in core/src/main/java/org/apache/ftpserver/usermanager/impl/PropertiesUserManager.java [150:194]
private void loadFromFile(File userDataFile) {
try {
userDataProp = new BaseProperties();
if (userDataFile != null) {
LOG.debug("File configured, will try loading");
if (userDataFile.exists()) {
this.userDataFile = userDataFile;
LOG.debug("File found on file system");
FileInputStream fis = null;
try {
fis = new FileInputStream(userDataFile);
userDataProp.load(fis);
} finally {
IoUtils.close(fis);
}
} else {
// try loading it from the classpath
LOG
.debug("File not found on file system, try loading from classpath");
InputStream is = getClass().getClassLoader()
.getResourceAsStream(userDataFile.getPath());
if (is != null) {
try {
userDataProp.load(is);
} finally {
IoUtils.close(is);
}
} else {
throw new FtpServerConfigurationException(
"User data file specified but could not be located, "
+ "neither on the file system or in the classpath: "
+ userDataFile.getPath());
}
}
}
} catch (IOException e) {
throw new FtpServerConfigurationException(
"Error loading user data file : " + userDataFile, e);
}
}