Added private constructor

Reorder the modifiers to comply with the Java Language Specification

Issue-ID: POLICY-239
Change-Id: I1c156dd420d27c45d496b07841f6375aec1b8de3
Signed-off-by: ramanjaneya <ramanjaneya.palleti@huawei.com>
diff --git a/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/util/Serialization.java b/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/util/Serialization.java
index 785c173..9347009 100644
--- a/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/util/Serialization.java
+++ b/controlloop/common/model-impl/aai/src/main/java/org/onap/policy/aai/util/Serialization.java
@@ -25,7 +25,10 @@
 
 public final class Serialization {
 
-	final static public Gson gsonPretty = new GsonBuilder().disableHtmlEscaping()
+	private Serialization(){
+	}
+
+	public static final Gson gsonPretty = new GsonBuilder().disableHtmlEscaping()
 			.setPrettyPrinting()
 //			.registerTypeAdapter(AAIQueryParameters.class, new notificationTypeAdapter())
 			.create();