* override {@code addAll} as well, either providing your own implementation, or delegating to the
 * 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}.
 *

 * either providing your own implementation, or delegating to the provided {@code standardAdd}
 * 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 ForwardingSortedMultiset}.
 *

        implementation(projects.okhttpUrlconnection)
        implementation(projects.mockwebserver3)
        implementation(projects.mockwebserver3Junit4)
        implementation(projects.mockwebserver3Junit5)
        implementation(projects.mockwebserver)
        implementation(projects.loggingInterceptor)
        implementation(projects.okhttpBrotli)
        implementation(projects.okhttpDnsoverhttps)

```kotlin
    dependencies {
       // define a BOM and its version
       implementation(platform("com.squareup.okhttp3:okhttp-bom:5.1.0"))

       // define any required OkHttp artifacts without version
       implementation("com.squareup.okhttp3:okhttp")
       implementation("com.squareup.okhttp3:logging-interceptor")
    }
```

Maven and JVM Projects
----------------------

        }
        verifyNoInteractions(mockDir);
    }

    /**
     * Edge: passing a null directory object. Interface allows null; implementation decides.
     */
    @Test
    @DisplayName("null directory is handled by implementation")
    void handlesNullDirectory() throws Exception {
        SmbFilenameFilter filter = (dir, name) -> dir == null;

        @Override
        public void insertOrUpdate(JobLog entity) {
            // Mock implementation that doesn't require client
            entity.setLastUpdated(System.currentTimeMillis());
        }

        @Override
        public void insert(JobLog entity) {
            // Mock implementation that doesn't require client
            entity.setLastUpdated(System.currentTimeMillis());
        }

    }

    @ParameterizedTest(name = "Implementation is instance: {0}")
    @MethodSource("implementations")
    @DisplayName("Happy path: can create implementations and use type checks")
    void testImplementationsAreUsable(SessionSetupHandler impl) {
        // Arrange is provided by method source

        // Act & Assert
        assertNotNull(impl, "Implementation instance should not be null");

 * base for all providers that register such extensions.
 * <p>
 * Implementations of this interface are discovered through the Java ServiceLoader mechanism.
 * Each implementation must be registered in a {@code META-INF/services/} file corresponding
 * to the specific provider interface being implemented.
 * <p>
 * Example implementation for a custom language provider:
 * <pre>

}

application {
  mainClass.set("okhttp3.survey.RunSurveyKt")
}

dependencies {
  implementation(projects.okhttp)
  implementation(projects.okhttpCoroutines)
  implementation(libs.conscrypt.openjdk)

  implementation(libs.retrofit)
  implementation(libs.converter.moshi)
  implementation(libs.squareup.moshi)
  implementation(libs.squareup.moshi.kotlin)

  ksp(libs.squareup.moshi.compiler)
}

tasks.compileJava {

    private ConcreteSmbComNtTransaction smbComNtTransaction;

    // A concrete implementation of the abstract class SmbComNtTransaction for testing.
    private static class ConcreteSmbComNtTransaction extends SmbComNtTransaction {
        @Override
        int writeSetupWireFormat(byte[] dst, int dstIndex) {
            // Dummy implementation for testing
            return 0;
        }

        @Override