prop2.set("[" + value + "]");
        }

        public Property<String> getaProp() {
            return aProp;
        }
    }

    public interface WithProperties {
        Number getNumber();
    }

    public static abstract class AbstractWithProperties<T> {
        abstract Object getProp();

        abstract T getTypedProp();

Method <org.gradle.plugins.ide.api.PropertiesFileContentMerger.withProperties(groovy.lang.Closure)> has arguments/return type groovy.lang.Closure that is not Gradle public API or primitive or built-in JDK classes or Kotlin classes in (PropertiesFileContentMerger.java:0)