public static void addToPayload()

in src/main/java/org/apache/commons/scxml2/model/PayloadBuilder.java [122:149]

• 28 lines of code
• 6 McCabe index (conditional complexity)

    public static void addToPayload(final String attrName, final Object attrValue, final Map<String, Object> payload) {
        DataValueList valueList = null;
        Object value = payload.get(attrName);
        if (value != null) {
            if (value instanceof DataValueList) {
                valueList = (DataValueList)value;
            }
            else {
                valueList = new DataValueList();
                valueList.add(value);
                payload.put(attrName, valueList);
            }
        }
        value = attrValue;
        if (value instanceof List) {
            if (valueList == null) {
                valueList = new DataValueList();
                payload.put(attrName, valueList);
            }
            valueList.addAll((List)value);
        }
        else if (valueList != null) {
            valueList.add(value);
        }
        else {
            payload.put(attrName, value);
        }
    }