*/
@Incubating
@Contextual
public class InvalidModelRuleDeclarationException extends GradleException {

    public InvalidModelRuleDeclarationException(String message) {
        super(message);
    }

    public InvalidModelRuleDeclarationException(String message, Throwable cause) {
        super(message, cause);
    }

    public InvalidModelRuleDeclarationException(ModelRuleDescriptor descriptor, Throwable cause) {

import groovy.lang.Closure;
import javax.annotation.concurrent.ThreadSafe;
import org.gradle.api.Action;
import org.gradle.internal.file.RelativeFilePathResolver;
import org.gradle.model.InvalidModelRuleDeclarationException;
import org.gradle.model.dsl.internal.transform.ClosureBackedRuleFactory;
import org.gradle.model.dsl.internal.transform.RulesBlock;
import org.gradle.model.internal.core.*;

 * limitations under the License.
 */

package org.gradle.platform.base.internal.registry

import org.gradle.api.Task
import org.gradle.model.InvalidModelRuleDeclarationException
import org.gradle.model.ModelMap
import org.gradle.model.internal.core.ModelAction
import org.gradle.model.internal.core.ModelActionRole
import org.gradle.model.internal.core.ModelReference

 * limitations under the License.
 */

package org.gradle.model.internal.inspect;

import org.gradle.internal.BiAction;
import org.gradle.model.InvalidModelRuleDeclarationException;
import org.gradle.model.internal.core.*;
import org.gradle.model.internal.core.rule.describe.ModelRuleDescriptor;
import org.gradle.model.internal.manage.schema.ModelSchema;

    @Managed
    static abstract class ManagedThing {
    }

    def "rule class must extend RuleSource"() {
        when:
        extract(type)

        then:
        def e = thrown(InvalidModelRuleDeclarationException)
        e.message == """Type ${fullyQualifiedNameOf(type)} is not a valid rule source:
- Rule source classes must directly extend org.gradle.model.RuleSource"""

        where:

/**
 * Thrown when there is a problem with the usage of a model rule.
 * <p>
 * This exception is different to {@link InvalidModelRuleDeclarationException} in that it signifies a problem
 * with using a model rule in a particular context, whereas {@code InvalidModelRuleDeclarationException} signifies
 * a problem with the declaration of the model rule itself (which therefore means that the rule could not be used in any context).
 * <p>

    def "rule method must have first parameter that is assignable to RuleSource and have void return type"() {
        when:
        extractor.extract(InvalidSignature)

        then:
        def e = thrown(InvalidModelRuleDeclarationException)
        e.message == """Type ${fullyQualifiedNameOf(InvalidSignature)} is not a valid rule source:
- Method broken3(java.lang.String) is not a valid rule method: A method annotated with @Rules must have void return type.

package org.gradle.platform.base.internal.registry

import org.gradle.internal.Factory
import org.gradle.internal.reflect.JavaReflectionUtil
import org.gradle.internal.reflect.MethodDescription
import org.gradle.model.InvalidModelRuleDeclarationException
import org.gradle.model.internal.core.ModelAction
import org.gradle.model.internal.core.ModelActionRole
import org.gradle.model.internal.core.ModelPath
import org.gradle.model.internal.core.ModelView

 * limitations under the License.
 */

package org.gradle.language.base.internal

import org.gradle.language.base.plugins.ComponentModelBasePlugin
import org.gradle.model.InvalidModelRuleDeclarationException
import org.gradle.model.internal.core.ModelAction
import org.gradle.model.internal.core.ModelActionRole
import org.gradle.model.internal.core.ModelReference
import org.gradle.model.internal.registry.ModelRegistry

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.model.internal.inspect

import org.gradle.model.InvalidModelRuleDeclarationException
import org.gradle.model.RuleSource
import org.gradle.model.internal.fixture.ProjectRegistrySpec

class ClassModelRuleSourceValidationTest extends ProjectRegistrySpec {