AAI-common sonar fixes

Fixing bugs, code smells of aai-common repo found on sonar.

Issue-ID: AAI-2786
Change-Id: I421f8b46f385c7334b0f3cd80c07cb2f833f127f
Signed-off-by: David Brilla <david.brilla@tieto.com>

5 files changed, 21 insertions, 23 deletions

diff --git a/aai-core/src/main/java/org/onap/aai/exceptions/AAIException.java b/aai-core/src/main/java/org/onap/aai/exceptions/AAIException.java
index bca4b48c..320d5630 100644
--- a/aai-core/src/main/java/org/onap/aai/exceptions/AAIException.java
+++ b/aai-core/src/main/java/org/onap/aai/exceptions/AAIException.java
@@ -48,7 +48,7 @@ public class AAIException extends Exception {
     public AAIException() {
         super();
         this.code = DEFAULT_EXCEPTION_CODE;
-        this.templateVars = new LinkedList<String>();
+        this.templateVars = new LinkedList<>();
 
         try {
             this.errorObject = ErrorLogHelper.getErrorObject(getCode());
@@ -67,7 +67,7 @@ public class AAIException extends Exception {
         super();
 
         this.code = code;
-        this.templateVars = new LinkedList<String>();
+        this.templateVars = new LinkedList<>();
 
         try {
             this.errorObject = ErrorLogHelper.getErrorObject(getCode());
@@ -87,7 +87,7 @@ public class AAIException extends Exception {
         super(details);
 
         this.code = code;
-        this.templateVars = new LinkedList<String>();
+        this.templateVars = new LinkedList<>();
 
         try {
             this.errorObject = ErrorLogHelper.getErrorObject(getCode());
@@ -108,7 +108,7 @@ public class AAIException extends Exception {
         super(cause);
 
         this.code = code;
-        this.templateVars = new LinkedList<String>();
+        this.templateVars = new LinkedList<>();
 
         try {
             this.errorObject = ErrorLogHelper.getErrorObject(getCode());
@@ -129,7 +129,7 @@ public class AAIException extends Exception {
         super(details, cause);
 
         this.code = code;
-        this.templateVars = new LinkedList<String>();
+        this.templateVars = new LinkedList<>();
 
         try {
             this.errorObject = ErrorLogHelper.getErrorObject(getCode());
diff --git a/aai-core/src/main/java/org/onap/aai/logging/EcompResponseDescription.java b/aai-core/src/main/java/org/onap/aai/logging/EcompResponseDescription.java
index 4b2b3b46..b72cc100 100644
--- a/aai-core/src/main/java/org/onap/aai/logging/EcompResponseDescription.java
+++ b/aai-core/src/main/java/org/onap/aai/logging/EcompResponseDescription.java
@@ -22,25 +22,26 @@ package org.onap.aai.logging;
 
 import ch.qos.logback.classic.pattern.ClassicConverter;
 import ch.qos.logback.classic.spi.ILoggingEvent;
-
 import org.onap.aai.logging.LoggingContext.LoggingField;
 
 public class EcompResponseDescription extends ClassicConverter {
-    public final static String DefaultDescription = "Unknown response/error description";
+    public static final String DEFAULT_DESCRIPTION = "Unknown response/error description";
 
     @Override
     public String convert(ILoggingEvent event) {
 
         if (!event.getMDCPropertyMap().containsKey(LoggingField.RESPONSE_DESCRIPTION.toString())) {
-            return (DefaultDescription);
+            return (DEFAULT_DESCRIPTION);
         }
         // Replace pipes and new lines
         String currentDesc = event.getMDCPropertyMap().get(LoggingField.RESPONSE_DESCRIPTION.toString());
         if ((currentDesc == null) || (currentDesc.length() == 0)) {
-            return (DefaultDescription);
+            return (DEFAULT_DESCRIPTION);
         }
-        currentDesc = currentDesc.replaceAll("|", "!");
+        currentDesc = currentDesc.replaceAll("\\|", "!");
         currentDesc = currentDesc.replaceAll("[\\r\\n]+", "^");
-        return event.getMDCPropertyMap().get(LoggingField.RESPONSE_DESCRIPTION.toString());
+        return event.getMDCPropertyMap().get(currentDesc);
     }
 }
+
+
diff --git a/aai-core/src/main/java/org/onap/aai/logging/LoggingContext.java b/aai-core/src/main/java/org/onap/aai/logging/LoggingContext.java
index f79025a2..5630fd10 100644
--- a/aai-core/src/main/java/org/onap/aai/logging/LoggingContext.java
+++ b/aai-core/src/main/java/org/onap/aai/logging/LoggingContext.java
@@ -34,7 +34,6 @@ import java.util.concurrent.TimeUnit;
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
-import org.onap.aai.exceptions.AAIException;
 import org.slf4j.MDC;
 
 public class LoggingContext {
@@ -56,7 +55,7 @@ public class LoggingContext {
     public static final String BUSINESS_PROCESS_ERROR = "500";
     public static final String UNKNOWN_ERROR = "900";
 
-    public static final Map<String, String> responseMap = new HashMap();
+    protected static final Map<String, String> responseMap = new HashMap();
 
     static {
         responseMap.put(SUCCESS, "Success");
@@ -64,7 +63,7 @@ public class LoggingContext {
     }
 
     // Specific Log Event Fields
-    public static enum LoggingField {
+    public enum LoggingField {
         START_TIME("startTime"), REQUEST_ID("requestId"), SERVICE_INSTANCE_ID("serviceInstanceId"), SERVER_NAME(
                 "serverName"), SERVICE_NAME("serviceName"), PARTNER_NAME("partnerName"), STATUS_CODE(
                         "statusCode"), RESPONSE_CODE("responseCode"), RESPONSE_DESCRIPTION(
@@ -89,6 +88,7 @@ public class LoggingContext {
             this.text = text;
         }
 
+        @Override
         public String toString() {
             return text;
         }
@@ -162,7 +162,7 @@ public class LoggingContext {
     }
 
     public static String responseCode() {
-        return (String) MDC.get(LoggingField.RESPONSE_CODE.toString());
+        return MDC.get(LoggingField.RESPONSE_CODE.toString());
     }
 
     public static void responseCode(String responseCode) {
@@ -268,10 +268,7 @@ public class LoggingContext {
 
     public static boolean isStopWatchStarted() {
         final String rawStopWatchStart = MDC.get(LoggingField.STOP_WATCH_START.toString());
-        if (rawStopWatchStart == null) {
-            return false;
-        }
-        return true;
+        return rawStopWatchStart != null;
     }
 
     public static void stopWatchStart() {
@@ -406,7 +403,7 @@ public class LoggingContext {
     }
 
     public static Map<String, String> getCopy() {
-        final Map<String, String> copy = new HashMap<String, String>();
+        final Map<String, String> copy = new HashMap<>();
 
         for (LoggingField field : LoggingField.values()) {
             final String value = MDC.get(field.toString());
diff --git a/aai-core/src/main/java/org/onap/aai/serialization/tinkerpop/TreeBackedVertex.java b/aai-core/src/main/java/org/onap/aai/serialization/tinkerpop/TreeBackedVertex.java
index c2856a77..700005ac 100644
--- a/aai-core/src/main/java/org/onap/aai/serialization/tinkerpop/TreeBackedVertex.java
+++ b/aai-core/src/main/java/org/onap/aai/serialization/tinkerpop/TreeBackedVertex.java
@@ -39,8 +39,8 @@ import org.apache.tinkerpop.gremlin.structure.util.detached.DetachedVertex;
 public class TreeBackedVertex extends DetachedVertex implements Vertex {
 
     private static final long serialVersionUID = -976854460992756953L;
-    private final Tree<Element> tree;
-    private final Vertex self;
+    private final transient Tree<Element> tree;
+    private final transient Vertex self;
 
     public TreeBackedVertex(Vertex v, Tree<Element> tree) {
         super(v, true);
diff --git a/aai-core/src/main/java/org/onap/aai/util/HbaseSaltPrefixer.java b/aai-core/src/main/java/org/onap/aai/util/HbaseSaltPrefixer.java
index fef10a77..a41ad27b 100644
--- a/aai-core/src/main/java/org/onap/aai/util/HbaseSaltPrefixer.java
+++ b/aai-core/src/main/java/org/onap/aai/util/HbaseSaltPrefixer.java
@@ -55,7 +55,7 @@ public class HbaseSaltPrefixer {
      * @return the string
      */
     public String prependSalt(String key) {
-        int salt = Math.abs(key.hashCode()) % NUM_REGION_BUCKETS;
+        int salt = key.hashCode() % NUM_REGION_BUCKETS;
         return salt + "-" + key;
     }
 }