javax.mail.search.DateTerm Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2017 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package javax.mail.search;
import java.util.Date;
/**
* This class implements comparisons for Dates
*
* @author Bill Shannon
* @author John Mani
*/
public abstract class DateTerm extends ComparisonTerm {
/**
* The date.
*
* @serial
*/
protected Date date;
private static final long serialVersionUID = 4818873430063720043L;
/**
* Constructor.
* @param comparison the comparison type
* @param date The Date to be compared against
*/
protected DateTerm(int comparison, Date date) {
this.comparison = comparison;
this.date = date;
}
/**
* Return the Date to compare with.
*
* @return the date
*/
public Date getDate() {
return new Date(date.getTime());
}
/**
* Return the type of comparison.
*
* @return the comparison type
*/
public int getComparison() {
return comparison;
}
/**
* The date comparison method.
*
* @param d the date in the constructor is compared with this date
* @return true if the dates match, otherwise false
*/
protected boolean match(Date d) {
switch (comparison) {
case LE:
return d.before(date) || d.equals(date);
case LT:
return d.before(date);
case EQ:
return d.equals(date);
case NE:
return !d.equals(date);
case GT:
return d.after(date);
case GE:
return d.after(date) || d.equals(date);
default:
return false;
}
}
/**
* Equality comparison.
*/
@Override
public boolean equals(Object obj) {
if (!(obj instanceof DateTerm))
return false;
DateTerm dt = (DateTerm)obj;
return dt.date.equals(this.date) && super.equals(obj);
}
/**
* Compute a hashCode for this object.
*/
@Override
public int hashCode() {
return date.hashCode() + super.hashCode();
}
}