#!/bin/sh

#

# Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved.

# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

#

# This code is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License version 2 only, as

# published by the Free Software Foundation.

#

# This code is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

# version 2 for more details (a copy is included in the LICENSE file that

# accompanied this code).

#

# You should have received a copy of the GNU General Public License version

# 2 along with this work; if not, write to the Free Software Foundation,

# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

#

# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

# or visit www.oracle.com if you need additional information or have any

# questions.

#

#  @test

#  @bug 5002251 6407335 6412391

#  @summary Redefine a class that has an annotation and verify that the

#    new annotation is returned.

#

#  @run shell RedefineAnnotation.sh

compileOptions=-g

# Uncomment this to see the JDI trace

#jdbOptions=-dbgtrace

createJavaFile()

{

    cat <<EOF > $1.java.1

import java.lang.annotation.*;

import java.lang.reflect.*;

/**

 */

@Foo(Constants.class_annotation)  // @1 commentout

// @1 uncomment @Foo(Constants.new_class_annotation)

public class $1 {

@Foo(Constants.field_annotation)  // @1 commentout

// @1 uncomment @Foo(Constants.new_field_annotation)

    public int dummy_field;

    public static void main(String[] args) {

        MySubClass sub = new MySubClass();

        MySubSubClass subsub = new MySubSubClass();

        new $1().hi(false);

        new $1().hi(true);  // @1 breakpoint

        sub.hi(true);

        subsub.hi(true);

    }

@Foo(Constants.method_annotation)  // @1 commentout

// @1 uncomment @Foo(Constants.new_method_annotation)

    public void hi(

@Foo(Constants.method_parameter_annotation)  // @1 commentout

// @1 uncomment @Foo(Constants.new_method_parameter_annotation)

                   boolean isNewVersion) {

        if (isNewVersion) {

            System.out.println("Checking for NEW versions of annotations in "

                + getClass());

        }

        // class annotations check:

        Foo foo = getClass().getAnnotation(Foo.class);

        if (foo == null) {

          throw new Error("FAIL: cannot get class_annotation from "

                        + getClass());

        }

        String class_annotation = foo.value();

        System.out.println("class annotation is: " + class_annotation);

        if (isNewVersion) {

            if (class_annotation.equals(Constants.new_class_annotation)) {

                System.out.println("PASS: class_annotation was changed.");

            } else {

                System.out.println("FAIL: class_annotation was NOT changed.");

            }

        }

        // field annotations check:

        try {

            Field my_field = getClass().getField("dummy_field");

            foo = my_field.getAnnotation(Foo.class);

            if (foo == null) {

              throw new Error("FAIL: cannot get field_annotation from "

                            + getClass() + ".dummy_field");

            }

            String field_annotation = foo.value();

            System.out.println("field annotation is: " + field_annotation);

            if (isNewVersion) {

                if (field_annotation.equals(Constants.new_field_annotation)) {

                    System.out.println("PASS: field_annotation was changed.");

                } else {

                    System.out.println(

                        "FAIL: field_annotation was NOT changed.");

                }

        }

        } catch (NoSuchFieldException nsfe) {

            throw new Error("FAIL: cannot find field 'dummy_field' in "

                          + getClass());

        }

        // method annotations check:

        try {

            Class params[] = new Class[1];

            params[0] = Boolean.TYPE;

            Method my_method = getClass().getMethod("hi", params);

            foo = my_method.getAnnotation(Foo.class);

            if (foo == null) {

              throw new Error("FAIL: cannot get field_annotation from "

                            + getClass() + ".hi()");

            }

            String method_annotation = foo.value();

            System.out.println("method annotation is: " + method_annotation);

            if (isNewVersion) {

                if (method_annotation.equals(Constants.new_method_annotation)) {

                    System.out.println("PASS: method_annotation was changed.");

                } else {

                    System.out.println(

                        "FAIL: method_annotation was NOT changed.");

                }

            }

        } catch (NoSuchMethodException nsme) {

            throw new Error("FAIL: cannot find method 'hi' in " + getClass());

        }

        // method parameter annotations check:

        try {

            Class params[] = new Class[1];

            params[0] = Boolean.TYPE;

            Method my_method = getClass().getMethod("hi", params);

            Annotation my_annotations[][] = my_method.getParameterAnnotations();

            if (my_annotations.length != 1) {

                throw new Error("FAIL: unexpected my_annotations.length ("

                              + my_annotations.length);

            }

            Annotation my_annotation[] = my_annotations[0];

            if (my_annotation.length != 1) {

                throw new Error("FAIL: unexpected my_annotation.length ("

                              + my_annotation.length);

            }

            foo = (Foo)my_annotation[0];

            String method_parameter_annotation = foo.value();

            System.out.println("method parameter annotation is: "

                + method_parameter_annotation);

            if (isNewVersion) {

                if (method_parameter_annotation.equals(

                    Constants.new_method_parameter_annotation)) {

                    System.out.println(

                        "PASS: method_parameter_annotation was changed.");

                } else {

                    System.out.println(

                        "FAIL: method_parameter_annotation was NOT changed.");

                }

            }

        } catch (NoSuchMethodException nsme) {

            throw new Error("FAIL: cannot find method 'hi' in " + getClass());

        }

    }

}

// this subclass exists just to make the RedefineClasses() code do a

// subclass walk to update the counter

class MySubClass extends $1 {

  int my_int_field_makes_me_different;

}

// this subclass exists just to make the RedefineClasses() code do a

// sub-subclass walk to update the counter

class MySubSubClass extends MySubClass {

  float my_float_field_makes_me_different;

}

class Constants {

    static final String class_annotation     = "Patrick's class comment";

    static final String new_class_annotation = "*NEW* Patrick's class comment";

    static final String field_annotation     = "dummy_field comment";

    static final String new_field_annotation = "*NEW* dummy_field comment";

    static final String method_annotation     = "method hi() comment";

    static final String new_method_annotation = "*NEW* method hi() comment";

    static final String method_parameter_annotation     =

        "param isNewVersion comment";

    static final String new_method_parameter_annotation =

        "*NEW* param isNewVersion comment";

}

/**

 */

@Retention(RetentionPolicy.RUNTIME)

@Inherited

@interface Foo {

    String value();

}

EOF

}

# This is called to feed cmds to jdb.

dojdbCmds()

{

    setBkpts @1

    runToBkpt @1

    redefineClass @1

    cmd allowExit cont

}

mysetup()

{

    if [ -z "$TESTSRC" ] ; then

        TESTSRC=.

    fi

    for ii in . $TESTSRC $TESTSRC/.. ; do

        if [ -r "$ii/ShellScaffold.sh" ] ; then

            . $ii/ShellScaffold.sh 

            break

        fi

    done

}

# You could replace this next line with the contents

# of ShellScaffold.sh and this script will run just the same.

mysetup

runit

debuggeeFailIfPresent 'FAIL:'

pass