import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
public class Main {
public static void main(String[] args) throws Exception {
File file = new File("test.txt");
StringBuffer contents = new StringBuffer();
BufferedReader reader = null;
reader = new BufferedReader(new FileReader(file));
String text = null;
// repeat until all lines is read
while ((text = reader.readLine()) != null) {
contents.append(text).append(System.getProperty("line.separator"));
}
reader.close();
System.out.println(contents.toString());
}
}