}
        if (offset + length > data.length) {
            throw new IllegalArgumentException("Offset + length exceeds data buffer size");
        }
        if (offset + SIGNATURE_OFFSET + SIGNATURE_LENGTH > data.length) {
            throw new IllegalArgumentException("Signature field exceeds data buffer size");
        }

        // Use fine-grained locking for better concurrency

      this.bitCount = LongAddables.create();
    }

    // Used by serialization
    LockFreeBitArray(long[] data) {
      checkArgument(data.length > 0, "data length is zero!");
      this.data = new AtomicLongArray(data);
      this.bitCount = LongAddables.create();
      long bitCount = 0;
      for (long value : data) {
        bitCount += Long.bitCount(value);
      }
      this.bitCount.add(bitCount);
    }

    void testWriteBytesWireFormatWithoutData() {
        setupMockConfig();
        Smb2IoctlRequest request = new Smb2IoctlRequest(mockConfig, TEST_CONTROL_CODE, TEST_FILE_ID);
        byte[] buffer = new byte[1024];

        int written = request.writeBytesWireFormat(buffer, 0);

        // Should write exactly 56 bytes (structure size without data)
        assertEquals(56, written);

     * Registers environment variables for rendering.
     *
     * @param data the render data to populate
     */
    protected void registerEnvItems(final RenderData data) {
        RenderDataUtil.register(data, "envItems", getEnvItems());
    }

    /**
     * Registers system properties for rendering.
     *
     * @param data the render data to populate
     */

                                            <c:forEach var="data" varStatus="s"
                                                       items="${pathMappingItems}">
                                                <tr
                                                        data-href="${contextPath}/admin/pathmap/details/4/${f:u(data.id)}">
                                                    <td>${f:h(data.regex)}</td>

After authenticating in the system, you will see it like:

<img src="/img/tutorial/security/image05.png">

### Get your own user data { #get-your-own-user-data }

Now use the operation `GET` with the path `/users/me`.

You will get your user's data, like:

```JSON
{
  "username": "johndoe",
  "email": "******@****.***",
  "full_name": "John Doe",
  "disabled": false,

import jakarta.validation.constraints.Min;
import jakarta.validation.constraints.Size;

/**
 * Form class for creating data store configurations.
 * Data configs allow administrators to set up crawling of various data sources
 * including databases, CSV files, and other structured data sources.
 */
public class CreateForm {

    /**
     * Creates a new CreateForm instance.
     */
    public CreateForm() {

            searchPaging(data, form);
        });
    }

    /**
     * Sets up search paging data for rendering the search log list.
     *
     * @param data the render data to populate
     * @param form the search form containing current search criteria
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {

                                                           items="${requestHeaderItems}">
                                                    <tr
                                                            data-href="${contextPath}/admin/reqheader/details/4/${f:u(data.id)}">
                                                        <td>${f:h(data.name)}</td>

        userPager.clear();
        return asHtml(path_AdminUser_AdminUserJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    /**
     * Registers pagination and user list data for rendering the user search results.
     *
     * @param data the render data container to populate
     * @param form the search form containing pagination parameters
     */