com.sun.mail.imap.protocol.MailboxInfo Maven / Gradle / Ivy
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*/
package com.sun.mail.imap.protocol;
import java.util.List;
import java.util.ArrayList;
import javax.mail.Flags;
import com.sun.mail.iap.*;
/**
* Information collected when opening a mailbox.
*
* @author John Mani
* @author Bill Shannon
*/
public class MailboxInfo {
/** The available flags. */
public Flags availableFlags = null;
/** The permanent flags. */
public Flags permanentFlags = null;
/** The total number of messages. */
public int total = -1;
/** The number of recent messages. */
public int recent = -1;
/** The first unseen message. */
public int first = -1;
/** The UIDVALIDITY. */
public long uidvalidity = -1;
/** The next UID value to be assigned. */
public long uidnext = -1;
/** The highest MODSEQ value. */
public long highestmodseq = -1; // RFC 4551 - CONDSTORE
/** Folder.READ_WRITE or Folder.READ_ONLY, set by IMAPProtocol. */
public int mode;
/** VANISHED or FETCH responses received while opening the mailbox. */
public List responses;
/**
* Collect the information about this mailbox from the
* responses to a SELECT or EXAMINE.
*
* @param r the responses
* @exception ParsingException for errors parsing the responses
*/
public MailboxInfo(Response[] r) throws ParsingException {
for (int i = 0; i < r.length; i++) {
if (r[i] == null || !(r[i] instanceof IMAPResponse))
continue;
IMAPResponse ir = (IMAPResponse)r[i];
if (ir.keyEquals("EXISTS")) {
total = ir.getNumber();
r[i] = null; // remove this response
} else if (ir.keyEquals("RECENT")) {
recent = ir.getNumber();
r[i] = null; // remove this response
} else if (ir.keyEquals("FLAGS")) {
availableFlags = new FLAGS(ir);
r[i] = null; // remove this response
} else if (ir.keyEquals("VANISHED")) {
if (responses == null)
responses = new ArrayList();
responses.add(ir);
r[i] = null; // remove this response
} else if (ir.keyEquals("FETCH")) {
if (responses == null)
responses = new ArrayList();
responses.add(ir);
r[i] = null; // remove this response
} else if (ir.isUnTagged() && ir.isOK()) {
/*
* should be one of:
* * OK [UNSEEN 12]
* * OK [UIDVALIDITY 3857529045]
* * OK [PERMANENTFLAGS (\Deleted)]
* * OK [UIDNEXT 44]
* * OK [HIGHESTMODSEQ 103]
*/
ir.skipSpaces();
if (ir.readByte() != '[') { // huh ???
ir.reset();
continue;
}
boolean handled = true;
String s = ir.readAtom();
if (s.equalsIgnoreCase("UNSEEN"))
first = ir.readNumber();
else if (s.equalsIgnoreCase("UIDVALIDITY"))
uidvalidity = ir.readLong();
else if (s.equalsIgnoreCase("PERMANENTFLAGS"))
permanentFlags = new FLAGS(ir);
else if (s.equalsIgnoreCase("UIDNEXT"))
uidnext = ir.readLong();
else if (s.equalsIgnoreCase("HIGHESTMODSEQ"))
highestmodseq = ir.readLong();
else
handled = false; // possibly an ALERT
if (handled)
r[i] = null; // remove this response
else
ir.reset(); // so ALERT can be read
}
}
/*
* The PERMANENTFLAGS response code is optional, and if
* not present implies that all flags in the required FLAGS
* response can be changed permanently.
*/
if (permanentFlags == null) {
if (availableFlags != null)
permanentFlags = new Flags(availableFlags);
else
permanentFlags = new Flags();
}
}
}