데이터 변환이 가능하지 않는 타입에 대한 로그 처리

src/main/java/com/nexacro/spring/data/support/AbstractDataSetConverter.java

@@ -158,6 +158,7 @@ public class AbstractDataSetConverter extends AbstractListenerHandler {
             Class<?> propertyType = property.getPropertyType();
             
             if(!NexacroConverterHelper.isConvertibleType(propertyType)) {
+            	logger.debug(propertyType + " type of "+ propertyName + " is ignored because it can not be converted.");
                 continue;
             }
             DataType dataTypeOfValue = NexacroConverterHelper.getDataType(propertyType);
@@ -190,6 +191,7 @@ public class AbstractDataSetConverter extends AbstractListenerHandler {
 
 		// add column
 		if (!NexacroConverterHelper.isConvertibleType(value.getClass())) {
+			logger.debug(value.getClass() + " type of "+ columnName + " is ignored because it can not be converted.");
 			return false;
 		}
 		DataType dataTypeOfValue = NexacroConverterHelper.getDataTypeOfValue(value);

src/main/java/com/nexacro/spring/data/support/NexacroBeanWrapper.java

@@ -306,6 +306,7 @@ return new String(chars);
             }
             
             if(!NexacroConverterHelper.isConvertibleType(descriptor.getPropertyType())) {
+            	logger.debug(descriptor.getPropertyType() + " type of "+ name + " is ignored.");
                 // unsupported type
                 return false;
             }