Merge branch 'fix-filter-copy' into 'master'

Use object mapper with default config in filter copy method

See merge request genesys-pgr/application-blocks!62

core/src/main/java/org/genesys/blocks/model/filters/BasicModelFilter.java

@@ -61,11 +61,13 @@ public abstract class BasicModelFilter<T extends BasicModelFilter<T, R>, R exten
 
 	private static final ObjectMapper jsonizer = new ObjectMapper();
 	private static final ObjectMapper nonDefault = new ObjectMapper();
+	private static final ObjectMapper defaultMapper = new ObjectMapper();
 
 	static {
 		// Any objectMapper configuration goes here
 		jsonizer.setSerializationInclusion(Include.NON_NULL);
 		nonDefault.setSerializationInclusion(Include.NON_DEFAULT);
+		defaultMapper.setSerializationInclusion(Include.USE_DEFAULTS);
 	}
 
 	/** The id. */
@@ -236,7 +238,7 @@ public abstract class BasicModelFilter<T extends BasicModelFilter<T, R>, R exten
 	 * @throws IOException Signals that an I/O exception has occurred.
 	 */
 	public <X> X copy(final Class<X> targetType) throws IOException {
-		return jsonizer.readValue(jsonizer.writeValueAsString(this), targetType);
+		return defaultMapper.readValue(defaultMapper.writeValueAsString(this), targetType);
 	}
 
 	@Override