diff --git a/asterix-algebra/pom.xml b/asterix-algebra/pom.xml
index b81e77f..a03bae7 100644
--- a/asterix-algebra/pom.xml
+++ b/asterix-algebra/pom.xml
@@ -17,6 +17,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-app/pom.xml b/asterix-app/pom.xml
index 5af59fd..ac63075 100644
--- a/asterix-app/pom.xml
+++ b/asterix-app/pom.xml
@@ -19,6 +19,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java b/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
index 7248972..d6d9382 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
@@ -149,6 +149,7 @@
 
     /**
      * Compiles and submits for execution a list of AQL statements.
+     *
      * @param hcc
      *            A Hyracks client connection that is used to submit a jobspec to Hyracks.
      * @param asyncResults
diff --git a/asterix-aql/pom.xml b/asterix-aql/pom.xml
index 7617582..50a0f99 100644
--- a/asterix-aql/pom.xml
+++ b/asterix-aql/pom.xml
@@ -16,6 +16,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-common/pom.xml b/asterix-common/pom.xml
index 0994109..87a36ab 100644
--- a/asterix-common/pom.xml
+++ b/asterix-common/pom.xml
@@ -18,6 +18,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/asterix-external-data/pom.xml b/asterix-external-data/pom.xml
index 337da7f..f54f1c2 100644
--- a/asterix-external-data/pom.xml
+++ b/asterix-external-data/pom.xml
@@ -17,6 +17,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-external-data/src/main/java/edu/uci/ics/asterix/external/data/operator/FeedIntakeOperatorNodePushable.java b/asterix-external-data/src/main/java/edu/uci/ics/asterix/external/data/operator/FeedIntakeOperatorNodePushable.java
index 29fe72a..d0dbb98 100644
--- a/asterix-external-data/src/main/java/edu/uci/ics/asterix/external/data/operator/FeedIntakeOperatorNodePushable.java
+++ b/asterix-external-data/src/main/java/edu/uci/ics/asterix/external/data/operator/FeedIntakeOperatorNodePushable.java
@@ -81,7 +81,7 @@
 
     @Override
     public void close() throws HyracksDataException {
-        writer.close();
+        
     }
 
     @Override
diff --git a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
index 269150d..dc5e207 100644
--- a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
+++ b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
@@ -15,6 +15,7 @@
         <configuration>
           <source>1.7</source>
           <target>1.7</target>
+	  <fork>true</fork>
         </configuration>
       </plugin>
     </plugins>
diff --git a/asterix-metadata/pom.xml b/asterix-metadata/pom.xml
index 3e8e0f9..ae90e4e 100644
--- a/asterix-metadata/pom.xml
+++ b/asterix-metadata/pom.xml
@@ -17,6 +17,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/asterix-om/pom.xml b/asterix-om/pom.xml
index 8ff3f84..a74d233 100644
--- a/asterix-om/pom.xml
+++ b/asterix-om/pom.xml
@@ -17,6 +17,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/AInterval.java b/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/AInterval.java
index f1352f1..66a587a 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/AInterval.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/AInterval.java
@@ -14,9 +14,6 @@
  */
 package edu.uci.ics.asterix.om.base;
 
-import org.json.JSONException;
-import org.json.JSONObject;
-
 import edu.uci.ics.asterix.common.exceptions.AsterixException;
 import edu.uci.ics.asterix.om.base.temporal.GregorianCalendarSystem;
 import edu.uci.ics.asterix.om.types.ATypeTag;
@@ -144,9 +141,4 @@
         return typetag;
     }
 
-    @Override
-    public JSONObject toJSON() throws JSONException {
-        // TODO(madhusudancs): Remove this method when a printer based JSON serializer is implemented.
-        return null;
-    }
 }
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/om/types/ARecordType.java b/asterix-om/src/main/java/edu/uci/ics/asterix/om/types/ARecordType.java
index dc0afcd..37452b3 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/om/types/ARecordType.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/om/types/ARecordType.java
@@ -274,6 +274,7 @@
         }
         return h;
     }
+
     @Override
     public JSONObject toJSON() throws JSONException {
         JSONObject type = new JSONObject();
diff --git a/asterix-runtime/pom.xml b/asterix-runtime/pom.xml
index be64661..245f577 100644
--- a/asterix-runtime/pom.xml
+++ b/asterix-runtime/pom.xml
@@ -18,6 +18,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 	      	<plugin>
diff --git a/asterix-test-framework/pom.xml b/asterix-test-framework/pom.xml
index 9462b5d..4042066 100755
--- a/asterix-test-framework/pom.xml
+++ b/asterix-test-framework/pom.xml
@@ -16,6 +16,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-tools/pom.xml b/asterix-tools/pom.xml
index 0440618..f6868c5 100644
--- a/asterix-tools/pom.xml
+++ b/asterix-tools/pom.xml
@@ -17,6 +17,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 			<plugin>
diff --git a/asterix-transactions/pom.xml b/asterix-transactions/pom.xml
index a402077..bc008cd 100644
--- a/asterix-transactions/pom.xml
+++ b/asterix-transactions/pom.xml
@@ -19,6 +19,7 @@
 				<configuration>
 					<source>1.7</source>
 					<target>1.7</target>
+					<fork>true</fork>
 				</configuration>
 			</plugin>
 		</plugins>