Java Sample: Concatenation of two file's content into another

import java.io.*;
class jConcatFiles
{
public static void main(String args[])
{
try
{
FileInputStream file1=null;
FileInputStream file2=null;
SequenceInputStream file3=null;
file1=new FileInputStream("City.txt");
file2=new FileInputStream("Output.txt");
file3=new SequenceInputStream(file1,file2);
BufferedInputStream inBuffer=new BufferedInputStream(file3);
BufferedOutputStream outBuffer=new BufferedOutputStream(System.out);
int ch;
while((ch=inBuffer.read())!=-1)
{
outBuffer.write((char)ch);
}
}catch(Exception e){}

}
}

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