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test/tools/javac/T6423583.java@959103a6100f (annotated)

test/tools/javac/T6423583.java

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 6423583
aoqi@0	27	* @summary LiteralTree.getValue() should return Boolean for Kind.BOOLEAN_LITERAL literals
aoqi@0	28	* @build T6423583
aoqi@0	29	* @compile -proc:only -processor T6423583 T6423583.java
aoqi@0	30	*/
aoqi@0	31
aoqi@0	32	import java.util.*;
aoqi@0	33	import javax.annotation.processing.*;
aoqi@0	34	import javax.lang.model.*;
aoqi@0	35	import javax.lang.model.element.*;
aoqi@0	36	import com.sun.source.tree.*;
aoqi@0	37	import com.sun.source.util.*;
aoqi@0	38
aoqi@0	39	@SupportedAnnotationTypes("*")
aoqi@0	40	public class T6423583 extends AbstractProcessor {
aoqi@0	41	boolean b1 = true;
aoqi@0	42	boolean b2 = false;
aoqi@0	43	String s = "s";
aoqi@0	44	char c = 'c';
aoqi@0	45	int i = 0;
aoqi@0	46	long l = 0l;
aoqi@0	47	float f = 0f;
aoqi@0	48	double d = 0d;
aoqi@0	49	Void v = null;
aoqi@0	50
aoqi@0	51	public boolean process(Set<? extends TypeElement> annos, RoundEnvironment rEnv) {
aoqi@0	52	Trees trees = Trees.instance(processingEnv);
aoqi@0	53	Test test = new Test();
aoqi@0	54	for (Element e: rEnv.getRootElements()) {
aoqi@0	55	Tree t = trees.getTree(e);
aoqi@0	56	test.scan(t, null);
aoqi@0	57	}
aoqi@0	58	return true;
aoqi@0	59	}
aoqi@0	60
aoqi@0	61	@Override
aoqi@0	62	public SourceVersion getSupportedSourceVersion() {
aoqi@0	63	return SourceVersion.latest();
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	private static class Test extends TreeScanner<Void,Void> {
aoqi@0	67
aoqi@0	68	private static Map<Tree.Kind, Class> map = new HashMap<Tree.Kind, Class>();
aoqi@0	69	static {
aoqi@0	70	map.put(Tree.Kind.BOOLEAN_LITERAL, Boolean.class);
aoqi@0	71	map.put(Tree.Kind.CHAR_LITERAL, Character.class);
aoqi@0	72	map.put(Tree.Kind.STRING_LITERAL, String.class);
aoqi@0	73	map.put(Tree.Kind.INT_LITERAL, Integer.class);
aoqi@0	74	map.put(Tree.Kind.LONG_LITERAL, Long.class);
aoqi@0	75	map.put(Tree.Kind.FLOAT_LITERAL, Float.class);
aoqi@0	76	map.put(Tree.Kind.DOUBLE_LITERAL, Double.class);
aoqi@0	77	}
aoqi@0	78
aoqi@0	79	public Void visitLiteral(LiteralTree tree, Void ignore) {
aoqi@0	80	System.err.println(tree);
aoqi@0	81	Class expect = map.get(tree.getKind());
aoqi@0	82	if (!check(tree.getValue(), expect)) {
aoqi@0	83	System.err.println("tree: " + tree);
aoqi@0	84	System.err.println("expected class: " + expect);
aoqi@0	85	if (tree.getValue() != null)
aoqi@0	86	System.err.println("actual class: " + tree.getValue().getClass());
aoqi@0	87	throw new AssertionError("unexpected value for literal");
aoqi@0	88	}
aoqi@0	89	return null;
aoqi@0	90	}
aoqi@0	91
aoqi@0	92	private boolean check(Object value, Class<?> expectedClass) {
aoqi@0	93	return (value == null ? expectedClass == null : value.getClass().equals(expectedClass));
aoqi@0	94	}
aoqi@0	95	}
aoqi@0	96	}