Illustrates when Java's method resolution is not honored in Groovy.

testClosuresAndClasses.groovy

class A {
  protected foo() {
    this.bar("Site foo1")
    def x = {
      println("This: ${this.class}")
      this.bar("Site foo2")
    }
    x()
  }

  private bar(i) {
    println("Bar called from $i")
  }

  protected cow() {
    this.bar("Site cow")
  }
}

class B extends A { }

new A().foo()
new B().cow()
new B().foo()