If the `DeclarativeValidation` feature gate is enabled, mismatches with existing validation are reported via metrics.

      <description>A plugin parameter expression supported by Maven</description>
      <fields>
        <field>
          <version>1.0.0</version>
          <name>syntax</name>
          <description>The syntax of the expression</description>
          <type>String</type>
          <required>true</required>
        </field>
        <field>
          <version>1.0.0</version>
          <name>description</name>

        } catch (java.io.IOException e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Parses a valid buffer and exposes fields")
    void parseValidBuffer() {
        // Arrange
        String name = "******@****.***";
        byte[] buf = buildBuffer(oidDer(), name.getBytes(StandardCharsets.US_ASCII));

        // Act

        "colorMode": "value",
        "graphMode": "none",
        "justifyMode": "auto",
        "orientation": "auto",
        "reduceOptions": {
          "calcs": [
            "mean"
          ],
          "fields": "",
          "values": false
        },
        "showPercentChange": false,
        "text": {},
        "textMode": "auto",
        "wideLayout": true
      },
      "pluginVersion": "10.4.0",

            log.warn("NTLMv1 NTLM response is deprecated and insecure. Consider using NTLMv2.");
            yield NtlmUtil.getNTLMResponse(getPasswordAsCharArray(), chlng);
        }
        case 3, 4, 5 -> {
            // NTLMv2 - returns empty for unicode hash as NTLMv2 doesn't use it
            yield new byte[0];
        }
        default -> {
            // Default to NTLMv2 behavior (empty response)

    }

    @Override
    @ParametricNullness
    // We set the field only once (during construction or deserialization).
    @SuppressWarnings("SynchronizeOnNonFinalField")
    public T get() {
      // Another variant of Double Checked Locking.
      //
      // We use two volatile reads. We could reduce this to one by
      // putting our fields into a holder class, but (at least on x86)

            // Verify that the version field (8 bytes) is not present
            assertEquals(48, bytes.length); // Should be minimum size
        }
    }

    @Nested
    @DisplayName("String Representation Tests")
    class StringRepresentationTests {

        @Test
        @DisplayName("toString should format message with all fields")
        void testToString() {
            // Given

             * necessarily populated with header data because they're not writing
             * the header, only their body. But for whatever reason one might wish
             * to populate fields if the writeXxx operation needs this header data
             * for whatever reason. I copy over the uid here so it appears correct
             * in logging output. Logging of andx segments of messages inadvertantly

        if (transformCount > 0) {
            rdmaTransformId = SMBUtil.readInt2(buffer, bufferIndex);
            bufferIndex += 2;
            // Skip reserved fields at bufferIndex + 2 and bufferIndex + 4
            bufferIndex += 6; // 2 + 4 for reserved fields
        }

        return bufferIndex - start;
    }

    @Override
    public int size() {

///

#### Data with values for fields with defaults { #data-with-values-for-fields-with-defaults }

But if your data has values for the model's fields with default values, like the item with ID `bar`:

```Python hl_lines="3  5"
{
    "name": "Bar",
    "description": "The bartenders",
    "price": 62,