implementationClass = 'org.gradle.test.RepoConventionPlugin'
                    }
                }
            }
        """
        file("my-plugin/src/main/java/org/gradle/test/RepoConventionPlugin.java") << """package org.gradle.test;
        import org.gradle.api.Plugin;
        import org.gradle.api.Project;

        public class RepoConventionPlugin implements Plugin<Project> {