Improvements to Parameter Srvice

Add proper handling for optional parameters
Add setName() to the parameter group interface to force definition
of that method
Add some convenience metnods to parameter service

Issue-ID: POLICY-1035
Change-Id: Iaa9226f45215b00aff9b78ab5fc120c24a0af46d
Signed-off-by: liamfallon <liam.fallon@ericsson.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/common-parameters/src/main/java/org/onap/policy/common/parameters/ParameterException.java b/common-parameters/src/main/java/org/onap/policy/common/parameters/ParameterException.java
index 3a6e17e8..0b29a4e6 100644
--- a/common-parameters/src/main/java/org/onap/policy/common/parameters/ParameterException.java
+++ b/common-parameters/src/main/java/org/onap/policy/common/parameters/ParameterException.java
@@ -88,7 +88,7 @@ public class ParameterException extends Exception {
      * @param throwable the top level exception
      * @return cascaded message string
      */
-    public static String buildCascadedMessage(Throwable throwable) {
+    public static String buildCascadedMessage(final Throwable throwable) {
         final StringBuilder builder = new StringBuilder();
         builder.append(throwable.getMessage());