Erreur "No implementation found for Native Lcom/slytechs/library/NativeLibrary"
Bonjour,
Le problème est que mon code n'arrive pas à accéder aux classes de la bibliothèque JNetPcap meme si je l'ai ajouté au projet en tant que "user library" ce qui a été indiqué dans le site officiel du Framework. http://jnetpcap.com/eclipse
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|
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.List;
import org.jnetpcap.PcapIf;
import org.jnetpcap.packet.JMemoryPacket;
import org.jnetpcap.packet.JPacket;
import org.jnetpcap.protocol.JProtocol;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class Server_Android extends Activity{
private final static int SERVER_PORT = 1234;
// public final static int RECEIVING_TIMEOUT_SERVER = 3000;
DatagramSocket socket;
DatagramPacket packetOut;
DatagramPacket packetIn;
byte[] DataIn;
byte[] DataOut;
List<PcapIf> alldevs;
StringBuilder errbuf;
/*Android widgets*/
TextView text;
EditText edit;
Button button;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_server_android);
//text = (EditText)
button =(Button)findViewById(R.id.button1);
edit = (EditText)findViewById(R.id.editText1);
text =(TextView)findViewById(R.id.textView2);
text.setText("");
handlingpacket();
/* Thread for receiving Data from CLient */
new Thread(new Message_handler()).start();
try {
Thread.sleep(500);
reply();
}catch(InterruptedException e){
Log.e("UDP", "UDP receive failed!");
}
}
//
public void handlingpacket(){
JPacket jmp = new JMemoryPacket(JProtocol.UDP_ID,
"001801bf 6adc0025 4bb7afec 08004500 "
+ " 0041a983 40004006 d69ac0a8 00342f8c "
+ " ca30c3ef 008f2e80 11f52ea8 4b578018 "
+ " ffffa6ea 00000101 080a152e ef03002a "
+ " 2c943538 322e3430 204e4f4f 500d0a");
text.append("" + jmp);
}
//
public class Message_handler implements Runnable{
public Message_handler(){}
public void run(){
try {
DataOut = new byte[1024];
while(true){
socket = new DatagramSocket(SERVER_PORT);
socket.setReuseAddress(true);
socket.setBroadcast(true);
// socket.setSoTimeout(RECEIVING_TIMEOUT_SERVER);
packetIn = new DatagramPacket(DataOut,DataOut.length);
socket.receive(packetIn);
runOnUiThread( new Runnable(){ // original thread for UI interactions
public void run(){
String message = new String(packetIn.getData());
text.append("Message " + message +"\n From :" + packetIn.getAddress() + " on port : "+ packetIn.getPort() +"\n");
Log.d("UDP", "le message reçu");
Log.d("Message : ", "" + message);
}
});
}
}
catch(UnknownHostException exc) {
exc.printStackTrace();
}
catch(SocketException exc) {
System.out.println("Problem openning socket");
}
catch(IOException exc) {
System.out.println("Problem in reception of messages");
}
socket.close();
}
}
} |
Voilà le fichier Log:
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08-21 11:43:01.950: W/dalvikvm(1350): No implementation found for native Lcom/slytechs/library/NativeLibrary;.dlopen (Ljava/lang/String;)J
08-21 11:43:01.950: W/dalvikvm(1350): Exception Ljava/lang/UnsatisfiedLinkError; thrown while initializing Lorg/jnetpcap/nio/JMemory;
08-21 11:43:01.950: D/AndroidRuntime(1350): Shutting down VM
08-21 11:43:01.950: W/dalvikvm(1350): threadid=1: thread exiting with uncaught exception (group=0x40a2d1f8)
08-21 11:43:01.950: E/AndroidRuntime(1350): FATAL EXCEPTION: main
08-21 11:43:01.950: E/AndroidRuntime(1350): java.lang.ExceptionInInitializerError
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.example.server_android.Server_Android.handlingpacket(Server_Android.java:71)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.example.server_android.Server_Android.onCreate(Server_Android.java:51)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.Activity.performCreate(Activity.java:4465)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2033)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2104)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.ActivityThread.access$600(ActivityThread.java:132)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1157)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.os.Handler.dispatchMessage(Handler.java:99)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.os.Looper.loop(Looper.java:137)
08-21 11:43:01.950: E/AndroidRuntime(1350): at android.app.ActivityThread.main(ActivityThread.java:4575)
08-21 11:43:01.950: E/AndroidRuntime(1350): at java.lang.reflect.Method.invokeNative(Native Method)
08-21 11:43:01.950: E/AndroidRuntime(1350): at java.lang.reflect.Method.invoke(Method.java:511)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:789)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:556)
08-21 11:43:01.950: E/AndroidRuntime(1350): at dalvik.system.NativeStart.main(Native Method)
08-21 11:43:01.950: E/AndroidRuntime(1350): Caused by: java.lang.UnsatisfiedLinkError: dlopen
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.NativeLibrary.dlopen(Native Method)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.NativeLibrary.<init>(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.JNILibrary.<init>(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.JNILibrary.loadLibrary(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.JNILibrary.register(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.JNILibrary.register(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at com.slytechs.library.JNILibrary.register(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): at org.jnetpcap.nio.JMemory.<clinit>(Unknown Source)
08-21 11:43:01.950: E/AndroidRuntime(1350): ... 16 more |
