1/* 2 * Copyright (c) 2006, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 6423583 27 * @summary LiteralTree.getValue() should return Boolean for Kind.BOOLEAN_LITERAL literals 28 * @modules jdk.compiler 29 * @build T6423583 30 * @compile -proc:only -processor T6423583 T6423583.java 31 */ 32 33import java.util.*; 34import javax.annotation.processing.*; 35import javax.lang.model.*; 36import javax.lang.model.element.*; 37import com.sun.source.tree.*; 38import com.sun.source.util.*; 39 40@SupportedAnnotationTypes("*") 41public class T6423583 extends AbstractProcessor { 42 boolean b1 = true; 43 boolean b2 = false; 44 String s = "s"; 45 char c = 'c'; 46 int i = 0; 47 long l = 0l; 48 float f = 0f; 49 double d = 0d; 50 Void v = null; 51 52 public boolean process(Set<? extends TypeElement> annos, RoundEnvironment rEnv) { 53 Trees trees = Trees.instance(processingEnv); 54 Test test = new Test(); 55 for (Element e: rEnv.getRootElements()) { 56 Tree t = trees.getTree(e); 57 test.scan(t, null); 58 } 59 return true; 60 } 61 62 @Override 63 public SourceVersion getSupportedSourceVersion() { 64 return SourceVersion.latest(); 65 } 66 67 private static class Test extends TreeScanner<Void,Void> { 68 69 private static Map<Tree.Kind, Class> map = new HashMap<Tree.Kind, Class>(); 70 static { 71 map.put(Tree.Kind.BOOLEAN_LITERAL, Boolean.class); 72 map.put(Tree.Kind.CHAR_LITERAL, Character.class); 73 map.put(Tree.Kind.STRING_LITERAL, String.class); 74 map.put(Tree.Kind.INT_LITERAL, Integer.class); 75 map.put(Tree.Kind.LONG_LITERAL, Long.class); 76 map.put(Tree.Kind.FLOAT_LITERAL, Float.class); 77 map.put(Tree.Kind.DOUBLE_LITERAL, Double.class); 78 } 79 80 public Void visitLiteral(LiteralTree tree, Void ignore) { 81 System.err.println(tree); 82 Class expect = map.get(tree.getKind()); 83 if (!check(tree.getValue(), expect)) { 84 System.err.println("tree: " + tree); 85 System.err.println("expected class: " + expect); 86 if (tree.getValue() != null) 87 System.err.println("actual class: " + tree.getValue().getClass()); 88 throw new AssertionError("unexpected value for literal"); 89 } 90 return null; 91 } 92 93 private boolean check(Object value, Class<?> expectedClass) { 94 return (value == null ? expectedClass == null : value.getClass().equals(expectedClass)); 95 } 96 } 97} 98