protected IntegerComparisonTerm(int comparison,
    int number) 
{
        super();
        this.comparison = comparison;
        this.number = number;
}

 public boolean equals(Object other) 
{
        if (other == this) return true;
        if (other instanceof IntegerComparisonTerm == false) return false;
        final IntegerComparisonTerm term = (IntegerComparisonTerm) other;
        return this.comparison == term.comparison && this.number == term.number;
}

 public int getComparison() 
{
        return comparison;
}

 public int getNumber() 
{
        return number;
}

 public int hashCode() 
{
        return number;
}

 protected boolean match(int match) 
{
        switch (comparison) {
        case EQ:
            return match == number;
        case NE:
            return match != number;
        case GT:
            return match  > number;
        case GE:
            return match  >= number;
        case LT:
            return match <  number;
        case LE:
            return match < = number;
        default:
            return false;
        }
}