@Override
        public boolean equals(Object obj)
        {
            if (this == obj)
                return true;
            if (obj == null)
                return false;
            if (getClass() != obj.getClass())
                return false;
            Task other = (Task) obj;
            if (bigDecimal == null)
            {
                if (other.bigDecimal != null)
                    return false;
            }
            else if (!bigDecimal.equals(other.bigDecimal))
                return false;
            if (bigInteger == null)
            {
                if (other.bigInteger != null)
                    return false;
            }
            else if (!bigInteger.equals(other.bigInteger))
                return false;
            if (dateCreated == null)
            {
                if (other.dateCreated != null)
                    return false;
            }
            else if (!dateCreated.equals(other.dateCreated))
                return false;
            if (description == null)
            {
                if (other.description != null)
                    return false;
            }
            else if (!description.equals(other.description))
                return false;
            if (id != other.id)
                return false;
            if (tags == null)
            {
                if (other.tags != null)
                    return false;
            }
            else if (!tags.equals(other.tags))
                return false;
            return true;
        }
@param bigDecimal
           the bigDecimal to set
protostuff-runtime/src/test/java/io/protostuff/runtime/CollectionTest.java