Status.java

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package com.sun.mail.imap.protocol;

import com.sun.mail.iap.*;

/**
 * STATUS response.
 *
 * @author  John Mani
 */

public class Status { 
    public String mbox = null;
    public int total = -1;
    public int recent = -1;
    public long uidnext = -1;
    public long uidvalidity = -1;
    public int unseen = -1;

    static final String[] standardItems =
	{ "MESSAGES", "RECENT", "UNSEEN", "UIDNEXT", "UIDVALIDITY" };

    public Status(Response r) throws ParsingException {
	mbox = r.readAtomString(); // mailbox := astring

	// Workaround buggy IMAP servers that don't quote folder names
	// with spaces.
	final StringBuffer buffer = new StringBuffer();
	boolean onlySpaces = true;

	while (r.peekByte() != '(' && r.peekByte() != 0) {
	    final char next = (char)r.readByte();

	    buffer.append(next);

	    if (next != ' ') {
		onlySpaces = false;
	    }
	}

	if (!onlySpaces) {
	    mbox = (mbox + buffer).trim();
	}

	if (r.readByte() != '(')
	    throw new ParsingException("parse error in STATUS");
	
	do {
	    String attr = r.readAtom();
	    if (attr.equalsIgnoreCase("MESSAGES"))
		total = r.readNumber();
	    else if (attr.equalsIgnoreCase("RECENT"))
		recent = r.readNumber();
	    else if (attr.equalsIgnoreCase("UIDNEXT"))
		uidnext = r.readLong();
	    else if (attr.equalsIgnoreCase("UIDVALIDITY"))
		uidvalidity = r.readLong();
	    else if (attr.equalsIgnoreCase("UNSEEN"))
		unseen = r.readNumber();
	} while (r.readByte() != ')');
    }

    public static void add(Status s1, Status s2) {
	if (s2.total != -1)
	    s1.total = s2.total;
	if (s2.recent != -1)
	    s1.recent = s2.recent;
	if (s2.uidnext != -1)
	    s1.uidnext = s2.uidnext;
	if (s2.uidvalidity != -1)
	    s1.uidvalidity = s2.uidvalidity;
	if (s2.unseen != -1)
	    s1.unseen = s2.unseen;
    }
}