How to copy one file into another file in java

Bellow example shows how to copy contents of one file into another file using read & write methods of BufferedWriter

Copy one file into another file in-:                                                                                                 public class Main
{
public static void main(String[] args)
throws Exception
{
BufferedWriter out1 = new BufferedWriter(new FileWriter(“srcfile”));
out1.write(“string to be copied\n”);
out1.close();
InputStream in = new FileInputStream(new File(“srcfile”));
OutputStream out = new FileOutputStream(new File(“destnfile”));
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0)
{
out.write(buf, 0, len);
}
in.close();
out.close();

BufferedReader in1 = new BufferedReader(new FileReader(“destnfile”));
String str;
while ((str = in1.readLine()) != null)
{
System.out.println(str);
}
in.close();
}
}

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