try {
PreparedStatement q = conn.prepareStatement("select max(uid_) from mail");
ResultSet rs = q.executeQuery();
- if (!rs.next()) return -1;
+ //if (!rs.next()) return -1;
+ if (!rs.next()) throw new RuntimeException("select max(uid_) returned no rows!");
return rs.getInt(1)+1;
} catch (Exception e) { throw new RuntimeException(e); }
}
}
return whereClause;
}
- private static String joinWith(String op, Query[] q) throws UnsupportedQueryException {
- boolean add = false;
- StringBuffer sb = new StringBuffer();
- for(int i=0; i<q.length; i++) {
- if (add) sb.append(" " + op);
- sb.append(" (");
- sb.append(getWhereClause(q[i]));
- sb.append(")");
- add = true;
- }
- return sb.toString();
- }
- private static String getWhereClause(Query q) throws UnsupportedQueryException {
+ private String getWhereClause(Query q) throws UnsupportedQueryException {
+ String op;
switch(q.type) {
case Query.NOT: return "not ("+getWhereClause(q.q[0])+")";
- case Query.AND: return joinWith("and", q.q);
- case Query.OR: return joinWith("or", q.q);
+ case Query.AND: op = "and";
+ case Query.OR: op = "or";
+ {
+ boolean add = false;
+ StringBuffer sb = new StringBuffer();
+ for(int i=0; i<q.q.length; i++) {
+ if (add) sb.append(" " + op);
+ sb.append(" (");
+ sb.append(getWhereClause(q.q[i]));
+ sb.append(")");
+ add = true;
+ }
+ return sb.toString();
+ }
case Query.ALL: return "1=1";
case Query.UID: return set(q.set, "uid_");
case Query.DELETED: return "((flags_ & "+(Mailbox.Flag.DELETED)+")!=0)";
public static final int FULL = 10;
public static final int IMAPNUM = 11;
*/
+
+ case Query.IMAPNUM: {
+ try {
+ // translate queries in terms of imap numbers into queries in terms of uids
+ // RELIES ON THE FACT THAT UIDS ARE MONOTONICALLY INCREASING
+ int[] set = new int[q.set==null ? 2 : q.set.length];
+ if (q.set==null) { set[0] = q.min; set[1] = q.max; }
+ else System.arraycopy(q.set, 0, set, 0, q.set.length);
+ for(int i=0; i<set.length; i++) {
+ int uid = queryUidForImapNum(set[i]);
+ if (uid==-1) {
+ Log.info(SqliteMailbox.class, "PROBLEM => resorting to superclass: " + q);
+ throw new UnsupportedQueryException();
+ }
+ set[i] = uid;
+ }
+ return getWhereClause(Query.uid(set));
+ } catch (SQLException e) {
+ Log.error(this, e);
+ Log.info(SqliteMailbox.class, "resorting to superclass: " + q);
+ throw new UnsupportedQueryException();
+ }
+ }
+
default: {
- Log.info(SqliteMailbox.class, "resorting to superclass: " + q.type);
+ Log.info(SqliteMailbox.class, "resorting to superclass: " + q);
throw new UnsupportedQueryException();
}
}
String whereClause = getWhereClause(q);
Log.info(this, "whereClause = " + whereClause);
try {
+ Log.warn("SQL", "select count(*) from mail where " + whereClause);
ResultSet rs = conn.prepareStatement("select count(*) from mail where " + whereClause).executeQuery();
rs.next();
return rs.getInt(1);
}
public void insert(Message m, int flags) {
try {
+ PreparedStatement query = conn.prepareStatement("select headers_,body_,flags_ from 'mail' where messageid_=?");
+ query.setString(1, m.messageid);
+ Log.warn("SQL", "select headers_,body_,flags_ from 'mail' where messageid_="+m.messageid);
+ ResultSet rs2 = query.executeQuery();
+ if (rs2.next()) {
+ Message m2 = Message.newMessage(Fountain.Util.concat(Fountain.Util.create(rs2.getString(1)),
+ Fountain.Util.create("\r\n\r\n"),
+ Fountain.Util.create(rs2.getString(2))));
+ StringBuffer s1 = new StringBuffer();
+ m.getBody().getStream().transcribe(s1);
+ StringBuffer s2 = new StringBuffer();
+ m2.getBody().getStream().transcribe(s2);
+ if (!s1.toString().equals(s2.toString())) {
+ Log.error(this.toString(),
+ "attempt to insert two messages with identical messageid ("+m.messageid+") but different bodies:\n"+
+ " (body length="+s1.length()+") "+m.summary()+"\n"+
+ " (body length="+s2.length()+") "+m2.summary()+"\n");
+ } else {
+ Log.warn(this.toString(),
+ "silently dropping duplicate insert() [messageids and bodies match]: " + m.summary());
+ return;
+ }
+ }
PreparedStatement add =
- conn.prepareStatement("insert or replace into 'mail' ("+columns+") values (?,?,?,?,?,?,?,?)");
+ conn.prepareStatement("insert "+/*"or replace "+*/"into 'mail' ("+columns+") values (?,?,?,?,?,?,?,?)");
add.setString(1, m.messageid+"");
add.setString(2, m.from+"");
add.setString(3, m.to+"");
add.setString(4, m.date+"");
add.setString(5, m.subject+"");
- add.setString(6, streamToString(m.headers.getStream()));
- add.setString(7, streamToString(m.getBody().getStream()));
+ add.setString(6, SqliteDB.streamToString(m.headers.getStream()));
+ add.setString(7, SqliteDB.streamToString(m.getBody().getStream()));
add.setInt (8, flags);
add.executeUpdate();
public SqliteJdbcIterator() { this(""); }
public SqliteJdbcIterator(String whereClause) {
try {
+ /*
+ if (whereClause.equals(""))
+ Log.warn(this, "performance warning: empty whereClause");
+ */
this.whereClause = whereClause;
+ Log.warn("SQL", "select messageid_,uid_,flags_ from 'mail' "+whereClause);
PreparedStatement query = conn.prepareStatement("select messageid_,uid_,flags_ from 'mail' "+whereClause);
rs = query.executeQuery();
} catch (Exception e) { throw new RuntimeException(e); }
if (m!=null) return m;
PreparedStatement query = conn.prepareStatement("select headers_,body_,flags_ from 'mail' where messageid_=?");
query.setString(1, rs.getString(1));
+ Log.warn("SQL", "select headers_,body_,flags_ from 'mail' where messageid_="+rs.getString(1));
ResultSet rs2 = query.executeQuery();
if (!rs2.next()) { Log.error("XXX", "should not happen"); return null; }
public int nntpNumber() { return uid(); }
public void delete() {
try {
+ Log.error("sqlite", "actually deleting message "+uid()+" "+head().get("subject"));
+ Log.printStackTrace("sqlite", Log.ERROR);
+
PreparedStatement update = conn.prepareStatement("delete from mail where uid_=?");
update.setInt(1, uid());
update.executeUpdate();