001 /* 002 * SonarQube, open source software quality management tool. 003 * Copyright (C) 2008-2014 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * SonarQube is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * SonarQube is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public License 017 * along with this program; if not, write to the Free Software Foundation, 018 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 019 */ 020 package org.sonar.process; 021 022 import org.apache.commons.lang.StringUtils; 023 024 import javax.annotation.CheckForNull; 025 import javax.annotation.Nullable; 026 027 import java.io.File; 028 import java.util.Properties; 029 030 public class Props { 031 032 private final Properties properties; 033 private final Encryption encryption; 034 035 public Props(Properties props) { 036 this.properties = props; 037 this.encryption = new Encryption(props.getProperty(AesCipher.ENCRYPTION_SECRET_KEY_PATH)); 038 } 039 040 public boolean contains(String key) { 041 return properties.containsKey(key); 042 } 043 044 @CheckForNull 045 public String value(String key) { 046 String value = properties.getProperty(key); 047 if (value != null && encryption.isEncrypted(value)) { 048 value = encryption.decrypt(value); 049 } 050 return value; 051 } 052 053 public String nonNullValue(String key) { 054 String value = value(key); 055 if (value == null) { 056 throw new IllegalArgumentException("Missing property: " + key); 057 } 058 return value; 059 } 060 061 @CheckForNull 062 public String value(String key, @Nullable String defaultValue) { 063 String s = value(key); 064 return s == null ? defaultValue : s; 065 } 066 067 public boolean valueAsBoolean(String key) { 068 String s = value(key); 069 return s != null && Boolean.parseBoolean(s); 070 } 071 072 public boolean valueAsBoolean(String key, boolean defaultValue) { 073 String s = value(key); 074 return s != null ? Boolean.parseBoolean(s) : defaultValue; 075 } 076 077 public File nonNullValueAsFile(String key) { 078 String s = value(key); 079 if (s == null) { 080 throw new IllegalArgumentException("Property " + key + " is not set"); 081 } 082 return new File(s); 083 } 084 085 @CheckForNull 086 public Integer valueAsInt(String key) { 087 String s = value(key); 088 if (s != null && !"".equals(s)) { 089 try { 090 return Integer.parseInt(s); 091 } catch (NumberFormatException e) { 092 throw new IllegalStateException("Value of property " + key + " is not an integer: " + s, e); 093 } 094 } 095 return null; 096 } 097 098 public int valueAsInt(String key, int defaultValue) { 099 Integer i = valueAsInt(key); 100 return i == null ? defaultValue : i; 101 } 102 103 public Properties rawProperties() { 104 return properties; 105 } 106 107 public Props set(String key, @Nullable String value) { 108 if (value != null) { 109 properties.setProperty(key, value); 110 } 111 return this; 112 } 113 114 public void setDefault(String key, String value) { 115 String s = properties.getProperty(key); 116 if (StringUtils.isBlank(s)) { 117 properties.setProperty(key, value); 118 } 119 } 120 }