package org.gradle.test;

public interface Interface1 {

                public interface $TEST_INTERFACE_SIMPLE_NAME {
                    String field = "value";
                    void method();
                }
            """
            : """
                public class $TEST_INTERFACE_SIMPLE_NAME {
                    public String field = "value";
                    public void method() { }
                    public $TEST_INTERFACE_SIMPLE_NAME() { }

Another more targeted interface is `CompilationFailedIndicator`.
This interface is used to indicate that the exception is caused by a compilation failure. 

package org.gradle.test;

public interface JavaInterface extends Interface1, Interface2 {

package org.gradle.test;

public interface CombinedInterface extends Interface1, Interface2 {

 * limitations under the License.
 */

package org.gradle.test;

import java.io.IOException;
import java.util.function.Supplier;

/**
 * An interface that uses Java 8 source features.
 */
public interface Java8Interface extends CombinedInterface, JavaInterface {
    default String getName() {
        try (Writer writer = new StringWriter()) {

                fun String.invoke(some: Int) {}
                operator fun Long.invoke(some: Int) {}

                fun Float.invoke(some: Int) {}
                infix fun Byte.invoke(some: Int) {}

                interface Source {
                    infix fun String.plus(some: List<Int>): String
                    operator fun Int.plus(some: List<Int>): Int
                }
            """,
            v2 = """

package org.gradle.test.sub;

public interface SubJavaInterface {

package org.gradle.test;

public @interface JavaAnnotation {

package org.gradle.test

public @interface GroovyAnnotation {