com.sun.mail.imap.IMAPNestedMessage 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 java.io.*;
import javax.mail.*;
import com.sun.mail.imap.protocol.*;
import com.sun.mail.iap.ProtocolException;
/**
* This class implements a nested IMAP message
*
* @author John Mani
*/
public class IMAPNestedMessage extends IMAPMessage {
private IMAPMessage msg; // the enclosure of this nested message
/**
* Package private constructor.
*
* Note that nested messages have no containing folder, nor
* a message number.
*/
IMAPNestedMessage(IMAPMessage m, BODYSTRUCTURE b, ENVELOPE e, String sid) {
super(m._getSession());
msg = m;
bs = b;
envelope = e;
sectionId = sid;
setPeek(m.getPeek());
}
/*
* Get the enclosing message's Protocol object. Overrides
* IMAPMessage.getProtocol().
*/
@Override
protected IMAPProtocol getProtocol()
throws ProtocolException, FolderClosedException {
return msg.getProtocol();
}
/*
* Is this an IMAP4 REV1 server?
*/
@Override
protected boolean isREV1() throws FolderClosedException {
return msg.isREV1();
}
/*
* Get the enclosing message's messageCacheLock. Overrides
* IMAPMessage.getMessageCacheLock().
*/
@Override
protected Object getMessageCacheLock() {
return msg.getMessageCacheLock();
}
/*
* Get the enclosing message's sequence number. Overrides
* IMAPMessage.getSequenceNumber().
*/
@Override
protected int getSequenceNumber() {
return msg.getSequenceNumber();
}
/*
* Check whether the enclosing message is expunged. Overrides
* IMAPMessage.checkExpunged().
*/
@Override
protected void checkExpunged() throws MessageRemovedException {
msg.checkExpunged();
}
/*
* Check whether the enclosing message is expunged. Overrides
* Message.isExpunged().
*/
@Override
public boolean isExpunged() {
return msg.isExpunged();
}
/*
* Get the enclosing message's fetchBlockSize.
*/
@Override
protected int getFetchBlockSize() {
return msg.getFetchBlockSize();
}
/*
* Get the enclosing message's ignoreBodyStructureSize.
*/
@Override
protected boolean ignoreBodyStructureSize() {
return msg.ignoreBodyStructureSize();
}
/*
* IMAPMessage uses RFC822.SIZE. We use the "size" field from
* our BODYSTRUCTURE.
*/
@Override
public int getSize() throws MessagingException {
return bs.size;
}
/*
* Disallow setting flags on nested messages
*/
@Override
public synchronized void setFlags(Flags flag, boolean set)
throws MessagingException {
// Cannot set FLAGS on a nested IMAP message
throw new MethodNotSupportedException(
"Cannot set flags on this nested message");
}
}