Minor bug fix

Author: pokki-deploy

src/main/java/in/erail/amazon/lambda/eventsource/S3EventSource.java

@@ -1,5 +1,7 @@
 package in.erail.amazon.lambda.eventsource;
 
+import com.google.common.net.HttpHeaders;
+import com.google.common.net.MediaType;
 import in.erail.amazon.lambda.EventSource;
 import in.erail.glue.common.Util;
 import io.vertx.core.json.JsonObject;
@@ -31,7 +33,9 @@ public JsonObject transform(JsonObject pEvent) {
 
     JsonObject newRequest = new JsonObject()
             .put("path", s3url)
-            .put("body", pEvent.toString().getBytes());
+            .put("httpMethod", "POST")
+            .put("body", pEvent.toString().getBytes())
+            .put("headers", new JsonObject().put(HttpHeaders.CONTENT_TYPE,MediaType.JSON_UTF_8.toString()));
 
     return newRequest;
   }

src/main/java/in/erail/amazon/lambda/service/ProxyService.java

@@ -1,6 +1,7 @@
 package in.erail.amazon.lambda.service;
 
 import com.google.common.base.Joiner;
+import com.google.common.base.Preconditions;
 import in.erail.model.Event;
 import in.erail.model.RequestEvent;
 import in.erail.model.ResponseEvent;
@@ -85,6 +86,10 @@ public Maybe<Event> handle(Event pEvent) {
 
     RequestEvent proxyRequest = pEvent.getRequest();
 
+    Preconditions.checkNotNull(proxyRequest.getPath());
+    Preconditions.checkNotNull(proxyRequest.getHttpMethod());
+    
+    
     //Build Request
     HttpRequest<Buffer> clientRequest = getWebClient().requestAbs(proxyRequest.getHttpMethod(), generateURL(proxyRequest));