Remove no more used classes (since transport layer refactoring is done)

Author: sbernard31

leshan-client-cf/src/main/java/org/eclipse/leshan/client/californium/endpoint/coaps/CoapsClientEndpointFactory.java

@@ -67,7 +67,6 @@
 import org.eclipse.leshan.core.CertificateUsage;
 import org.eclipse.leshan.core.SecurityMode;
 import org.eclipse.leshan.core.californium.DefaultExceptionTranslator;
-import org.eclipse.leshan.core.californium.EndpointContextUtil;
 import org.eclipse.leshan.core.californium.ExceptionTranslator;
 import org.eclipse.leshan.core.californium.Lwm2mEndpointContextMatcher;
 import org.eclipse.leshan.core.californium.identity.IdentityHandler;
@@ -76,6 +75,7 @@
 import org.eclipse.leshan.core.request.Identity;
 import org.eclipse.leshan.core.request.exception.TimeoutException;
 import org.eclipse.leshan.core.request.exception.TimeoutException.Type;
+import org.eclipse.leshan.core.util.X509CertUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -358,7 +358,7 @@ public Identity getIdentity(Message receivedMessage) {
                         return Identity.rpk(peerAddress, publicKey);
                     } else if (senderIdentity instanceof X500Principal || senderIdentity instanceof X509CertPath) {
                         // Extract common name
-                        String x509CommonName = EndpointContextUtil.extractCN(senderIdentity.getName());
+                        String x509CommonName = X509CertUtil.extractCN(senderIdentity.getName());
                         return Identity.x509(peerAddress, x509CommonName);
                     }
                     throw new IllegalStateException(

leshan-core-cf/src/main/java/org/eclipse/leshan/core/californium/AsyncRequestObserver.java

@@ -33,11 +33,6 @@
  */
 public abstract class AsyncRequestObserver<T extends LwM2mResponse> extends CoapAsyncRequestObserver {
 
-    public AsyncRequestObserver(Request coapRequest, final ResponseCallback<T> responseCallback,
-            final ErrorCallback errorCallback, long timeoutInMs, ScheduledExecutorService executor) {
-        this(coapRequest, responseCallback, errorCallback, timeoutInMs, executor, new TemporaryExceptionTranslator());
-    }
-
     /**
      * A Californium message observer for a CoAP request helping to get results asynchronously dedicated for LWM2M
      * requests.