fix(jackson): reflection based Jackson modul loader

Reason: Construct modul classes was wrong implemented before

1 files changed, 6 insertions, 5 deletions

diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/utils/DefaultJsonMapper.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/utils/DefaultJsonMapper.java
index 92bf94d4..b6586bff 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/utils/DefaultJsonMapper.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/utils/DefaultJsonMapper.java
@@ -1,8 +1,8 @@
 package at.gv.egiz.eaaf.core.impl.utils;
 
 import java.io.IOException;
+import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.fasterxml.jackson.annotation.PropertyAccessor;
@@ -135,11 +135,12 @@ public final class DefaultJsonMapper {
 
   private static Module getModuleInstance(Class<?> clazz, String constructorName) {
     try {
-      final Method constructor = clazz.getMethod(constructorName, new Class[] {});
+
+      final Constructor<?> constructor = clazz.getConstructor(new Class[] {});
       if (constructor != null) {
         log.trace("Found method: {} for class:{}. Creating instanze .... ",
             constructorName, clazz.getName());
-        final Object rawModule = constructor.invoke(clazz);
+        final Object rawModule = constructor.newInstance(null);
         return rawModule instanceof Module ? (Module) rawModule : null;
 
       } else {
@@ -148,8 +149,8 @@ public final class DefaultJsonMapper {
       }
 
     } catch (NoSuchMethodException | SecurityException | IllegalAccessException
-        | IllegalArgumentException | InvocationTargetException e) {
-      log.debug("Can not create instanze of Jackson module: {}. Reason: {}", clazz.getName(), e.getMessage());
+        | IllegalArgumentException | InvocationTargetException | InstantiationException e) {
+      log.info("Can not create instanze of Jackson module: {}. Reason: {}", clazz.getName(), e.getMessage());
       log.trace("Detailed error", e);
 
     }