org.pcap4j.sample.ReadPacketFile Maven / Gradle / Ivy
package org.pcap4j.sample;
import java.io.EOFException;
import java.sql.Timestamp;
import java.util.concurrent.TimeoutException;
import org.pcap4j.core.NotOpenException;
import org.pcap4j.core.PcapHandle;
import org.pcap4j.core.PcapNativeException;
import org.pcap4j.core.Pcaps;
import org.pcap4j.packet.Packet;
@SuppressWarnings("javadoc")
public class ReadPacketFile {
private static final int COUNT = 5;
private static final String PCAP_FILE_KEY
= ReadPacketFile.class.getName() + ".pcapFile";
private static final String PCAP_FILE
= System.getProperty(PCAP_FILE_KEY, "src/main/resources/echoAndEchoReply.pcap");
public static void main(String[] args) throws PcapNativeException, NotOpenException {
PcapHandle handle = Pcaps.openOffline(PCAP_FILE);
for (int i = 0; i < COUNT; i++) {
try {
Packet packet = handle.getNextPacketEx();
Timestamp ts = new Timestamp(handle.getTimestampInts() * 1000L);
ts.setNanos(handle.getTimestampMicros() * 1000);
System.out.println(ts);
System.out.println(packet);
} catch (TimeoutException e) {
} catch (EOFException e) {
System.out.println("EOF");
break;
}
}
handle.close();
}
}