If you work with FileOutputStream
methods, each time you write your file through this methods you've been lost your old data. Is it possible to write file without losing your old data via FileOutputStream
?
This question is related to
java
fileoutputstream
Use the constructor for appending material to the file:
FileOutputStream(File file, boolean append)
Creates a file output stream to write to the file represented by the specified File object.
So to append to a file say "abc.txt" use
FileOutputStream fos=new FileOutputStream(new File("abc.txt"),true);
Source: Stackoverflow.com