test/tools/javac/processing/model/util/deprecation/TestDeprecation.java

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1 /*
2 * Copyright 2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
23
24 /*
25 * @test
26 * @bug 6392818
27 * @summary Tests Elements.isDeprecated(Element)
28 * @author Joseph D. Darcy
29 * @compile TestDeprecation.java
30 * @compile -processor TestDeprecation -proc:only Dep1.java
31 * @compile Dep1.java
32 * @compile -processor TestDeprecation -proc:only Dep1 TestDeprecation.java
33 */
34
35 import java.util.Set;
36 import java.util.HashSet;
37 import java.util.Arrays;
38 import javax.annotation.processing.*;
39 import javax.lang.model.SourceVersion;
40 import javax.lang.model.element.*;
41 import javax.lang.model.util.*;
42 import static javax.tools.Diagnostic.Kind.*;
43 import java.io.Writer;
44
45 /**
46 * This processor verifies that the information returned by
47 * getElementsAnnotatedWith is consistent with the expected results
48 * stored in an AnnotatedElementInfo annotation.
49 */
50 @SupportedAnnotationTypes("*")
51 public class TestDeprecation extends AbstractProcessor {
52
53 public boolean process(Set<? extends TypeElement> annotations,
54 RoundEnvironment roundEnv) {
55 boolean failure = false;
56 if (!roundEnv.processingOver()) {
57 DeprecationChecker deprecationChecker = new DeprecationChecker();
58
59 for(Element element: roundEnv.getRootElements() ) {
60 System.out.println("\nRoot Element: " + element.getSimpleName());
61 failure = deprecationChecker.scan(element);
62 }
63
64 if (failure)
65 processingEnv.getMessager().printMessage(ERROR, "Deprecation mismatch found!");
66 }
67 return true;
68 }
69
70 private class DeprecationChecker extends ElementScanner6<Boolean,Void> {
71 private Elements elementUtils;
72 private boolean failure;
73 DeprecationChecker() {
74 super(false);
75 elementUtils = processingEnv.getElementUtils();
76 failure = false;
77 }
78
79 @Override
80 public Boolean scan(Element e, Void p) {
81 boolean expectedDeprecation = false;
82 ExpectedDeprecation tmp = e.getAnnotation(ExpectedDeprecation.class);
83 if (tmp != null)
84 expectedDeprecation = tmp.value();
85 boolean actualDeprecation = elementUtils.isDeprecated(e);
86
87 System.out.printf("\tVisiting %s\t%s%n", e.getKind(), e.getSimpleName());
88
89 if (expectedDeprecation != actualDeprecation) {
90 failure = true;
91 java.io.StringWriter w = new java.io.StringWriter();
92 elementUtils.printElements(w, e);
93 System.out.printf("For the deprecation of %n\t%s\t, expected %b, got %b.%n",
94 w.getBuffer().toString(),
95 expectedDeprecation, actualDeprecation);
96 }
97 super.scan(e, p);
98 return failure;
99 }
100 }
101
102 @Override
103 public SourceVersion getSupportedSourceVersion() {
104 return SourceVersion.latest();
105 }
106 }

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