Code cleanup to resolve critical sonar issues

Code cleanup mostly involed directing the output of exception messages
to the correct logger stream.

Issue-ID: [POLICY-115]
Change-Id: I2042bac3d3b0991a2ebed33421a73f1aa300c7c1
Signed-off-by: Magnusen, Drew (dm741q) <dm741q@att.com>

5 files changed, 26 insertions, 10 deletions

diff --git a/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/AAINQF199/AAINQF199Manager.java b/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/AAINQF199/AAINQF199Manager.java
index e02021a43..b079122e4 100644
--- a/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/AAINQF199/AAINQF199Manager.java
+++ b/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/AAINQF199/AAINQF199Manager.java
@@ -28,10 +28,13 @@ import org.onap.policy.aai.AAIGETResponse;
 import org.onap.policy.aai.util.Serialization;
 import org.onap.policy.rest.RESTManager;
 import org.onap.policy.rest.RESTManager.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.google.gson.JsonSyntaxException;
 
 public final class AAINQF199Manager {
+	private static final Logger logger = LoggerFactory.getLogger(AAINQF199Manager.class);
 	
 	public static AAINQF199Response	postQuery(String url, String username, String password, AAINQF199Request request, UUID requestID) {
 		
@@ -57,7 +60,7 @@ public final class AAINQF199Manager {
 				AAINQF199Response response = Serialization.gsonPretty.fromJson(httpDetails.b, AAINQF199Response.class);
 				return response;
 			} catch (JsonSyntaxException e) {
-				System.err.println("Failed to deserialize into AAIResponse" + e.getLocalizedMessage());
+				logger.error("postQuery threw: ", e);
 			}
 		}
 
@@ -93,7 +96,7 @@ public final class AAINQF199Manager {
 					responseGet = Serialization.gsonPretty.fromJson(httpDetailsGet.b, AAIGETResponse.class);
 					return responseGet;
 				} catch (JsonSyntaxException e) {
-					System.err.println("Failed to deserialize into AAIResponse" + e.getLocalizedMessage());
+					logger.error("getQuery threw: ", e);
 				}
 			}
 			try {
diff --git a/controlloop/common/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java b/controlloop/common/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java
index 8a801c32b..be7a66ada 100644
--- a/controlloop/common/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java
+++ b/controlloop/common/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java
@@ -25,6 +25,9 @@ import java.time.Instant;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.gson.JsonDeserializationContext;
@@ -37,16 +40,17 @@ import com.google.gson.JsonSerializer;
 
 public final class Serialization {
 	
-	public static DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSSxxx");
+	public static final DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSSxxx");
 
 	public static class gsonUTCAdapter implements JsonSerializer<ZonedDateTime>, JsonDeserializer<ZonedDateTime> {
-
+		private static final Logger logger = LoggerFactory.getLogger(gsonUTCAdapter.class);
+		
 		public ZonedDateTime deserialize(JsonElement element, Type type, JsonDeserializationContext context)
 				throws JsonParseException {
 			try {
 				return ZonedDateTime.parse(element.getAsString(), format);
 			} catch (Exception e) {
-				System.err.println(e);
+				logger.error("deserialize threw: ", e);
 			}
 			return null;
 		}
diff --git a/controlloop/common/model-impl/events/src/main/java/org/onap/policy/controlloop/util/Serialization.java b/controlloop/common/model-impl/events/src/main/java/org/onap/policy/controlloop/util/Serialization.java
index a45947733..9e6d1afc0 100644
--- a/controlloop/common/model-impl/events/src/main/java/org/onap/policy/controlloop/util/Serialization.java
+++ b/controlloop/common/model-impl/events/src/main/java/org/onap/policy/controlloop/util/Serialization.java
@@ -73,7 +73,7 @@ public final class Serialization {
 	}
 	
 	public static class gsonUTCAdapter implements JsonSerializer<ZonedDateTime>, JsonDeserializer<ZonedDateTime> {
-		public static DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSSxxx");
+		public static final DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSSxxx");
 
 		public ZonedDateTime deserialize(JsonElement element, Type type, JsonDeserializationContext context)
 				throws JsonParseException {
diff --git a/controlloop/common/model-impl/mso/src/main/java/org/onap/policy/mso/MSOManager.java b/controlloop/common/model-impl/mso/src/main/java/org/onap/policy/mso/MSOManager.java
index 79725901a..81d43ef76 100644
--- a/controlloop/common/model-impl/mso/src/main/java/org/onap/policy/mso/MSOManager.java
+++ b/controlloop/common/model-impl/mso/src/main/java/org/onap/policy/mso/MSOManager.java
@@ -26,11 +26,15 @@ import java.util.Map;
 import org.onap.policy.mso.util.Serialization;
 import org.onap.policy.rest.RESTManager;
 import org.onap.policy.rest.RESTManager.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.google.gson.JsonSyntaxException;
 
 public final class MSOManager {
 
+	private static final Logger logger = LoggerFactory.getLogger(MSOManager.class);
+	
 	public static MSOResponse createModuleInstance(String url, String urlBase, String username, String password, MSORequest request) {
 		
 		//
@@ -87,9 +91,9 @@ public final class MSOManager {
 				System.out.println("***** ########  VF Module Creation timeout. Status: ("+responseGet.request.requestStatus.requestState+")");
 				return responseGet;
 			} catch (JsonSyntaxException e) {
-				System.err.println("Failed to deserialize into MSOResponse" + e.getLocalizedMessage());
+				logger.error("Failed to deserialize into MSOResponse: ", e);
 			} catch (InterruptedException e) {
-				System.err.println("Interrupted exception: " + e.getLocalizedMessage());
+				logger.error("Interrupted exception: ", e);
 			}
 		}
 		
diff --git a/controlloop/common/model-impl/rest/src/main/java/org/onap/policy/rest/RESTManager.java b/controlloop/common/model-impl/rest/src/main/java/org/onap/policy/rest/RESTManager.java
index e42ab1693..8c79d2ad3 100644
--- a/controlloop/common/model-impl/rest/src/main/java/org/onap/policy/rest/RESTManager.java
+++ b/controlloop/common/model-impl/rest/src/main/java/org/onap/policy/rest/RESTManager.java
@@ -34,9 +34,13 @@ import org.apache.http.impl.client.BasicCredentialsProvider;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
 import org.apache.http.util.EntityUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public final class RESTManager {
 
+	private static final Logger logger = LoggerFactory.getLogger(RESTManager.class);
+	
 	public static class Pair<A, B> {
 		public final A a;
 		public final B b;
@@ -81,7 +85,8 @@ public final class RESTManager {
 
 			return new Pair<Integer, String>(response.getStatusLine().getStatusCode(), returnBody);
 		} catch (IOException e) {
-			System.err.println("Failed to POST to " + url + e.getLocalizedMessage());
+			logger.error("Failed to POST to {}",url,e);
+
 			return null;
 		}
 		
@@ -108,7 +113,7 @@ public final class RESTManager {
 
 			return new Pair<Integer, String>(response.getStatusLine().getStatusCode(), returnBody);
 		} catch (IOException e) {
-			System.err.println("Failed to GET to " + url + e.getLocalizedMessage());
+			logger.error("Failed to GET to {}",url,e);
 			return null;
 		}
 	}