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

changeset 0
959103a6100f
child 2525
2eb010b6cb22
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/tools/javac/processing/model/util/deprecation/TestDeprecation.java	Wed Apr 27 01:34:52 2016 +0800
     1.3 @@ -0,0 +1,102 @@
     1.4 +/*
     1.5 + * Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
     1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     1.7 + *
     1.8 + * This code is free software; you can redistribute it and/or modify it
     1.9 + * under the terms of the GNU General Public License version 2 only, as
    1.10 + * published by the Free Software Foundation.
    1.11 + *
    1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
    1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    1.14 + * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    1.15 + * version 2 for more details (a copy is included in the LICENSE file that
    1.16 + * accompanied this code).
    1.17 + *
    1.18 + * You should have received a copy of the GNU General Public License version
    1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
    1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    1.21 + *
    1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    1.23 + * or visit www.oracle.com if you need additional information or have any
    1.24 + * questions.
    1.25 + */
    1.26 +
    1.27 +/*
    1.28 + * @test
    1.29 + * @bug 6392818
    1.30 + * @summary Tests Elements.isDeprecated(Element)
    1.31 + * @author  Joseph D. Darcy
    1.32 + * @library /tools/javac/lib
    1.33 + * @build JavacTestingAbstractProcessor
    1.34 + * @compile TestDeprecation.java
    1.35 + * @compile -processor TestDeprecation -proc:only Dep1.java
    1.36 + * @compile Dep1.java
    1.37 + * @compile -processor TestDeprecation -proc:only Dep1 TestDeprecation.java
    1.38 + */
    1.39 +
    1.40 +import java.util.Set;
    1.41 +import java.util.HashSet;
    1.42 +import java.util.Arrays;
    1.43 +import javax.annotation.processing.*;
    1.44 +import javax.lang.model.SourceVersion;
    1.45 +import javax.lang.model.element.*;
    1.46 +import javax.lang.model.util.*;
    1.47 +import static javax.tools.Diagnostic.Kind.*;
    1.48 +import java.io.Writer;
    1.49 +
    1.50 +/**
    1.51 + * This processor verifies that the information returned by
    1.52 + * getElementsAnnotatedWith is consistent with the expected results
    1.53 + * stored in an AnnotatedElementInfo annotation.
    1.54 + */
    1.55 +public class TestDeprecation extends JavacTestingAbstractProcessor {
    1.56 +
    1.57 +    public boolean process(Set<? extends TypeElement> annotations,
    1.58 +                           RoundEnvironment roundEnv) {
    1.59 +        boolean failure = false;
    1.60 +        if (!roundEnv.processingOver()) {
    1.61 +            DeprecationChecker deprecationChecker = new DeprecationChecker();
    1.62 +
    1.63 +            for(Element element: roundEnv.getRootElements() ) {
    1.64 +                System.out.println("\nRoot Element: " + element.getSimpleName());
    1.65 +                failure = deprecationChecker.scan(element);
    1.66 +            }
    1.67 +
    1.68 +            if (failure)
    1.69 +                processingEnv.getMessager().printMessage(ERROR, "Deprecation mismatch found!");
    1.70 +        }
    1.71 +        return true;
    1.72 +    }
    1.73 +
    1.74 +    private class DeprecationChecker extends ElementScanner<Boolean,Void> {
    1.75 +        private Elements elementUtils;
    1.76 +        private boolean failure;
    1.77 +        DeprecationChecker() {
    1.78 +            super(false);
    1.79 +            elementUtils = processingEnv.getElementUtils();
    1.80 +            failure = false;
    1.81 +        }
    1.82 +
    1.83 +        @Override
    1.84 +        public Boolean scan(Element e, Void p) {
    1.85 +            boolean expectedDeprecation = false;
    1.86 +            ExpectedDeprecation tmp = e.getAnnotation(ExpectedDeprecation.class);
    1.87 +            if (tmp != null)
    1.88 +                expectedDeprecation = tmp.value();
    1.89 +            boolean actualDeprecation = elementUtils.isDeprecated(e);
    1.90 +
    1.91 +            System.out.printf("\tVisiting %s\t%s%n", e.getKind(), e.getSimpleName());
    1.92 +
    1.93 +            if (expectedDeprecation != actualDeprecation) {
    1.94 +                failure = true;
    1.95 +                java.io.StringWriter w = new java.io.StringWriter();
    1.96 +                elementUtils.printElements(w, e);
    1.97 +                System.out.printf("For the deprecation of %n\t%s\t, expected %b, got %b.%n",
    1.98 +                                  w.getBuffer().toString(),
    1.99 +                                  expectedDeprecation, actualDeprecation);
   1.100 +            }
   1.101 +            super.scan(e, p);
   1.102 +            return failure;
   1.103 +        }
   1.104 +    }
   1.105 +}

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