void testConstructorInitialisesFields() throws Exception {
        int level = 42;
        Trans2QueryFSInformation cmd = new Trans2QueryFSInformation(level);
        // constants are defined on SmbComTransaction, inherited via
        // ServerMessageBlock.
        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION2, cmd.command, "command should be TRANSACTION2");

        sb.append(dm).append(threadName);
        sb.append(dm).append(url);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

    // ===================================================================================

    * A query parameter.
    * A header.
    * A cookie.
* `http`: standard HTTP authentication systems, including:
    * `bearer`: a header `Authorization` with a value of `Bearer ` plus a token. This is inherited from OAuth2.
    * HTTP Basic authentication.
    * HTTP Digest, etc.
* `oauth2`: all the OAuth2 ways to handle security (called "flows").

 * provided {@code standardAddAll} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingNavigableSet}.
 *

 * Note that the aggregator project is required to have a {@code pom} packaging.</p>
 *
 * <p><dfn>Project inheritance</dfn> defines a parent-child relationship between projects.
 * The <dfn>child project</dfn> inherits all the information from the <dfn>parent project</dfn>
 * POM.</p>
 *
 */

* Mark image as deliberately optional in v1 Container struct.  Many objects in the Kubernetes API inherit the container struct and only Pods require the field to be set. ([#48406](https://github.com/kubernetes/kubernetes/pull/48406), [@gyliu513](https://github.com/gyliu513))

* Mark image as deliberately optional in v1 Container struct.  Many objects in the Kubernetes API inherit the container struct and only Pods require the field to be set. ([#48406](https://github.com/kubernetes/kubernetes/pull/48406), [@gyliu513](https://github.com/gyliu513))

        assertEquals(InstanceDefFactory.SESSION, customPagerCreator.getInstanceDef());
        assertEquals(AutoBindingDefFactory.NONE, customPagerCreator.getAutoBindingDef());
    }

    // Test inherited behavior from ComponentCreatorImpl
    public void test_getNamingConvention() {
        assertSame(namingConvention, pagerCreator.getNamingConvention());
    }

    // Test component name creation

        sb.append(dm).append(url);
        sb.append(dm).append(userSessionId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

    // ===================================================================================

     */
    public abstract OptionalEntity<T> get(long id);

    /**
     * Inserts a new dictionary item.
     *
     * @param item the item to insert
     */
    public abstract void insert(T item);

    /**
     * Updates an existing dictionary item.
     *
     * @param item the item to update
     */
    public abstract void update(T item);

    /**