com.sun.mail.imap.ModifiedSinceTerm Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 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 com.sun.mail.imap;
import javax.mail.Message;
import javax.mail.search.SearchTerm;
/**
* Find messages that have been modified since a given MODSEQ value.
* Relies on the server implementing the CONDSTORE extension
* (RFC 4551).
*
* @since JavaMail 1.5.1
* @author Bill Shannon
*/
public final class ModifiedSinceTerm extends SearchTerm {
private long modseq;
private static final long serialVersionUID = 5151457469634727992L;
/**
* Constructor.
*
* @param modseq modification sequence number
*/
public ModifiedSinceTerm(long modseq) {
this.modseq = modseq;
}
/**
* Return the modseq.
*
* @return the modseq
*/
public long getModSeq() {
return modseq;
}
/**
* The match method.
*
* @param msg the date comparator is applied to this Message's
* MODSEQ
* @return true if the comparison succeeds, otherwise false
*/
@Override
public boolean match(Message msg) {
long m;
try {
if (msg instanceof IMAPMessage)
m = ((IMAPMessage)msg).getModSeq();
else
return false;
} catch (Exception e) {
return false;
}
return m >= modseq;
}
/**
* Equality comparison.
*/
@Override
public boolean equals(Object obj) {
if (!(obj instanceof ModifiedSinceTerm))
return false;
return modseq == ((ModifiedSinceTerm)obj).modseq;
}
/**
* Compute a hashCode for this object.
*/
@Override
public int hashCode() {
return (int)modseq;
}
}
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