Create StandardYamlCoder

Created StandardYamlCoder which is like a StandardCoder, except that
the original converts to/from JSON, while the new class converts to/from
YAML.  Also added YamlMessageBodyHandler and incorporated it into the
http server so that it supports a media type of */yaml.

Change-Id: Ibd83a9f6d355a330f63e435f2bb41affcf1947c2
Issue-ID: POLICY-2065
Signed-off-by: Jim Hahn <jrh3@att.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
index 2368c0b8..decf95f9 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
@@ -99,7 +99,8 @@ public class RestServer extends ServiceManagerContainer {
         props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_AAF_SUFFIX,
                         String.valueOf(restServerParameters.isAaf()));
         props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SERIALIZATION_PROVIDER,
-                        String.join(",", GsonMessageBodyHandler.class.getName(), JsonExceptionMapper.class.getName()));
+                        String.join(",", GsonMessageBodyHandler.class.getName(), YamlMessageBodyHandler.class.getName(),
+                                        JsonExceptionMapper.class.getName()));
         return props;
     }