1.1 --- a/src/org/sonews/config/FileConfig.java Sun Aug 29 17:28:58 2010 +0200
1.2 +++ b/src/org/sonews/config/FileConfig.java Fri Oct 14 00:45:06 2011 +0200
1.3 @@ -35,136 +35,120 @@
1.4 class FileConfig extends AbstractConfig
1.5 {
1.6
1.7 - private static final Properties defaultConfig = new Properties();
1.8 -
1.9 - private static FileConfig instance = null;
1.10 -
1.11 - static
1.12 - {
1.13 - // Set some default values
1.14 - defaultConfig.setProperty(Config.STORAGE_DATABASE, "jdbc:mysql://localhost/sonews");
1.15 - defaultConfig.setProperty(Config.STORAGE_DBMSDRIVER, "com.mysql.jdbc.Driver");
1.16 - defaultConfig.setProperty(Config.STORAGE_USER, "sonews_user");
1.17 - defaultConfig.setProperty(Config.STORAGE_PASSWORD, "mysecret");
1.18 - defaultConfig.setProperty(Config.DEBUG, "false");
1.19 - }
1.20 -
1.21 - /**
1.22 - * Note: this method is not thread-safe
1.23 - * @return A Config instance
1.24 - */
1.25 - public static synchronized FileConfig getInstance()
1.26 - {
1.27 - if(instance == null)
1.28 - {
1.29 - instance = new FileConfig();
1.30 - }
1.31 - return instance;
1.32 - }
1.33 + private static final Properties defaultConfig = new Properties();
1.34 + private static FileConfig instance = null;
1.35
1.36 - // Every config instance is initialized with the default values.
1.37 - private final Properties settings = (Properties)defaultConfig.clone();
1.38 + static {
1.39 + // Set some default values
1.40 + defaultConfig.setProperty(Config.STORAGE_DATABASE, "jdbc:mysql://localhost/sonews");
1.41 + defaultConfig.setProperty(Config.STORAGE_DBMSDRIVER, "com.mysql.jdbc.Driver");
1.42 + defaultConfig.setProperty(Config.STORAGE_USER, "sonews_user");
1.43 + defaultConfig.setProperty(Config.STORAGE_PASSWORD, "mysecret");
1.44 + defaultConfig.setProperty(Config.DEBUG, "false");
1.45 + }
1.46
1.47 - /**
1.48 - * Config is a singelton class with only one instance at time.
1.49 - * So the constructor is private to prevent the creation of more
1.50 - * then one Config instance.
1.51 - * @see Config.getInstance() to retrieve an instance of Config
1.52 - */
1.53 - private FileConfig()
1.54 - {
1.55 - try
1.56 - {
1.57 - // Load settings from file
1.58 - load();
1.59 - }
1.60 - catch(IOException ex)
1.61 - {
1.62 - ex.printStackTrace();
1.63 - }
1.64 - }
1.65 + /**
1.66 + * Note: this method is not thread-safe
1.67 + * @return A Config instance
1.68 + */
1.69 + public static synchronized FileConfig getInstance()
1.70 + {
1.71 + if (instance == null) {
1.72 + instance = new FileConfig();
1.73 + }
1.74 + return instance;
1.75 + }
1.76 + // Every config instance is initialized with the default values.
1.77 + private final Properties settings = (Properties) defaultConfig.clone();
1.78
1.79 - /**
1.80 - * Loads the configuration from the config file. By default this is done
1.81 - * by the (private) constructor but it can be useful to reload the config
1.82 - * by invoking this method.
1.83 - * @throws IOException
1.84 - */
1.85 - public void load()
1.86 - throws IOException
1.87 - {
1.88 - FileInputStream in = null;
1.89 -
1.90 - try
1.91 - {
1.92 - in = new FileInputStream(
1.93 - Config.inst().get(Config.LEVEL_CLI, Config.CONFIGFILE, "sonews.conf"));
1.94 - settings.load(in);
1.95 - }
1.96 - catch (FileNotFoundException e)
1.97 - {
1.98 - // MUST NOT use Log otherwise endless loop
1.99 - System.err.println(e.getMessage());
1.100 - save();
1.101 - }
1.102 - finally
1.103 - {
1.104 - if(in != null)
1.105 - in.close();
1.106 - }
1.107 - }
1.108 + /**
1.109 + * Config is a singelton class with only one instance at time.
1.110 + * So the constructor is private to prevent the creation of more
1.111 + * then one Config instance.
1.112 + * @see Config.getInstance() to retrieve an instance of Config
1.113 + */
1.114 + private FileConfig()
1.115 + {
1.116 + try {
1.117 + // Load settings from file
1.118 + load();
1.119 + } catch (IOException ex) {
1.120 + ex.printStackTrace();
1.121 + }
1.122 + }
1.123
1.124 - /**
1.125 - * Saves this Config to the config file. By default this is done
1.126 - * at program end.
1.127 - * @throws FileNotFoundException
1.128 - * @throws IOException
1.129 - */
1.130 - public void save() throws FileNotFoundException, IOException
1.131 - {
1.132 - FileOutputStream out = null;
1.133 - try
1.134 - {
1.135 - out = new FileOutputStream(
1.136 - Config.inst().get(Config.LEVEL_CLI, Config.CONFIGFILE, "sonews.conf"));
1.137 - settings.store(out, "SONEWS Config File");
1.138 - out.flush();
1.139 - }
1.140 - catch(IOException ex)
1.141 - {
1.142 - throw ex;
1.143 - }
1.144 - finally
1.145 - {
1.146 - if(out != null)
1.147 - out.close();
1.148 - }
1.149 - }
1.150 -
1.151 - /**
1.152 - * Returns the value that is stored within this config
1.153 - * identified by the given key. If the key cannot be found
1.154 - * the default value is returned.
1.155 - * @param key Key to identify the value.
1.156 - * @param def The default value that is returned if the key
1.157 - * is not found in this Config.
1.158 - * @return
1.159 - */
1.160 - @Override
1.161 - public String get(String key, String def)
1.162 - {
1.163 - return settings.getProperty(key, def);
1.164 - }
1.165 + /**
1.166 + * Loads the configuration from the config file. By default this is done
1.167 + * by the (private) constructor but it can be useful to reload the config
1.168 + * by invoking this method.
1.169 + * @throws IOException
1.170 + */
1.171 + public void load()
1.172 + throws IOException
1.173 + {
1.174 + FileInputStream in = null;
1.175
1.176 - /**
1.177 - * Sets the value for a given key.
1.178 - * @param key
1.179 - * @param value
1.180 - */
1.181 - @Override
1.182 - public void set(final String key, final String value)
1.183 - {
1.184 - settings.setProperty(key, value);
1.185 - }
1.186 + try {
1.187 + in = new FileInputStream(
1.188 + Config.inst().get(Config.LEVEL_CLI, Config.CONFIGFILE, "sonews.conf"));
1.189 + settings.load(in);
1.190 + } catch (FileNotFoundException e) {
1.191 + // MUST NOT use Log otherwise endless loop
1.192 + System.err.println(e.getMessage());
1.193 + save();
1.194 + } finally {
1.195 + if (in != null) {
1.196 + in.close();
1.197 + }
1.198 + }
1.199 + }
1.200
1.201 + /**
1.202 + * Saves this Config to the config file. By default this is done
1.203 + * at program end.
1.204 + * @throws FileNotFoundException
1.205 + * @throws IOException
1.206 + */
1.207 + public void save() throws FileNotFoundException, IOException
1.208 + {
1.209 + FileOutputStream out = null;
1.210 + try {
1.211 + out = new FileOutputStream(
1.212 + Config.inst().get(Config.LEVEL_CLI, Config.CONFIGFILE, "sonews.conf"));
1.213 + settings.store(out, "SONEWS Config File");
1.214 + out.flush();
1.215 + } catch (IOException ex) {
1.216 + throw ex;
1.217 + } finally {
1.218 + if (out != null) {
1.219 + out.close();
1.220 + }
1.221 + }
1.222 + }
1.223 +
1.224 + /**
1.225 + * Returns the value that is stored within this config
1.226 + * identified by the given key. If the key cannot be found
1.227 + * the default value is returned.
1.228 + * @param key Key to identify the value.
1.229 + * @param def The default value that is returned if the key
1.230 + * is not found in this Config.
1.231 + * @return
1.232 + */
1.233 + @Override
1.234 + public String get(String key, String def)
1.235 + {
1.236 + return settings.getProperty(key, def);
1.237 + }
1.238 +
1.239 + /**
1.240 + * Sets the value for a given key.
1.241 + * @param key
1.242 + * @param value
1.243 + */
1.244 + @Override
1.245 + public void set(final String key, final String value)
1.246 + {
1.247 + settings.setProperty(key, value);
1.248 + }
1.249 }