Repository: olingo-odata4
Updated Branches:
  refs/heads/master f46364072 -> 4acc6bfbc


http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityCreateRequest.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityCreateRequest.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityCreateRequest.java
index ad21a72..8adc8f0 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityCreateRequest.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityCreateRequest.java
@@ -30,4 +30,5 @@ import org.apache.olingo.commons.api.domain.ODataEntity;
 public interface ODataMediaEntityCreateRequest<E extends ODataEntity>
         extends ODataStreamedEntityRequest<ODataMediaEntityCreateResponse<E>, 
MediaEntityCreateStreamManager<E>>,
         ODataBatchableRequest{
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityUpdateRequest.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityUpdateRequest.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityUpdateRequest.java
index c998bd7..3d4161d 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityUpdateRequest.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataMediaEntityUpdateRequest.java
@@ -30,4 +30,5 @@ import org.apache.olingo.commons.api.domain.ODataEntity;
 public interface ODataMediaEntityUpdateRequest<E extends ODataEntity>
         extends ODataStreamedEntityRequest<ODataMediaEntityUpdateResponse<E>, 
MediaEntityUpdateStreamManager<E>>,
         ODataBatchableRequest {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataStreamUpdateRequest.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataStreamUpdateRequest.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataStreamUpdateRequest.java
index 98da20c..d4229eb 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataStreamUpdateRequest.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/ODataStreamUpdateRequest.java
@@ -27,4 +27,5 @@ import 
org.apache.olingo.client.api.communication.response.ODataStreamUpdateResp
  */
 public interface ODataStreamUpdateRequest
         extends ODataStreamedRequest<ODataStreamUpdateResponse, 
StreamUpdateStreamManager>, ODataBatchableRequest {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/StreamUpdateStreamManager.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/StreamUpdateStreamManager.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/StreamUpdateStreamManager.java
index 73c8858..1be9cf7 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/StreamUpdateStreamManager.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/request/streamed/StreamUpdateStreamManager.java
@@ -25,4 +25,5 @@ import 
org.apache.olingo.client.api.communication.response.ODataStreamUpdateResp
  * Streamed entity payload object.
  */
 public interface StreamUpdateStreamManager extends 
ODataPayloadManager<ODataStreamUpdateResponse> {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/AsyncResponse.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/AsyncResponse.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/AsyncResponse.java
index 2bf6d8d..85b7614 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/AsyncResponse.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/AsyncResponse.java
@@ -20,4 +20,5 @@ package org.apache.olingo.client.api.communication.response;
 
 
 public interface AsyncResponse extends ODataResponse {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataDeleteResponse.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataDeleteResponse.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataDeleteResponse.java
index 78b825c..a13d4b0 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataDeleteResponse.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataDeleteResponse.java
@@ -24,4 +24,5 @@ package org.apache.olingo.client.api.communication.response;
  * @see 
org.apache.olingo.client.api.communication.request.cud.ODataDeleteRequest
  */
 public interface ODataDeleteResponse extends ODataResponse {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataLinkOperationResponse.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataLinkOperationResponse.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataLinkOperationResponse.java
index 2a0bf8f..3a12bd3 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataLinkOperationResponse.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataLinkOperationResponse.java
@@ -25,4 +25,5 @@ package org.apache.olingo.client.api.communication.response;
  * @see 
org.apache.olingo.client.api.communication.request.cud.v3.ODataLinkUpdateRequest
  */
 public interface ODataLinkOperationResponse extends ODataResponse {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataReferenceAddingResponse.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataReferenceAddingResponse.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataReferenceAddingResponse.java
index 05ad3f7..adae485 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataReferenceAddingResponse.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/communication/response/ODataReferenceAddingResponse.java
@@ -28,4 +28,5 @@ package org.apache.olingo.client.api.communication.response;
  * @see 
org.apache.olingo.client.api.communication.request.cud.api.request.cud.v4.ODataReferenceAddingRequest
  */
 public interface ODataReferenceAddingResponse extends ODataResponse {
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/ComplexType.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/ComplexType.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/ComplexType.java
index c375590..d38839f 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/ComplexType.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/ComplexType.java
@@ -20,5 +20,5 @@ package org.apache.olingo.client.api.edm.xml;
 
 
 public interface ComplexType extends StructuralType {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/Singleton.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/Singleton.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/Singleton.java
index 7393b07..7fd76e4 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/Singleton.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/Singleton.java
@@ -20,5 +20,5 @@ package org.apache.olingo.client.api.edm.xml;
 
 
 public interface Singleton extends EntitySet, BindingTarget {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/annotation/Null.java
----------------------------------------------------------------------
diff --git 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/annotation/Null.java
 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/annotation/Null.java
index 8cbd447..63af639 100644
--- 
a/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/annotation/Null.java
+++ 
b/lib/client-api/src/main/java/org/apache/olingo/client/api/edm/xml/annotation/Null.java
@@ -21,5 +21,5 @@ package org.apache.olingo.client.api.edm.xml.annotation;
 import org.apache.olingo.client.api.edm.xml.Annotatable;
 
 public interface Null extends DynamicAnnotationExpression, Annotatable {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-core/src/main/java/org/apache/olingo/client/core/communication/request/batch/ODataBatchRequestImpl.java
----------------------------------------------------------------------
diff --git 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/communication/request/batch/ODataBatchRequestImpl.java
 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/communication/request/batch/ODataBatchRequestImpl.java
index 09a7691..8893c5e 100644
--- 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/communication/request/batch/ODataBatchRequestImpl.java
+++ 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/communication/request/batch/ODataBatchRequestImpl.java
@@ -91,6 +91,7 @@ public class ODataBatchRequestImpl
 
     @Override
     protected void validateSingleRequest(final ODataBatchableRequest request) {
+      //TODO: Validate single batch request
     }
   }
 

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-core/src/main/java/org/apache/olingo/client/core/edm/xml/annotation/DynamicAnnotationExpressionDeserializer.java
----------------------------------------------------------------------
diff --git 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/edm/xml/annotation/DynamicAnnotationExpressionDeserializer.java
 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/edm/xml/annotation/DynamicAnnotationExpressionDeserializer.java
index 7328487..e33a572 100644
--- 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/edm/xml/annotation/DynamicAnnotationExpressionDeserializer.java
+++ 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/edm/xml/annotation/DynamicAnnotationExpressionDeserializer.java
@@ -108,9 +108,11 @@ public class DynamicAnnotationExpressionDeserializer
 
       jp.nextToken();
       for (; jp.getCurrentToken() != JsonToken.FIELD_NAME; jp.nextToken()) {
+      //Search for field name
       }
       
not.setExpression(jp.readValueAs(AbstractDynamicAnnotationExpression.class));
       for (; jp.getCurrentToken() != JsonToken.END_OBJECT || 
!jp.getCurrentName().equals("Not"); jp.nextToken()) {
+      //Search for end object
       }
 
       expression = not;
@@ -121,11 +123,13 @@ public class DynamicAnnotationExpressionDeserializer
 
       jp.nextToken();
       for (; jp.getCurrentToken() != JsonToken.FIELD_NAME; jp.nextToken()) {
+      //Search for field name
       }
       
dynExprDoubleParamOp.setLeftExpression(jp.readValueAs(AbstractDynamicAnnotationExpression.class));
       
dynExprDoubleParamOp.setRightExpression(jp.readValueAs(AbstractDynamicAnnotationExpression.class));
       for (; jp.getCurrentToken() != JsonToken.END_OBJECT
               || 
!jp.getCurrentName().equals(dynExprDoubleParamOp.getType().name()); 
jp.nextToken()) {
+        //Search for expression
       }
 
       expression = dynExprDoubleParamOp;

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/client-core/src/main/java/org/apache/olingo/client/core/serialization/ODataWriterImpl.java
----------------------------------------------------------------------
diff --git 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/serialization/ODataWriterImpl.java
 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/serialization/ODataWriterImpl.java
index cdb9020..b28b692 100644
--- 
a/lib/client-core/src/main/java/org/apache/olingo/client/core/serialization/ODataWriterImpl.java
+++ 
b/lib/client-core/src/main/java/org/apache/olingo/client/core/serialization/ODataWriterImpl.java
@@ -113,11 +113,12 @@ public class ODataWriterImpl implements ODataWriter {
   @Override
   public InputStream writeReference(ResWrap<URI> reference, ODataFormat 
format) throws ODataSerializerException {
     final ByteArrayOutputStream output = new ByteArrayOutputStream();
-    OutputStreamWriter writer = null;
+    OutputStreamWriter writer;
     
     try {
       writer = new OutputStreamWriter(output, Constants.UTF8);
     } catch (final UnsupportedEncodingException e) {
+      writer = null;
     }
     
     try {

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataInvokeResult.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataInvokeResult.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataInvokeResult.java
index 6441944..bfd0909 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataInvokeResult.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataInvokeResult.java
@@ -25,4 +25,6 @@ package org.apache.olingo.commons.api.domain;
  * @see ODataEntity
  * @see ODataProperty
  */
-public interface ODataInvokeResult {}
+public interface ODataInvokeResult {
+//No additional methods needed for now.
+}

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataSingleton.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataSingleton.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataSingleton.java
index 6222d90..d328f41 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataSingleton.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/domain/ODataSingleton.java
@@ -18,4 +18,6 @@
  */
 package org.apache.olingo.commons.api.domain;
 
-public interface ODataSingleton extends ODataEntity {}
+public interface ODataSingleton extends ODataEntity {
+//No additional methods needed for now.
+}

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmAction.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmAction.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmAction.java
index 3f7a417..dc6c2de 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmAction.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmAction.java
@@ -22,5 +22,5 @@ package org.apache.olingo.commons.api.edm;
  * A CSDL action.
  */
 public interface EdmAction extends EdmOperation {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmElement.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmElement.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmElement.java
index 92e462b..5e6159e 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmElement.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmElement.java
@@ -23,5 +23,5 @@ package org.apache.olingo.commons.api.edm;
  * {@link EdmParameter}.
  */
 public interface EdmElement extends EdmNamed, EdmTyped {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmSingleton.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmSingleton.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmSingleton.java
index f8d3381..a8a5c6f 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmSingleton.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/EdmSingleton.java
@@ -22,5 +22,5 @@ package org.apache.olingo.commons.api.edm;
  * An {@link EdmSingleton} represents a single entity inside the entity model.
  */
 public interface EdmSingleton extends EdmBindingTarget {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmAnd.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmAnd.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmAnd.java
index 72a9c8d..a10590d 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmAnd.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmAnd.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmAnd extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmEq.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmEq.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmEq.java
index 6c6ee0c..1b2bc5e 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmEq.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmEq.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmEq extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGe.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGe.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGe.java
index 1a88ba5..6d138d4 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGe.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGe.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmGe extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGt.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGt.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGt.java
index 5412cc9..4df7921 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGt.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmGt.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmGt extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLe.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLe.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLe.java
index 8ef0593..2b502bc 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLe.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLe.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmLe extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLt.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLt.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLt.java
index d6c6783..002a68a 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLt.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmLt.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmLt extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNe.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNe.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNe.java
index 290d917..880b9ec 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNe.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNe.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmNe extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNull.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNull.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNull.java
index b7b985a..b73dbec 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNull.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmNull.java
@@ -21,5 +21,5 @@ package org.apache.olingo.commons.api.edm.annotation;
 import org.apache.olingo.commons.api.edm.EdmAnnotatable;
 
 public interface EdmNull extends EdmDynamicAnnotationExpression, 
EdmAnnotatable {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmOr.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmOr.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmOr.java
index ceb1fda..8150c56 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmOr.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/edm/annotation/EdmOr.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.commons.api.edm.annotation;
 
 public interface EdmOr extends EdmTwoParamsOpDynamicAnnotationExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-api/src/main/java/org/apache/olingo/commons/api/format/ContentType.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/format/ContentType.java
 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/format/ContentType.java
index e2a05d1..23e94c8 100644
--- 
a/lib/commons-api/src/main/java/org/apache/olingo/commons/api/format/ContentType.java
+++ 
b/lib/commons-api/src/main/java/org/apache/olingo/commons/api/format/ContentType.java
@@ -308,7 +308,7 @@ public final class ContentType {
    * @return <code>true</code> if both strings are equal (ignoring the case), 
otherwise <code>false</code>
    */
   private static boolean areEqual(final String first, final String second) {
-    return first == null && second == null || first.equalsIgnoreCase(second);
+    return first == null && second == null || (first != null && 
first.equalsIgnoreCase(second));
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/EdmAnnotationHelper.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/EdmAnnotationHelper.java
 
b/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/EdmAnnotationHelper.java
index 2981915..36fbcf9 100644
--- 
a/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/EdmAnnotationHelper.java
+++ 
b/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/EdmAnnotationHelper.java
@@ -20,4 +20,6 @@ package org.apache.olingo.commons.core.edm;
 
 import org.apache.olingo.commons.api.edm.EdmAnnotatable;
 
-public interface EdmAnnotationHelper extends EdmAnnotatable {}
+public interface EdmAnnotationHelper extends EdmAnnotatable {
+//No additional methods needed for now.
+}

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/annotation/EdmNullImpl.java
----------------------------------------------------------------------
diff --git 
a/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/annotation/EdmNullImpl.java
 
b/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/annotation/EdmNullImpl.java
index d09c20e..0d7bea3 100644
--- 
a/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/annotation/EdmNullImpl.java
+++ 
b/lib/commons-core/src/main/java/org/apache/olingo/commons/core/edm/annotation/EdmNullImpl.java
@@ -21,5 +21,5 @@ package org.apache.olingo.commons.core.edm.annotation;
 import org.apache.olingo.commons.api.edm.annotation.EdmNull;
 
 public class EdmNullImpl extends 
AbstractEdmAnnotatableDynamicAnnotationExpression implements EdmNull {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/edm/provider/Expression.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/edm/provider/Expression.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/edm/provider/Expression.java
index 23b3eb4..83091ca 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/edm/provider/Expression.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/edm/provider/Expression.java
@@ -18,7 +18,6 @@
  */
 package org.apache.olingo.server.api.edm.provider;
 
-//TODO: Expression implementation
 public class Expression {
-
+//TODO: Expression implementation
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoAll.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoAll.java 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoAll.java
index d76eb55..36ed151 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoAll.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoAll.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * http://.../serviceroot/$all
  */
 public interface UriInfoAll {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoBatch.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoBatch.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoBatch.java
index 3d31838..8403f88 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoBatch.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoBatch.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * http://.../serviceroot/$batch
  */
 public interface UriInfoBatch {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoService.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoService.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoService.java
index 137a986..ff3962b 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoService.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriInfoService.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * http://.../serviceroot
  */
 public interface UriInfoService {
-
+//No additional methods needed here.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceCount.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceCount.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceCount.java
index ba77d2c..1a3747a 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceCount.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceCount.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * For example: http://.../serviceroot/entityset(1)/$count
  */
 public interface UriResourceCount extends UriResource {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourcePrimitiveProperty.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourcePrimitiveProperty.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourcePrimitiveProperty.java
index dccd8d4..29346d6 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourcePrimitiveProperty.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourcePrimitiveProperty.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * For example: http://.../serviceroot/entityset(1)/property
  */
 public interface UriResourcePrimitiveProperty extends UriResourceProperty {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRef.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRef.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRef.java
index 7051028..9404966 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRef.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRef.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * For example: http://.../serviceroot/entityset/$ref
  */
 public interface UriResourceRef extends UriResource {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRoot.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRoot.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRoot.java
index 3ce942e..df7034a 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRoot.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceRoot.java
@@ -24,5 +24,5 @@ package org.apache.olingo.server.api.uri;
  * For example: http://.../serviceroot/entityset(1)?$filter=property eq 
$root/singleton/configstring
  */
 public interface UriResourceRoot extends UriResource {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceValue.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceValue.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceValue.java
index e879b80..33209a0 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceValue.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/UriResourceValue.java
@@ -23,5 +23,5 @@ package org.apache.olingo.server.api.uri;
  * For example: http://.../serviceroot/entityset(1)/property/$value
  */
 public interface UriResourceValue extends UriResource {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/CustomQueryOption.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/CustomQueryOption.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/CustomQueryOption.java
index cd01e17..60fc246 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/CustomQueryOption.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/CustomQueryOption.java
@@ -24,5 +24,5 @@ package org.apache.olingo.server.api.uri.queryoption;
  * http://.../entitySet?myOption=true
  */
 public interface CustomQueryOption extends QueryOption {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/expression/Expression.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/expression/Expression.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/expression/Expression.java
index 088db9a..e24e5ce 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/expression/Expression.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/expression/Expression.java
@@ -22,5 +22,5 @@ package 
org.apache.olingo.server.api.uri.queryoption.expression;
  * Super class of all classes used to build the expression tree
  */
 public interface Expression extends VisitableExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/search/SearchExpression.java
----------------------------------------------------------------------
diff --git 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/search/SearchExpression.java
 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/search/SearchExpression.java
index f471d27..f9b9c93 100644
--- 
a/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/search/SearchExpression.java
+++ 
b/lib/server-api/src/main/java/org/apache/olingo/server/api/uri/queryoption/search/SearchExpression.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.server.api.uri.queryoption.search;
 
 public interface SearchExpression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/main/java/org/apache/olingo/server/core/ContentNegotiator.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/ContentNegotiator.java
 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/ContentNegotiator.java
index 1e279fc..6a9d770 100644
--- 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/ContentNegotiator.java
+++ 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/ContentNegotiator.java
@@ -86,7 +86,9 @@ public class ContentNegotiator {
             AcceptType.fromContentType(format == null ?
                 ContentType.create(formatOption.getFormat()) : 
format.getContentType()),
             supportedContentTypes);
-      } catch (final IllegalArgumentException e) {}
+      } catch (final IllegalArgumentException e) {
+        //Exception results in result = null for next check.
+      }
       if (result == null) {
         throw new ContentNegotiatorException("Unsupported $format = " + 
formatString,
             ContentNegotiatorException.MessageKeys.UNSUPPORTED_FORMAT_OPTION, 
formatString);

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/main/java/org/apache/olingo/server/core/DefaultRedirectProcessor.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/DefaultRedirectProcessor.java
 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/DefaultRedirectProcessor.java
index 23e539b..9c728ab 100644
--- 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/DefaultRedirectProcessor.java
+++ 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/DefaultRedirectProcessor.java
@@ -28,7 +28,9 @@ import org.apache.olingo.server.api.ServiceMetadata;
 public class DefaultRedirectProcessor implements RedirectProcessor {
 
   @Override
-  public void init(final OData odata, final ServiceMetadata serviceMetadata) {}
+  public void init(final OData odata, final ServiceMetadata serviceMetadata) {
+    //No init needed
+  }
 
   @Override
   public void redirect(final ODataRequest request, final ODataResponse 
response) {

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/CustomQueryOptionImpl.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/CustomQueryOptionImpl.java
 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/CustomQueryOptionImpl.java
index f5ae251..282a2bf 100644
--- 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/CustomQueryOptionImpl.java
+++ 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/CustomQueryOptionImpl.java
@@ -21,5 +21,5 @@ package org.apache.olingo.server.core.uri.queryoption;
 import org.apache.olingo.server.api.uri.queryoption.CustomQueryOption;
 
 public class CustomQueryOptionImpl extends QueryOptionImpl implements 
CustomQueryOption {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/expression/ExpressionImpl.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/expression/ExpressionImpl.java
 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/expression/ExpressionImpl.java
index f1d3e9e..ebf7834 100644
--- 
a/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/expression/ExpressionImpl.java
+++ 
b/lib/server-core/src/main/java/org/apache/olingo/server/core/uri/queryoption/expression/ExpressionImpl.java
@@ -21,5 +21,5 @@ package 
org.apache.olingo.server.core.uri.queryoption.expression;
 import org.apache.olingo.server.api.uri.queryoption.expression.Expression;
 
 public abstract class ExpressionImpl implements Expression {
-
+//No additional methods needed for now.
 }

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/test/java/org/apache/olingo/server/core/ContentNegotiatorTest.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/test/java/org/apache/olingo/server/core/ContentNegotiatorTest.java
 
b/lib/server-core/src/test/java/org/apache/olingo/server/core/ContentNegotiatorTest.java
index 979d39b..af12eaa 100644
--- 
a/lib/server-core/src/test/java/org/apache/olingo/server/core/ContentNegotiatorTest.java
+++ 
b/lib/server-core/src/test/java/org/apache/olingo/server/core/ContentNegotiatorTest.java
@@ -139,7 +139,9 @@ public class ContentNegotiatorTest {
       try {
         testContentNegotiation(useCase, RepresentationType.COLLECTION_ENTITY);
         fail("Exception expected for '" + useCase[1] + '|' + useCase[2] + '|' 
+ useCase[3] + "'!");
-      } catch (final ContentNegotiatorException e) {}
+      } catch (final ContentNegotiatorException e) {
+        //Expected Exception
+      }
     }
   }
 

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-core/src/test/java/org/apache/olingo/server/core/ODataHttpHandlerImplTest.java
----------------------------------------------------------------------
diff --git 
a/lib/server-core/src/test/java/org/apache/olingo/server/core/ODataHttpHandlerImplTest.java
 
b/lib/server-core/src/test/java/org/apache/olingo/server/core/ODataHttpHandlerImplTest.java
index 8200c32..a1c09a0 100644
--- 
a/lib/server-core/src/test/java/org/apache/olingo/server/core/ODataHttpHandlerImplTest.java
+++ 
b/lib/server-core/src/test/java/org/apache/olingo/server/core/ODataHttpHandlerImplTest.java
@@ -87,7 +87,9 @@ public class ODataHttpHandlerImplTest {
       try {
         ODataHttpHandlerImpl.extractMethod(odr, hr);
         fail();
-      } catch (ODataTranslatedException e) {}
+      } catch (ODataTranslatedException e) {
+        //expected
+      }
     }
   }
 

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestErrorLogger.java
----------------------------------------------------------------------
diff --git 
a/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestErrorLogger.java
 
b/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestErrorLogger.java
index fda6683..2ab363d 100644
--- 
a/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestErrorLogger.java
+++ 
b/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestErrorLogger.java
@@ -56,21 +56,21 @@ class TestErrorLogger implements ANTLRErrorListener {
   public void reportAmbiguity(final Parser recognizer, final DFA dfa, final 
int startIndex, final int stopIndex,
       final boolean exact,
       final BitSet ambigAlts, final ATNConfigSet configs) {
-
+    //Test
   }
 
   @Override
   public void reportAttemptingFullContext(final Parser recognizer, final DFA 
dfa, final int startIndex,
       final int stopIndex,
       final BitSet conflictingAlts, final ATNConfigSet configs) {
-
+    //Test
   }
 
   @Override
   public void reportContextSensitivity(final Parser recognizer, final DFA dfa, 
final int startIndex,
       final int stopIndex, final int prediction,
       final ATNConfigSet configs) {
-
+  //Test
   }
 
   private void printStack(final Recognizer<?, ?> recognizer) {

http://git-wip-us.apache.org/repos/asf/olingo-odata4/blob/4acc6bfb/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestValidator.java
----------------------------------------------------------------------
diff --git 
a/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestValidator.java
 
b/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestValidator.java
index 7e64f86..4de6fdc 100644
--- 
a/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestValidator.java
+++ 
b/lib/server-test/src/test/java/org/apache/olingo/server/core/uri/testutil/TestValidator.java
@@ -19,5 +19,5 @@
 package org.apache.olingo.server.core.uri.testutil;
 
 public interface TestValidator {
-
+//No additional methods needed for now.
 }

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