package org.pcap4j.sample;
import org.pcap4j.core.NotOpenException;
import org.pcap4j.core.PcapDumper;
import org.pcap4j.core.PcapHandle;
import org.pcap4j.core.PcapNativeException;
import org.pcap4j.core.Pcaps;
import org.pcap4j.packet.Packet;
@SuppressWarnings("javadoc")
public class PcapFileMerger {
public static void main(String[] args) throws PcapNativeException, NotOpenException {
// args: pcap file list
PcapDumper dumper = null;
for (String pcapFile: args) {
PcapHandle handle = Pcaps.openOffline(pcapFile);
if (dumper == null) {
dumper = handle.dumpOpen(PcapFileMerger.class.getSimpleName() + ".pcap");
}
Packet packet;
while ((packet = handle.getNextPacket()) != null) {
dumper.dump(
packet, handle.getTimestampInts(), handle.getTimestampMicros()
);
}
handle.close();
}
if (dumper != null) {
dumper.close();
}
}
}