/**
* Load configuration.
*
* @param file the file
* @return the configuration
* @throws IOException Signals that an I/O exception has occurred.
*/
private void loadConfiguration(File file) throws IOException, ConfigurationException {
getLogger().info("Loading Nexus configuration from " + file.getAbsolutePath());
FileInputStream fis = null;
try {
fis = new FileInputStream(file);
loadConfiguration(fis);
// seems a bit dirty, but the config might need to be upgraded.
if (this.getConfiguration() != null) {
// decrypt the passwords
setConfiguration(configHelper.encryptDecryptPasswords(getConfiguration(), false));
}
} finally {
if (fis != null) {
fis.close();
}
}
}
/**
* Save configuration.
*
* @param file the file
* @throws IOException Signals that an I/O exception has occurred.
*/
private void saveConfiguration(File file) throws IOException {
FileOutputStream fos = null;
File backupFile = new File(file.getParentFile(), file.getName() + ".old");
try {
// Create the dir if doesn't exist, throw runtime exception on failure
// bad bad bad
if (!file.getParentFile().exists() && !file.getParentFile().mkdirs()) {
String message =
"\r\n******************************************************************************\r\n"
+ "* Could not create configuration file [ "
+ file.toString()
+ "]!!!! *\r\n"
+ "* Nexus cannot start properly until the process has read+write permissions to this folder *\r\n"
+ "******************************************************************************";
getLogger().error(message);
}
// copy the current nexus config file as file.bak
if (file.exists()) {
FileUtils.copyFile(file, backupFile);
}
// Clone the conf so we can encrypt the passwords
Configuration copyOfConfig = configHelper.encryptDecryptPasswords(getConfiguration(), true);
fos = new FileOutputStream(file);
saveConfiguration(fos, copyOfConfig);
fos.flush();
} finally {
IOUtil.close(fos);
}
// if all went well, delete the bak file
backupFile.delete();
}
