public Integer getInteger(int defaultValue) {
        Integer value = local.getInteger();
        if (value == null) {
            value = global.getInteger(defaultValue);
        }
        return value;
    }
@param defaultValue Default Value
@return Returns the value as integer. If not value is set (either global or worker specific),
    then returns the default value.
client/src/main/java/com/netflix/conductor/client/config/PropertyFactory.java