jakarta.mail.search.IntegerComparisonTerm Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2023 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package jakarta.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;
/**
* Constructor.
*
* @param comparison the type of comparison.
* @param number the number to compare with.
*/
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;
}
/**
* Match against the argument {@code i}.
*
* @param i the integer to match
* @return true if given integer matches this comparison; otherwise false
*/
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();
}
}