Updates to close the JsonReader upon completion of translating the data

to IRCT Result Set.

src/main/java/edu/harvard/hms/dbmi/bd2k/irct/ri/exac/EXACResourceImplementation.java

@@ -298,6 +298,7 @@ public ActionState runQuery(Query qep) throws ResourceInterfaceException {
 
 				actionState.setResults(convertJsonToResultSet(results));
 				actionState.setComplete(true);
+				reader.close();
 			} catch (IOException e) {
 				// TODO Auto-generated catch block
 				e.printStackTrace();
@@ -313,6 +314,7 @@ public ActionState runQuery(Query qep) throws ResourceInterfaceException {
 
 				actionState.setResults(convertJsonToResultSet(results));
 				actionState.setComplete(true);
+				reader.close();
 			} catch (IOException e) {
 				// TODO Auto-generated catch block
 				e.printStackTrace();

src/main/java/edu/harvard/hms/dbmi/bd2k/irct/ri/i2b2transmart/I2B2TranSMARTResourceImplementation.java

@@ -121,6 +121,7 @@ public List<Path> getPathRelationship(Path path,
 								counts.getInt(i2b2Path));
 					}
 				}
+				jsonReader.close();
 			}
 			return paths;
 		} catch (KeyManagementException | NoSuchAlgorithmException
@@ -187,7 +188,7 @@ public ActionState runQuery(Query query) throws ResourceInterfaceException {
 				} else {
 					actionState.setResults(convertJsonToPivotResultSetonEncounter(results, false));
 				}
-
+				reader.close();
 				actionState.setComplete(true);
 			}
 

src/main/java/edu/harvard/hms/dbmi/bd2k/irct/ri/i2b2transmartvariant/I2B2TranSMARTVariantResourceImplementation.java

@@ -123,6 +123,7 @@ public List<Path> getPathRelationship(Path path,
 								counts.getInt(i2b2Path));
 					}
 				}
+				jsonReader.close();
 			}
 			return paths;
 		} catch (KeyManagementException | NoSuchAlgorithmException