package sendfile;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.channels.FileChannel;
import java.nio.channels.SocketChannel;
public class TransferToClient {
public static void main(String[] args) throws IOException{
TransferToClient sfc = new TransferToClient();
sfc.testSendfile();
}
public void testSendfile() throws IOException {
String host = "localhost";
int port = 9026;
SocketAddress sad = new InetSocketAddress(host, port);
SocketChannel sc = SocketChannel.open();
sc.connect(sad);
sc.configureBlocking(true);
String fname = "sendfile/NetworkInterfaces.c";
long fsize = 183678375L, sendzise = 4094;
// FileProposerExample.stuffFile(fname, fsize);
FileChannel fc = new FileInputStream(fname).getChannel();
long start = System.currentTimeMillis();
long nsent = 0, curnset = 0;
curnset = fc.transferTo(0, fsize, sc);
System.out.println("total bytes transferred--"+curnset+" and time taken in MS--"+(System.currentTimeMillis() - start));
//fc.close();
}
}
package sendfile;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.nio.ByteBuffer;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
public class TransferToServer {
ServerSocketChannel listener = null;
protected void mySetup()
{
InetSocketAddress listenAddr = new InetSocketAddress(9026);
try {
listener = ServerSocketChannel.open();
ServerSocket ss = listener.socket();
ss.setReuseAddress(true);
ss.bind(listenAddr);
System.out.println("Listening on port : "+ listenAddr.toString());
} catch (IOException e) {
System.out.println("Failed to bind, is port : "+ listenAddr.toString()
+ " already in use ? Error Msg : "+e.getMessage());
e.printStackTrace();
}
}
public static void main(String[] args)
{
TransferToServer dns = new TransferToServer();
dns.mySetup();
dns.readData();
}
private void readData() {
ByteBuffer dst = ByteBuffer.allocate(4096);
try {
while(true) {
SocketChannel conn = listener.accept();
System.out.println("Accepted : "+conn);
conn.configureBlocking(true);
int nread = 0;
while (nread != -1) {
try {
nread = conn.read(dst);
} catch (IOException e) {
e.printStackTrace();
nread = -1;
}
dst.rewind();
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}