RdmaProvider provider = RdmaProviderFactory.createProvider("disni");
        // DiSNI may or may not be available depending on system configuration
        if (provider != null) {
            assertTrue(provider.isAvailable(), "If DiSNI provider is returned, it should be available");
            assertEquals("DiSNI (InfiniBand/RoCE)", provider.getProviderName());
        }
    }

    @Test

/**
 * DiSNI RDMA provider for InfiniBand/RoCE networks.
 *
 * This provider uses the DiSNI (Direct Storage and Networking Interface)
 * library to provide high-performance RDMA operations over InfiniBand
 * and RoCE (RDMA over Converged Ethernet) networks.
 */
public class DisniRdmaProvider implements RdmaProvider {

    /**
     * Creates a new DiSNI RDMA provider instance
     */

    // DiSNI objects - would be actual DiSNI types in real implementation
    private final Object endpoint; // RdmaActiveEndpoint
    private Object memoryRegister; // IbvMr (memory register)

    /**
     * Create new DiSNI memory region
     *
     * @param buffer memory buffer to register
     * @param access access permissions
     * @param endpoint DiSNI endpoint for registration
     */

        PropertyConfiguration config = new PropertyConfiguration(props);

        assertTrue(config.isUseRDMA(), "RDMA should be enabled");
        assertEquals("disni", config.getRdmaProvider(), "Provider should be disni");
        assertEquals(16384, config.getRdmaReadWriteThreshold(), "Threshold should be 16KB");
        assertEquals(131072, config.getRdmaMaxSendSize(), "Max send size should be 128KB");

     * @param preference provider preference ("auto", "disni", "tcp", etc.)
     * @return best available RDMA provider, or null if none available
     */
    public static RdmaProvider createProvider(String preference) {
        if ("auto".equalsIgnoreCase(preference)) {
            return selectBestProvider();
        }

        switch (preference.toLowerCase()) {
        case "disni":