227 lines
8.5 KiB
Java
227 lines
8.5 KiB
Java
/*
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* Copyright (c) 2017, 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 8172910
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* @summary Test behavior of default methods on visitors.
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* @modules java.compiler
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*/
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import java.util.List;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.*;
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import javax.lang.model.type.*;
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import javax.lang.model.util.*;
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/**
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* Verify expected behavior of default methods on visitors.
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*/
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public class TestVisitorDefaults {
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public static void main(String... args) {
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DirectElementVisitorChild dvc = new DirectElementVisitorChild();
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if (!"visitUnknown".equals(dvc.visitModule(null, null))) {
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throw new RuntimeException("Problem with DirectElementVisitorChild");
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}
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if (!"visit".equals(dvc.visit(null))) {
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throw new RuntimeException("Problem with DirectElementVisitorChild");
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}
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IndirectElementVisitorChild ivc = new IndirectElementVisitorChild();
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if (!"visitUnknown".equals(ivc.visitModule(null, null))) {
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throw new RuntimeException("Problem with IndirectElementVisitorChild");
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}
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DirectTypeVisitorChild dtvc = new DirectTypeVisitorChild();
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if (!"visit".equals(dtvc.visit(null))) {
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throw new RuntimeException("Problem with DirectTypeVisitorChild");
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}
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DirectAnnotationVisitorChild davc = new DirectAnnotationVisitorChild();
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if (!"visit".equals(davc.visit(null))) {
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throw new RuntimeException("Problem with DirectAnnotationVisitorChild");
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}
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}
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private static class DirectElementVisitorChild
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implements ElementVisitor<String, Object> {
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public DirectElementVisitorChild() {
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super();
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}
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@Override
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public String visitModule(ModuleElement e, Object o) {
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return ElementVisitor.super.visitModule(e, null);
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}
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@Override
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public String visitUnknown(Element e, Object o) {
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return "visitUnknown";
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}
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@Override
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public String visit(Element e) {
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return ElementVisitor.super.visit(e);
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}
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@Override
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public String visit(Element e, Object o) {
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return "visit";
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}
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@Override
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public String visitExecutable(ExecutableElement e, Object o) { return throwUOE(); }
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@Override
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public String visitPackage(PackageElement e, Object o) { return throwUOE(); }
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@Override
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public String visitType(TypeElement e, Object o) { return throwUOE(); }
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@Override
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public String visitTypeParameter(TypeParameterElement e, Object o) { return throwUOE(); }
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@Override
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public String visitVariable(VariableElement e, Object o) { return throwUOE(); }
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}
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private static class IndirectElementVisitorChild
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extends AbstractElementVisitor6<String, Object> {
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public IndirectElementVisitorChild() {
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super();
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}
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@Override
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public String visitModule(ModuleElement e, Object o) {
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return super.visitModule(e, o);
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}
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@Override
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public String visitUnknown(Element e, Object o) {
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return "visitUnknown";
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}
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@Override
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public String visitExecutable(ExecutableElement e, Object o) { return throwUOE(); }
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@Override
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public String visitPackage(PackageElement e, Object o) { return throwUOE(); }
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@Override
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public String visitType(TypeElement e, Object o) { return throwUOE(); }
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@Override
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public String visitTypeParameter(TypeParameterElement e, Object o) { return throwUOE(); }
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@Override
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public String visitVariable(VariableElement e, Object o) { return throwUOE(); }
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}
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private static class DirectTypeVisitorChild
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implements TypeVisitor<String, Object> {
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public DirectTypeVisitorChild() {
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super();
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}
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@Override
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public String visit(TypeMirror t) {
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return TypeVisitor.super.visit(t);
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}
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@Override
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public String visit(TypeMirror t, Object o) {
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return "visit";
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}
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@Override
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public String visitUnknown(TypeMirror t, Object o) { return throwUOE(); }
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@Override
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public String visitArray(ArrayType t, Object o) { return throwUOE(); }
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@Override
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public String visitDeclared(DeclaredType t, Object o) { return throwUOE(); }
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@Override
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public String visitError(ErrorType t, Object o) { return throwUOE(); }
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@Override
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public String visitExecutable(ExecutableType t, Object o) { return throwUOE(); }
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@Override
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public String visitIntersection(IntersectionType t, Object o) { return throwUOE(); }
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@Override
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public String visitNoType(NoType t, Object o) { return throwUOE(); }
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@Override
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public String visitNull(NullType t, Object o) { return throwUOE(); }
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@Override
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public String visitPrimitive(PrimitiveType t, Object o) { return throwUOE(); }
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@Override
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public String visitTypeVariable(TypeVariable t, Object o) { return throwUOE(); }
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@Override
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public String visitUnion(UnionType t, Object o) { return throwUOE(); }
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@Override
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public String visitWildcard(WildcardType t, Object o) { return throwUOE(); }
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}
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private static class DirectAnnotationVisitorChild
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implements AnnotationValueVisitor<String, Object> {
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@Override
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public String visit(AnnotationValue av) {
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return AnnotationValueVisitor.super.visit(av);
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}
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@Override
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public String visit(AnnotationValue av, Object o) {
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return "visit";
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}
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@Override
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public String visitAnnotation(AnnotationMirror a, Object o) { return throwUOE(); }
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@Override
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public String visitArray(List<? extends AnnotationValue> vals,
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Object o) { return throwUOE(); }
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@Override
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public String visitBoolean(boolean b, Object o) { return throwUOE(); }
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@Override
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public String visitByte(byte b, Object o) { return throwUOE(); }
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@Override
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public String visitChar(char c, Object o) { return throwUOE(); }
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@Override
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public String visitDouble(double d, Object o) { return throwUOE(); }
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@Override
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public String visitEnumConstant(VariableElement c, Object o) { return throwUOE(); }
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@Override
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public String visitFloat(float f, Object o) { return throwUOE(); }
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@Override
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public String visitInt(int i, Object o) { return throwUOE(); }
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@Override
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public String visitLong(long i, Object o) { return throwUOE(); }
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@Override
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public String visitShort(short s, Object o) { return throwUOE(); }
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@Override
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public String visitString(String s, Object o) { return throwUOE(); }
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@Override
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public String visitType(TypeMirror t, Object o) { return throwUOE(); }
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@Override
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public String visitUnknown(AnnotationValue av, Object o) { return throwUOE(); }
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}
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private static String throwUOE() {
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throw new UnsupportedOperationException();
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}
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}
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