284 lines
9.8 KiB
Java
284 lines
9.8 KiB
Java
/*
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* Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4147520
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* @summary Verify correct implementation of qualified 'this' and 'super'.
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* @author maddox
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*
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* @run compile QualifiedThisAndSuper_1.java
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* @run main QualifiedThisAndSuper_1
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*/
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public class QualifiedThisAndSuper_1 {
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public class AS {
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String s = "ass";
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private String t = "ast";
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protected String u = "asu";
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String m() { return "asm"; }
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private String n() { return "asn"; }
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protected String o() { return "aso"; }
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}
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public class BS {
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String s = "bss";
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private String t = "bst";
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protected String u = "bsu";
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String m() { return "bsm"; }
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private String n() { return "bsn"; }
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protected String o() { return "bso"; }
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}
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public class CS {
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String s = "css";
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private String t = "cst";
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protected String u = "csu";
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String m() { return "csm"; }
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private String n() { return "csn"; }
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protected String o() { return "cso"; }
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}
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void check(String expr, String result, String expected) {
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if (!result.equals(expected)) {
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throw new Error("Evaluated "+ expr +
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" : result " + result + ", expected " + expected);
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}
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}
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public class A extends AS {
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A() { super(); }
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String s = "as";
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private String t = "at";
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protected String u = "au";
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String m() { return "am"; }
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private String n() { return "an"; }
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protected String o() { return "ao"; }
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public class B extends BS {
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B() { super(); }
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String s = "bs";
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private String t = "bt";
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protected String u = "bu";
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String m() { return "bm"; }
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private String n() { return "bn"; }
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protected String o() { return "bo"; }
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public class C extends CS {
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C() { super(); }
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String s = "cs";
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private String t = "ct";
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protected String u = "cu";
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String m() { return "cm"; }
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private String n() { return "cn"; }
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protected String o() { return "co"; }
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void test() {
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check("this.m()", this.m(), "cm");
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check("A.this.m()", A.this.m(), "am");
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check("B.this.m()", B.this.m(), "bm");
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check("C.this.m()", C.this.m(), "cm");
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check("super.m()", super.m(), "csm");
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check("A.super.m()", A.super.m(), "asm");
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check("B.super.m()", B.super.m(), "bsm");
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check("C.super.m()", C.super.m(), "csm");
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// should re-use access methods.
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check("A.super.m()", A.super.m(), "asm");
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check("B.super.m()", B.super.m(), "bsm");
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check("C.super.m()", C.super.m(), "csm");
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//---
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check("this.n()", this.n(), "cn");
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check("A.this.n()", A.this.n(), "an");
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check("B.this.n()", B.this.n(), "bn");
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check("C.this.n()", C.this.n(), "cn");
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check("super.n()", super.n(), "csn");
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check("A.super.n()", A.super.n(), "asn");
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check("B.super.n()", B.super.n(), "bsn");
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check("C.super.n()", C.super.n(), "csn");
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// should re-use access methods.
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check("A.super.n()", A.super.n(), "asn");
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check("B.super.n()", B.super.n(), "bsn");
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check("C.super.n()", C.super.n(), "csn");
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//---
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check("this.o()", this.o(), "co");
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check("A.this.o()", A.this.o(), "ao");
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check("B.this.o()", B.this.o(), "bo");
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check("C.this.o()", C.this.o(), "co");
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check("super.o()", super.o(), "cso");
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check("A.super.o()", A.super.o(), "aso");
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check("B.super.o()", B.super.o(), "bso");
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check("C.super.o()", C.super.o(), "cso");
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// should re-use access methods.
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check("A.super.o()", A.super.o(), "aso");
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check("B.super.o()", B.super.o(), "bso");
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check("C.super.o()", C.super.o(), "cso");
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//---
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check("this.s", this.s, "cs");
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check("A.this.s", A.this.s, "as");
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check("B.this.s", B.this.s, "bs");
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check("C.this.s", C.this.s, "cs");
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//---
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check("this.t", this.t, "ct");
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check("A.this.t", A.this.t, "at");
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check("B.this.t", B.this.t, "bt");
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check("C.this.t", C.this.t, "ct");
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//---
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check("this.u", this.u, "cu");
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check("A.this.u", A.this.u, "au");
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check("B.this.u", B.this.u, "bu");
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check("C.this.u", C.this.u, "cu");
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//---
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check("super.s", super.s, "css");
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check("A.super.s", A.super.s, "ass");
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check("B.super.s", B.super.s, "bss");
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check("C.super.s", C.super.s, "css");
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//---
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check("super.t", super.t, "cst");
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check("A.super.t", A.super.t, "ast");
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check("B.super.t", B.super.t, "bst");
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check("C.super.t", C.super.t, "cst");
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//---
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check("super.u", super.u, "csu");
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check("A.super.u", A.super.u, "asu");
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check("B.super.u", B.super.u, "bsu");
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check("C.super.u", C.super.u, "csu");
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//---
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A.this.s = "foo";
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System.out.println(A.this.s);
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check("A.this.s", A.this.s, "foo");
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B.this.s = "bar";
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System.out.println(B.this.s);
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check("B.this.s", B.this.s, "bar");
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C.this.s = "baz";
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System.out.println(C.this.s);
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check("C.this.s", C.this.s, "baz");
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A.this.t = "foo";
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System.out.println(A.this.t);
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check("A.this.t", A.this.t, "foo");
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B.this.t = "bar";
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System.out.println(B.this.t);
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check("B.this.t", B.this.t, "bar");
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C.this.t = "baz";
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System.out.println(C.this.t);
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check("C.this.t", C.this.t, "baz");
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A.this.u = "foo";
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System.out.println(A.this.u);
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check("A.this.u", A.this.u, "foo");
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B.this.u = "bar";
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System.out.println(B.this.u);
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check("B.this.u", B.this.u, "bar");
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C.this.u = "baz";
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System.out.println(C.this.u);
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check("C.this.u", C.this.u, "baz");
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A.super.s = "foo";
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System.out.println(A.super.s);
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check("A.super.s", A.super.s, "foo");
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B.super.s = "bar";
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System.out.println(B.super.s);
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check("B.super.s", B.super.s, "bar");
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C.super.s = "baz";
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System.out.println(C.super.s);
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check("C.super.s", C.super.s, "baz");
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A.super.t = "foo";
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System.out.println(A.super.t);
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check("A.super.t", A.super.t, "foo");
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B.super.t = "bar";
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System.out.println(B.super.t);
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check("B.super.t", B.super.t, "bar");
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C.super.t = "baz";
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System.out.println(C.super.t);
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check("C.super.t", C.super.t, "baz");
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A.super.u = "foo";
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System.out.println(A.super.u);
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check("A.super.u", A.super.u, "foo");
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B.super.u = "bar";
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System.out.println(B.super.u);
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check("B.super.u", B.super.u, "bar");
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C.super.u = "baz";
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System.out.println(C.super.u);
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check("C.super.u", C.super.u, "baz");
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}
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}
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void test() throws Exception {
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C c = new C();
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c.test();
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}
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}
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void test() throws Exception {
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B b = new B();
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b.test();
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}
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}
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public static void main(String[] args) throws Exception {
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A a = new QualifiedThisAndSuper_1().new A();
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a.test();
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}
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}
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