import org.aspectj.testing.Tester; public class Simple { public static void main(String[] args) { C c = new C(); I i = (I)new C("hi"); Tester.checkEqual(c.foo(), "foo:bar"); Tester.checkEqual(i.mumble(), "mumble:foo:bar"); Tester.checkEqual(A.Cm(), "from A"); Tester.checkEqual(B.Cm(), "from B"); c.idata = "c-mumble"; Tester.checkEqual(c.idata, "c-mumble"); Tester.checkEqual(i.idata, "mumble"); Tester.check("new A.C"); Tester.check("new B.C"); } } class C { public C() { super(); } public String bar() {return "bar"; } } interface I { String foo(); String bar(); } aspect A { private String C.data = "foo"; private String C.data1 = this.data; public String I.idata = "mumble"; public String C.foo() { String s = this.data; Tester.checkEqual(s, data1); return data + ":" + bar(); } declare parents: C implements I; public String I.mumble() { return idata + ":" + foo(); } private String C.m() { return "from A"; } public static String Cm() { return new C(2).m(); } public C.new(String s) { } private C.new(int i) { Tester.note("new A.C"); } } aspect B { private String C.data = "B"; private String C.m() { return "from " + data; } public static String Cm() { return new C(2).m(); } private C.new(int i) { Tester.note("new B.C"); } }