Read a configuration file in Java

app.config

app.name=Properties Sample Code
app.version=1.09

Properties prop = new Properties();
String fileName = "app.config";
try (FileInputStream fis = new FileInputStream(fileName)) {
    prop.load(fis);
} catch (FileNotFoundException ex) {
    ... // FileNotFoundException catch is optional and can be collapsed
} catch (IOException ex) {
    ...
}
System.out.println(prop.getProperty("app.name"));
System.out.println(prop.getProperty("app.version"));

References
https://stackoverflow.com/questions/16273174/how-to-read-a-configuration-file-in-java

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