bufferManager.cleanup();
            super.disconnect();
        }
    }
    
    public RdmaProvider getProvider() {
        return provider;
    }
    
    public RdmaConnection getConnection() {
        return rdmaConnection;
    }
}
```

### 4.4 RDMA Buffer Manager
```java
package jcifs.internal.smb2.rdma;

import java.util.concurrent.ConcurrentLinkedQueue;

          <version>4.0.0+</version>
          <code>
            <![CDATA[
    /**
     * @see java.lang.Object#toString()
     */
    public String toString() {
        return "Scm {connection=" + getConnection() + "}";
    }
            ]]>
          </code>
        </codeSegment>
      </codeSegments>
    </class>
    <class>
      <name>FileSet</name>
      <version>3.0.0+</version>

    }

    @Test
    void testToStringNullSafe() {
        assertNotNull(new Scm().toString());
    }

    @Test
    public void testToStringNotNonsense() {
        Scm scm = new Scm();
        scm.setConnection("scm:git:git://git.localdomain/model");

        String s = scm.toString();

        assertEquals("Scm {connection=scm:git:git://git.localdomain/model}", s);
    }