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package javax.mail.search;
/**
* This class implements comparisons for integers.
*
* @author Bill Shannon
* @author John Mani
*/
public abstract class
IntegerComparisonTerm extends
ComparisonTerm {
/**
* The number.
*
* @serial
*/
protected int
number;
private static final long
serialVersionUID = -6963571240154302484L;
protected
IntegerComparisonTerm(int
comparison, int
number) {
this.
comparison =
comparison;
this.
number =
number;
}
/**
* Return the number to compare with.
*
* @return the number
*/
public int
getNumber() {
return
number;
}
/**
* Return the type of comparison.
*
* @return the comparison type
*/
public int
getComparison() {
return
comparison;
}
protected boolean
match(int
i) {
switch (
comparison) {
case
LE:
return
i <=
number;
case
LT:
return
i <
number;
case
EQ:
return
i ==
number;
case
NE:
return
i !=
number;
case
GT:
return
i >
number;
case
GE:
return
i >=
number;
default:
return false;
}
}
/**
* Equality comparison.
*/
@
Override
public boolean
equals(
Object obj) {
if (!(
obj instanceof
IntegerComparisonTerm))
return false;
IntegerComparisonTerm ict = (
IntegerComparisonTerm)
obj;
return
ict.
number == this.
number && super.equals(
obj);
}
/**
* Compute a hashCode for this object.
*/
@
Override
public int
hashCode() {
return
number + super.hashCode();
}
}