kernelName the name of the kernel to use (null to use the default kernel)
     * @throws IllegalStateException if the kernel is not already running or no kernel exists with this name
     */
    public DSpace(String kernelName) {
        DSpaceKernel kernel = new DSpaceKernelManager().getKernel(kernelName);
        this.kernel = kernel;
    }
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     * @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
     */
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        // now do some DSpace stuff
        //try {
            DSpaceKernel kernel = getKernel();

            // establish the request service startup
            RequestService requestService = kernel.getServiceManager().getServiceByName(RequestService.class.getName(), RequestService.class);
            if (requestService == null) {
                throw new IllegalStateException("Could not get the DSpace RequestService to start the request transaction");
            }

            // establish a request related to the current session
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    /**
     * @return the current DSpace kernel or fail
     */
    public DSpaceKernel getKernel() {
        DSpaceKernel kernel = new DSpaceKernelManager().getKernel();
        if (! kernel.isRunning()) {
            throw new IllegalStateException("The DSpace kernel is not running: " + kernel);
        }
        return kernel;
    }
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            assertNotNull(e.getMessage());
        }

        DSpaceKernelImpl kernelImpl = DSpaceKernelInit.getKernel(null);
        kernelImpl.start(); // triggers the init
        DSpaceKernel kernel = new DSpaceKernelManager().getKernel();
        assertNotNull(kernel);
        assertEquals(kernel, kernelImpl);

        DSpace dspace = new DSpace();
        Object o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        // repeat a few times
        o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        DSpace dspace2 = new DSpace();
        assertNotNull(dspace2.getServiceManager());
        assertEquals(dspace.getServiceManager(), dspace2.getServiceManager());

        // REPEAT
        kernel = new DSpaceKernelManager().getKernel();

        o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        // repeat a few times
        o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        o = dspace.getServiceManager();
        assertNotNull(o);
        assertEquals(o, kernel.getServiceManager());

        //trash the references
        kernelImpl.destroy();
        kernelImpl = null;
        kernel = null;
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    /**
     * Test method for {@link org.dspace.kernel.DSpaceKernelManager#getKernel()}.
     */
    @Test
    public void testGetKernel() {
        DSpaceKernel kernel = kernelManager.getKernel();
        assertNotNull(kernel);
        DSpaceKernel k2 = kernelManager.getKernel();
        assertNotNull(k2);
        assertEquals(kernel, k2);
       
        kernel = k2 = null;
    }
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     */
    @Test
    public void testKernel() {
        kernelImpl.start();
        assertNotNull(kernelImpl);
        DSpaceKernel kernel = kernelImpl.getManagedBean();
        assertNotNull(kernel);
        assertNotNull(kernelImpl.getConfigurationService());
        assertNotNull(kernelImpl.getServiceManager());
        assertNotNull(kernel.getConfigurationService());
        assertNotNull(kernel.getServiceManager());
        assertEquals(kernel.getConfigurationService(), kernelImpl.getConfigurationService());
        assertEquals(kernel.getServiceManager(), kernelImpl.getServiceManager());
        kernelImpl.stop();
       
        kernel = null;
    }
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    @Test
    public void testMultipleKernels() {
        assertNotNull(kernelImpl);
        kernelImpl.start();
        DSpaceKernel kernel = kernelImpl.getManagedBean();
        assertNotNull(kernel);
        assertNotNull(kernelImpl.getConfigurationService());
        assertNotNull(kernelImpl.getServiceManager());
        assertNotNull(kernel.getConfigurationService());
        assertNotNull(kernel.getServiceManager());
        assertEquals(kernel.getConfigurationService(), kernelImpl.getConfigurationService());
        assertEquals(kernel.getServiceManager(), kernelImpl.getServiceManager());
       
        DSpaceKernelImpl kernelImpl2 = DSpaceKernelInit.getKernel("AZ-kernel"); // checks for the existing kernel but does not init
        kernelImpl2.start();
        DSpaceKernel kernel2 = kernelImpl2.getManagedBean();
        assertNotNull(kernel2);
        assertNotNull(kernelImpl2.getConfigurationService());
        assertNotNull(kernelImpl2.getServiceManager());
        assertNotNull(kernel2.getConfigurationService());
        assertNotNull(kernel2.getServiceManager());
        assertEquals(kernel2.getConfigurationService(), kernelImpl2.getConfigurationService());
        assertEquals(kernel2.getServiceManager(), kernelImpl2.getServiceManager());

        assertNotSame(kernel, kernel2);
        assertNotSame(kernel.getConfigurationService(), kernel2.getConfigurationService());
        assertNotSame(kernel.getServiceManager(), kernel2.getServiceManager());

        kernelImpl2.stop();
        kernelImpl2.destroy();
        kernelImpl2 = null;
        kernel = kernel2 = null;
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    @Override
    public void init() throws ServletException {
        super.init();
        try {
            DSpaceKernel kernel = new DSpaceKernelManager().getKernel();
            if (kernel == null) {
                throw new IllegalStateException("Could not get the DSpace Kernel");
            }
            if (! kernel.isRunning()) {
                throw new IllegalStateException("DSpace Kernel is not running, cannot startup the DirectServlet");
            }
            ServiceManager serviceManager = kernel.getServiceManager();
            sessionService = serviceManager.getServiceByName(SessionService.class.getName(), SessionService.class);
            if (sessionService == null) {
                throw new IllegalStateException("Could not get the DSpace SessionService");
            }
            requestService = serviceManager.getServiceByName(RequestService.class.getName(), RequestService.class);
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     */
    @Test
    public void testKernelIsInitializedAndWorking() {
        assertNotNull(kernel);
        assertTrue(kernel.isRunning());
        DSpaceKernel k2 = new DSpaceKernelManager().getKernel();
        assertNotNull(k2);
        assertEquals(kernel, k2);
    }
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Related Classes of org.dspace.kernel.DSpaceKernel

  • org.dspace.servicemanager.DSpaceKernelImplTest
  • org.dspace.servicemanager.DSpaceKernelInit
  • org.dspace.servicemanager.DSpaceKernelManagerTest
  • org.dspace.servicemanager.DSpaceTest
  • org.dspace.servicemanager.servlet.SampleServlet
  • org.dspace.test.DSpaceAbstractKernelTest
  • org.dspace.utils.DSpace
  • org.dspace.utils.servlet.DSpaceWebappServletFilter
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