OZG-7573 OZG-7991 Notify requestObserver about error in StreamingFileSender

ozgcloud-common-lib/src/main/java/de/ozgcloud/common/binaryfile/StreamExclusiveFileSender.java

@@ -27,7 +27,6 @@ import java.io.InputStream;
 import java.util.function.BiFunction;
 import java.util.function.Function;
 
-import de.ozgcloud.common.errorhandling.TechnicalException;
 import io.grpc.stub.CallStreamObserver;
 import io.grpc.stub.StreamObserver;
 import lombok.extern.log4j.Log4j2;
@@ -63,16 +62,4 @@ class StreamExclusiveFileSender<Q, S> extends StreamingFileSender<Q, S> {
 	protected CallStreamObserver<Q> getRequestObserver() {
 		return requestObserver;
 	}
-
-	@Override
-	public void cancelOnTimeout() {
-		super.cancelOnTimeout();
-		requestObserver.onError(new TechnicalException("Timeout on waiting for upload."));
-	}
-
-	@Override
-	public void cancelOnError(Throwable t) {
-		super.cancelOnError(t);
-		requestObserver.onError(t);
-	}
 }