fix the failed java unit test related to getBlob.

microsoft-azure-api/src/main/java/com/microsoft/windowsazure/services/blob/implementation/BlobRestProxy.java

@@ -2,15 +2,15 @@
  * Copyright 2011 Microsoft Corporation
  * 
  * Licensed under the Apache License, Version 2.0 (the "License");
- *  you may not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *    http://www.apache.org/licenses/LICENSE-2.0
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
  * 
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 package com.microsoft.windowsazure.services.blob.implementation;
 
@@ -122,6 +122,10 @@ private void ThrowIfError(ClientResponse r) {
         PipelineHelpers.ThrowIfError(r);
     }
 
+    private void ThrowIfNotSuccess(ClientResponse clientResponse) {
+        PipelineHelpers.ThrowIfNotSuccess(clientResponse);
+    }
+
     private WebResource addOptionalQueryParam(WebResource webResource, String key, Object value) {
         return PipelineHelpers.addOptionalQueryParam(webResource, key, value);
     }
@@ -630,7 +634,7 @@ public GetBlobResult getBlob(String container, String blob, GetBlobOptions optio
         builder = addOptionalAccessContitionHeader(builder, options.getAccessCondition());
 
         ClientResponse response = builder.get(ClientResponse.class);
-        ThrowIfError(response);
+        ThrowIfNotSuccess(response);
 
         GetBlobPropertiesResult properties = getBlobPropertiesResultFromResponse(response);
         GetBlobResult blobResult = new GetBlobResult();

microsoft-azure-api/src/main/java/com/microsoft/windowsazure/services/core/utils/pipeline/PipelineHelpers.java

@@ -27,9 +27,17 @@
 import com.sun.jersey.api.client.WebResource.Builder;
 
 public class PipelineHelpers {
-    public static void ThrowIfError(ClientResponse r) {
-        if (r.getStatus() >= 400) {
-            throw new UniformInterfaceException(r);
+    public static void ThrowIfNotSuccess(ClientResponse clientResponse) {
+        int statusCode = clientResponse.getStatus();
+
+        if ((statusCode < 200) || (statusCode >= 300)) {
+            throw new UniformInterfaceException(clientResponse);
+        }
+    }
+
+    public static void ThrowIfError(ClientResponse clientResponse) {
+        if (clientResponse.getStatus() >= 400) {
+            throw new UniformInterfaceException(clientResponse);
         }
     }