diff -r 000000000000 -r 959103a6100f test/tools/javac/annotations/typeAnnotations/api/ArrayPositionConsistency.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/tools/javac/annotations/typeAnnotations/api/ArrayPositionConsistency.java Wed Apr 27 01:34:52 2016 +0800 @@ -0,0 +1,141 @@ +/* + * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @summary Checks that the interaction between annotated and unannotated + * array levels + */ + +import com.sun.tools.javac.api.JavacTool; +import java.lang.annotation.*; +import java.io.File; +import java.io.PrintWriter; +import java.util.Arrays; +import java.util.List; +import java.util.Map; +import java.util.HashMap; +import javax.tools.JavaFileManager; +import javax.tools.JavaFileObject; +import com.sun.source.tree.*; +import com.sun.source.util.JavacTask; +import com.sun.source.util.TreeScanner; +import javax.tools.StandardJavaFileManager; + + +public class ArrayPositionConsistency { + public static void main(String[] args) throws Exception { + PrintWriter out = new PrintWriter(System.out, true); + JavacTool tool = JavacTool.create(); + StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null); + File testSrc = new File(System.getProperty("test.src")); + Iterable f = + fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "ArrayPositionConsistency.java"))); + JavacTask task = tool.getTask(out, fm, null, null, null, f); + Iterable trees = task.parse(); + out.flush(); + + Scanner s = new Scanner(); + for (CompilationUnitTree t: trees) + s.scan(t, null); + + } + + private static class Scanner extends TreeScanner { + int foundAnnotations = 0; + public Void visitCompilationUnit(CompilationUnitTree node, Void ignore) { + super.visitCompilationUnit(node, ignore); + if (foundAnnotations != expectedAnnotations) { + throw new AssertionError("Expected " + expectedAnnotations + + " annotations but found: " + foundAnnotations); + } + return null; + } + + private void testAnnotations(List annos, int found) { + String annotation = annos.get(0).toString(); + foundAnnotations++; + + int expected = -1; + if (annotation.equals("@A()")) + expected = 0; + else if (annotation.equals("@B()")) + expected = 1; + else if (annotation.equals("@C()")) + expected = 2; + else + throw new AssertionError("found an unexpected annotation: " + annotation); + if (found != expected) { + throw new AssertionError("Unexpected found length" + + ", found " + found + " but expected " + expected); + } + } + + public Void visitAnnotatedType(AnnotatedTypeTree node, Void ignore) { + testAnnotations(node.getAnnotations(), arrayLength(node)); + return super.visitAnnotatedType(node, ignore); + } + + private int arrayLength(Tree tree) { + switch (tree.getKind()) { + case ARRAY_TYPE: + return 1 + arrayLength(((ArrayTypeTree)tree).getType()); + case ANNOTATED_TYPE: + return arrayLength(((AnnotatedTypeTree)tree).getUnderlyingType()); + default: + return 0; + } + } + } + + static int expectedAnnotations = 23; + + // visited code + @A String @C [] @B [] field1; + @A String @C [] [] field2; + @A String [] @B [] field3; + String [] @B [] field4; + + @A List @C [] @B [] genfield1; + @A List @C [] [] genfield2; + @A List [] @B [] genfield3; + List [] @B [] genfield4; + + List<@A String @C [] @B []> typearg1; + List<@A String @C [] []> typearg2; + List<@A String [] @B []> typearg3; + List< String [] @B []> typearg4; + + void vararg1(@A String @C [] @B ... arg) {} + void vararg2(@A String @C [] ... arg) {} + void vararg3(@A String [] @B ... arg) {} + void vararg4( String [] @B ... arg) {} + + @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER}) + @interface A {} + @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER}) + @interface B {} + @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER}) + @interface C {} + +}