| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.commons.weaver.privilizer.example; |
| |
| import java.util.ArrayList; |
| |
| import org.apache.commons.lang3.ArrayUtils; |
| import org.apache.commons.weaver.privilizer.Privileged; |
| |
| public class UsingArgs { |
| |
| @Privileged |
| String getProperty(String name) { |
| return System.getProperty(name); |
| } |
| |
| @Privileged |
| String[] getProperties(String... names) { |
| if (names == null) { |
| return null; |
| } |
| final ArrayList<String> result = new ArrayList<String>(); |
| // in reality one would delegate to #getProperty to minimize the scope |
| // of the privileged action |
| for (String name : names) { |
| result.add(System.getProperty(name)); |
| } |
| return result.toArray(ArrayUtils.EMPTY_STRING_ARRAY); |
| } |
| |
| @Privileged |
| void throwAwayProperty(int first, String middle, char last) { |
| System.getProperty(new StringBuilder().append((char) first).append(middle).append(last).toString()); |
| } |
| |
| @Privileged |
| Object assembleAndGetProperty(char first, CharSequence middle, int last) { |
| return System.getProperty(new StringBuilder().append(first).append(middle).append((char) last).toString()); |
| } |
| |
| public static class CheckedException1 extends Exception { |
| private static final long serialVersionUID = 1L; |
| } |
| |
| public static class CheckedException2 extends Exception { |
| private static final long serialVersionUID = 1L; |
| } |
| |
| @Privileged |
| int throwingCheckedException(int which, String propertyToGet) throws CheckedException1, CheckedException2 { |
| System.getProperty(propertyToGet); |
| switch (which) { |
| case 1: |
| throw new CheckedException1(); |
| case 2: |
| throw new CheckedException2(); |
| default: |
| return which; |
| } |
| } |
| } |