2 files changed, 42 insertions, 0 deletions
diff --git a/ONAP-XACML/src/main/java/org/onap/policy/xacml/api/XACMLErrorConstants.java b/ONAP-XACML/src/main/java/org/onap/policy/xacml/api/XACMLErrorConstants.java
index 77c0da401..0cbba2f19 100644
--- a/ONAP-XACML/src/main/java/org/onap/policy/xacml/api/XACMLErrorConstants.java
+++ b/ONAP-XACML/src/main/java/org/onap/policy/xacml/api/XACMLErrorConstants.java
@@ -52,5 +52,9 @@ public class XACMLErrorConstants {
 	//Captures all the errors that not related to the list of above error codes
 	public static final String ERROR_UNKNOWN = "PE900 - Unknown Error: ";
 	
+	// Static class, hide constructor
+    private XACMLErrorConstants() {
+    	super();
+    }
 
 }
diff --git a/ONAP-XACML/src/test/java/org/onap/policy/xacml/test/api/XACMLErrorConstantsTest.java b/ONAP-XACML/src/test/java/org/onap/policy/xacml/test/api/XACMLErrorConstantsTest.java
new file mode 100644
index 000000000..221481723
--- /dev/null
+++ b/ONAP-XACML/src/test/java/org/onap/policy/xacml/test/api/XACMLErrorConstantsTest.java
@@ -0,0 +1,38 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-XACML
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.xacml.test.api;
+
+import static org.junit.Assert.assertTrue;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Modifier;
+import org.junit.Test;
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+
+public class XACMLErrorConstantsTest {
+	@Test
+	public void testConstructorIsPrivate1() throws NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException {
+	  Constructor<XACMLErrorConstants> constructor = XACMLErrorConstants.class.getDeclaredConstructor();
+	  assertTrue(Modifier.isPrivate(constructor.getModifiers()));
+	  constructor.setAccessible(true);
+	  constructor.newInstance();
+	}
+}