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 * 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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

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import java.lang.reflect.Method;

/*

 * @test

 * @bug 8129215

 * @summary The test checks whether the SimpleIntrospector is honoring the

 *          the JavaBeans property naming convention of always starting

 *          with a lower-case letter

 *

 * @author Jaroslav Bachorik

 * @modules java.management/com.sun.jmx.mbeanserver:open

 * @run clean SimpleIntrospectorTest

 * @run build SimpleIntrospectorTest BeanClass

 * @run main SimpleIntrospectorTest

 */

public class SimpleIntrospectorTest {

    private static Method INTROSPECT_GETTER;

    public static void main(String ... args) throws Exception {

        Class clz = Class.forName(

            "com.sun.jmx.mbeanserver.Introspector$SimpleIntrospector"

        );

        INTROSPECT_GETTER = clz.getDeclaredMethod(

            "getReadMethod",

            Class.class,

            String.class

        );

        INTROSPECT_GETTER.setAccessible(true);

        boolean result = true;

        result &= checkNumberValid();

        result &= checkNumberInvalid();

        result &= checkAvailableValid();

        result &= checkAvailableInvalid();

        if (!result) {

            throw new Error();

        }

    }

    private static boolean checkNumberValid() throws Exception {

        return checkGetter(false, "number");

    }

    private static boolean checkNumberInvalid() throws Exception {

        return checkGetter(true, "Number");

    }

    private static boolean checkAvailableValid() throws Exception {

        return checkGetter(false, "available");

    }

    private static boolean checkAvailableInvalid() throws Exception {

        return checkGetter(true, "Available");

    }

    private static boolean checkGetter(boolean nullExpected, String name)

    throws Exception {

        Method m = getReadMethod(BeanClass.class, name);

        boolean result = (m != null);

        if (nullExpected) result = !result;

        if (result) {

            return true;

        }

        if (nullExpected) {

            System.err.println("SimpleIntrospector resolved an unknown getter " +

                               "for attribute '"+ name +"'");

        } else {

            System.err.println("SimpleIntrospector fails to resolve getter " +

                               "for attribute '"+ name +"'");

        }

        return false;

    }

    private static Method getReadMethod(Class clz, String attr)

    throws Exception {

        return (Method)INTROSPECT_GETTER.invoke(null, clz, attr);

    }

}