ATLAS-1613: fix for bigdecimal value handling to avoid casting to long; fixed…

intg/src/main/java/org/apache/atlas/AtlasErrorCode.java

@@ -74,7 +74,7 @@ public enum AtlasErrorCode {
     EMPTY_RESULTS(404, "ATLAS4044E", "No result found for {0}"),
     INSTANCE_GUID_NOT_FOUND(404, "ATLAS4045E", "Given instance guid {0} is invalid/not found"),
     INSTANCE_LINEAGE_QUERY_FAILED(404, "ATLAS4047E", "Instance lineage query failed {0}"),
-    INSTANCE_CRUD_INVALID_PARAMS(404, "ATLAS4049E", "Invalid instance creation/updation parameters passed : {0}"),
+    INSTANCE_CRUD_INVALID_PARAMS(400, "ATLAS4049E", "Invalid instance creation/updation parameters passed : {0}"),
     CLASSIFICATION_NOT_FOUND(404, "ATLAS4048E", "Given classification {0} was invalid"),
 
     INSTANCE_BY_UNIQUE_ATTRIBUTE_NOT_FOUND(404, "ATLAS40410E", "Instance {0} with unique attribute {1} does not exist"),

intg/src/main/java/org/apache/atlas/type/AtlasBuiltInTypes.java

@@ -365,11 +365,13 @@ public class AtlasBuiltInTypes {
             if (obj != null) {
                 if (obj instanceof BigInteger) {
                     return (BigInteger) obj;
+                } else if (obj instanceof BigDecimal) {
+                    return ((BigDecimal) obj).toBigInteger();
                 } else if (obj instanceof Number) {
                     return BigInteger.valueOf(((Number) obj).longValue());
                 } else {
                     try {
-                        return new BigInteger(obj.toString());
+                        return new BigDecimal(obj.toString()).toBigInteger();
                     } catch (NumberFormatException excp) {
                         // ignore
                     }
@@ -409,8 +411,10 @@ public class AtlasBuiltInTypes {
             if (obj != null) {
                 if (obj instanceof BigDecimal) {
                     return (BigDecimal) obj;
+                } else if (obj instanceof BigInteger) {
+                    return new BigDecimal((BigInteger) obj);
                 } else if (obj instanceof Number) {
-                    return BigDecimal.valueOf(((Number) obj).longValue());
+                    return BigDecimal.valueOf(((Number) obj).doubleValue());
                 } else {
                     try {
                         return new BigDecimal(obj.toString());