jdk-24/langtools/test/tools/javac/annotations/SyntheticParameters.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test SyntheticParameters
 * @bug 8065132
 * @summary Test generation of annotations on inner class parameters.
 * @library /lib/annotations/
 * @modules jdk.jdeps/com.sun.tools.classfile
 * @build annotations.classfile.ClassfileInspector SyntheticParameters
 * @run main SyntheticParameters
 */

import annotations.classfile.ClassfileInspector;

import java.io.*;
import java.lang.annotation.*;

import com.sun.tools.classfile.*;

public class SyntheticParameters extends ClassfileInspector {

    private static final String Inner_class = "SyntheticParameters$Inner.class";
    private static final String Foo_class = "SyntheticParameters$Foo.class";
    private static final Expected Inner_expected =
        new Expected("SyntheticParameters$Inner",
                     null,
                     null,
                     new ExpectedParameterAnnotation[] {
                         (ExpectedParameterAnnotation)
                         // Assert there is an annotation on the
                         // first parameter.
                         new ExpectedParameterAnnotation(
                             "<init>",
                             0,
                             "A",
                             true,
                             1),
                         (ExpectedParameterAnnotation)
                         new ExpectedParameterAnnotation(
                             "foo",
                             0,
                             "A",
                             true,
                             1),
                         (ExpectedParameterAnnotation)
                         // Assert there is an annotation on the
                         // first parameter.
                         new ExpectedParameterAnnotation(
                             "<init>",
                             0,
                             "B",
                             false,
                             1),
                         (ExpectedParameterAnnotation)
                         new ExpectedParameterAnnotation(
                             "foo",
                             0,
                             "B",
                             false,
                             1),
                         (ExpectedParameterAnnotation)
                         new ExpectedParameterAnnotation(
                             "foo",
                             1,
                             "B",
                             false,
                             0)
                     },
                     null);
    private static final Expected Foo_expected =
        new Expected("SyntheticParameters$Foo",
                     null,
                     null,
                     new ExpectedParameterAnnotation[] {
                         (ExpectedParameterAnnotation)
                         // Assert there is an annotation on the
                         // first parameter.
                         new ExpectedParameterAnnotation(
                             "<init>",
                             0,
                             "A",
                             true,
                             1),
                         (ExpectedParameterAnnotation)
                         // Assert there is an annotation on the
                         // first parameter.
                         new ExpectedParameterAnnotation(
                             "<init>",
                             0,
                             "B",
                             false,
                             1)
                     },
                     null);

    public static void main(String... args) throws Exception {
        new SyntheticParameters().run(
            new ClassFile[] { getClassFile(Inner_class, Inner.class),
                              getClassFile(Foo_class, Foo.class) },
            new Expected[] { Inner_expected, Foo_expected });
    }

    public class Inner {
        public Inner(@A @B int a) {}
        public void foo(@A @B int a, int b) {}
    }

    public static enum Foo {
        ONE(null);
        Foo(@A @B Object a) {}
    }
}

@Retention(RetentionPolicy.RUNTIME)
@interface A {}

@Retention(RetentionPolicy.CLASS)
@interface B {}