Skip body parsing if attachments aren't loaded

src/main/java/com/corundumstudio/socketio/protocol/PacketDecoder.java

@@ -292,6 +292,10 @@ public class PacketDecoder {
                 head.setLastBinaryPacket(packet);
             }
 
+            if (packet.hasAttachments() && !packet.isAttachmentsLoaded()) {
+                return;
+            }
+
             if (packet.getSubType() == PacketType.ACK
                     || packet.getSubType() == PacketType.BINARY_ACK) {
                 ByteBufInputStream in = new ByteBufInputStream(frame);
@@ -302,7 +306,6 @@ public class PacketDecoder {
 
             if (packet.getSubType() == PacketType.EVENT
                     || packet.getSubType() == PacketType.BINARY_EVENT) {
-                if (!packet.hasAttachments() || packet.isAttachmentsLoaded()) {
                 ByteBufInputStream in = new ByteBufInputStream(frame);
                 Event event = jsonSupport.readValue(packet.getNsp(), in, Event.class);
                 packet.setName(event.getName());
@@ -310,6 +313,5 @@ public class PacketDecoder {
             }
         }
     }
-    }
 
 }