assertThrows(NullPointerException.class, () -> getMap().putIfAbsent(null, v3()));
    expectUnchanged();
    expectNullKeyMissingWhenNullKeysUnsupported(
        "Should not contain null key after unsupported putIfAbsent(null, value)");
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
  public void testPutIfAbsent_nullValueUnsupported() {

     */
    Class<?> getElementClassOfCollection();

    /**
     * Returns the key type if this field is a parameterized {@link Map}.
     *
     * @return the key type if this field is a parameterized {@link Map}, otherwise {@literal null}
     */
    Class<?> getKeyClassOfMap();

    /**

     */
    Class<?> getElementClassOfCollection();

    /**
     * Returns the key type if this property is a parameterized {@link Map}.
     *
     * @return the key type if this property is a parameterized {@link Map}, otherwise {@literal null}
     */
    Class<?> getKeyClassOfMap();

    /**

<%@page pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<footer role="contentinfo">
	<div class="container text-center">
		<p class="text-muted">
			<la:message key="labels.footer.copyright" />
		</p>
	</div>

    }

    @Test
    public void test_getObject_nonExistentKey() {
        // Test getObject with non-existent key
        Object result = WebApiUtil.getObject("nonExistentKey");
        assertNull(result, "getObject should return null for non-existent key");
    }

    @Test
    public void test_setError_withMessage_noRequest() {
        // Test setError with message when no HTTP request is available

<%@page pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<footer class="main-footer">
	<div class="float-right d-none d-sm-inline-block"></div>
	<la:message key="labels.footer.copyright" />

      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <executions>
          <execution>
            <id>test</id>

            <!--  The key to this test... -->
            <inherited>false</inherited>

            <goals>
              <goal>compile</goal>
            </goals>
            <phase>install</phase>
          </execution>

        return standardToArray(array);
      }
    };
  }

  @Override
  @CanIgnoreReturnValue
  public @Nullable B put(Class<? extends @NonNull B> key, @ParametricNullness B value) {
    cast(key, value);
    return super.put(key, value);
  }

  @Override
  public void putAll(Map<? extends Class<? extends @NonNull B>, ? extends B> map) {

    buildType(WarmupEc2Agent)
    buildType(DownloadGitRepoToEc2Agent)
    buildType(UpdateWrapper)

    buildType(PublishKotlinDslPlugin)

    params {
        param("env.DEVELOCITY_ACCESS_KEY", "%ge.gradle.org.access.key%")
    }

            final String key = LaFunctions.u(e.getKey());
            stream(e.getValue()).of(stream -> stream.filter(StringUtil::isNotBlank)
                    .forEach(s -> pagingQueryList.add("fields." + key + "=" + LaFunctions.u(s))));
        });
        form.as.entrySet().stream().filter(e -> e.getValue() != null).forEach(e -> {
            final String key = LaFunctions.u(e.getKey());