/*

 * Copyright (c) 2010, 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 6987827

 * @summary security/util/Resources.java needs improvement

 */

import java.lang.reflect.Method;

import java.util.HashSet;

import java.util.Set;

/**

 * This test makes sure that the keys in resources files are using the new

 * format and there is no duplication.

 */

public class NewNamesFormat {

    public static void main(String[] args) throws Exception {

        checkRes("sun.security.util.Resources");

        checkRes("sun.security.util.AuthResources");

    }

    private static void checkRes(String resName) throws Exception {

        System.out.println("Checking " + resName + "...");

        Class clazz = Class.forName(resName);

        Method m = clazz.getMethod("getContents");

        Object[][] contents = (Object[][])m.invoke(clazz.newInstance());

        Set<String> keys = new HashSet<String>();

        for (Object[] pair: contents) {

            String key = (String)pair[0];

            if (keys.contains(key)) {

                System.out.println("Found dup: " + key);

                throw new Exception();

            }

            checkKey(key);

            keys.add(key);

        }

    }

    private static void checkKey(String key) throws Exception {

        for (char c: key.toCharArray()) {

            if (Character.isLetter(c) || Character.isDigit(c) ||

                    c == '{' || c == '}' || c == '.') {

                // OK

            } else {

                System.out.println("Illegal char [" + c + "] in key: " + key);

                throw new Exception();

            }

        }

    }

}