001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.commons.weaver.privilizer.example;
020
021public final class Utils {
022    public static final class More {
023        private More() {
024        }
025
026        public static String getProperty() {
027            return Utils.getProperty("bar");
028        }
029
030        public static String getTopStackElementClassName() {
031            return Thread.currentThread().getStackTrace()[1].getClassName();
032        }
033    }
034
035    private Utils() {
036    }
037
038    public static final String FOO = "foo".intern();
039
040    public static String readPublicConstant() {
041        return FOO;
042    }
043
044    public static String getProperty() {
045        return getProperty("foo");
046    }
047
048    public static String getProperty(int i, String key) {
049        if (i <= 0) {
050            return getProperty(key);
051        }
052        int counter = i;
053        return getProperty(--counter, key);
054    }
055
056    public static String getProperty(String key) {
057        return System.getProperty(key);
058    }
059
060    private static Integer n;
061    static {
062        n = Integer.valueOf(999);
063    }
064
065    public static int readPrivateField() {
066        return n;
067    }
068}