Merge pull request #267 from gwtquery/mcm_fixes

JVM ajax fixes

gwtquery-core/src/main/java/com/google/gwt/query/client/plugins/ajax/Ajax.java

@@ -44,8 +44,6 @@ public class Ajax extends GQuery {
     Promise getXhr(Settings settings);
   }
   
-  static AjaxTransport transport = GQ.getAjaxTransport();
-  
   /**
    * Ajax Settings object
    */
@@ -137,11 +135,11 @@ public class Ajax extends GQuery {
     Promise ret = null;
 
     if ("jsonp".equalsIgnoreCase(dataType)) {
-      ret = transport.getJsonP(settings);
+      ret = GQ.getAjaxTransport().getJsonP(settings);
     } else if ("loadscript".equalsIgnoreCase(dataType)){
-      ret = transport.getLoadScript(settings);
+      ret = GQ.getAjaxTransport().getLoadScript(settings);
     } else {
-      ret = transport.getXhr(settings)
+      ret = GQ.getAjaxTransport().getXhr(settings)
         .then(new Function() {
           public Object f(Object...args) {
             Response response = arguments(0);

gwtquery-core/src/main/java/com/google/gwt/query/vm/AjaxTransportJre.java

@@ -4,6 +4,7 @@ package com.google.gwt.query.vm;
 
 import java.io.BufferedReader;
 import java.io.DataOutputStream;
+import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.net.HttpURLConnection;
 import java.net.URL;
@@ -177,19 +178,25 @@ public class AjaxTransportJre implements AjaxTransport {
       }
     }
     
-    BufferedReader in = new BufferedReader(new InputStreamReader(c.getInputStream()));
-    String inputLine;
-    StringBuffer response = new StringBuffer();
-    while ((inputLine = in.readLine()) != null) {
-      response.append(inputLine + "\n");
+    String payload = "";
+    
+    InputStream is = code >= 400 ? c.getErrorStream() : c.getInputStream();
+    if (is != null) {
+      BufferedReader in = new BufferedReader(new InputStreamReader(is));
+      String inputLine;
+      StringBuffer response = new StringBuffer();
+      while ((inputLine = in.readLine()) != null) {
+        response.append(inputLine + "\n");
+      }
+      in.close();
+      payload = response.toString();
     }
-    in.close();
-
+    
     if (cookieManager != null) {
       cookieManager.storeCookies(c);
     }
 
-    return new ResponseJre(code, c.getResponseMessage(), response.toString(), c.getHeaderFields());
+    return new ResponseJre(code, c.getResponseMessage(), payload, c.getHeaderFields());
   }
   
   private void debugRequest(HttpURLConnection c, String payload) {