public void writeComplete(int rc, long ledgerId, long entryId, Object ctx) {
Cnxn src = (Cnxn) ctx;
ByteBuffer bb = ByteBuffer.allocate(24);
bb.putInt(BookieProtocol.ADDENTRY);
bb.putInt(rc);
bb.putLong(ledgerId);
bb.putLong(entryId);
bb.flip();
if (LOG.isTraceEnabled()) {
LOG.trace("Add entry rc = " + rc + " for " + entryId + "@" + ledgerId);
}
src.sendResponse(new ByteBuffer[] {bb});
}
public void processPacket(ByteBuffer packet, Cnxn src) {
int type = packet.getInt();
switch (type) {
case BookieProtocol.ADDENTRY:
try {
byte[] masterKey = new byte[20];
packet.get(masterKey, 0, 20);
// LOG.debug("Master key: " + new String(masterKey));
bookie.addEntry(packet.slice(), this, src, masterKey);
} catch (IOException e) {
if (LOG.isTraceEnabled()) {
ByteBuffer bb = packet.duplicate();
long ledgerId = bb.getLong();
long entryId = bb.getLong();
LOG.trace("Error reading " + entryId + "@" + ledgerId, e);
}
ByteBuffer eio = ByteBuffer.allocate(8);
eio.putInt(type);
eio.putInt(BookieProtocol.EIO);
eio.flip();
src.sendResponse(new ByteBuffer[] {eio});
} catch (BookieException e) {
ByteBuffer bb = packet.duplicate();
long ledgerId = bb.getLong();
LOG.error("Unauthorized access to ledger " + ledgerId);
ByteBuffer eio = ByteBuffer.allocate(8);
eio.putInt(type);
eio.putInt(BookieProtocol.EUA);
eio.flip();
src.sendResponse(new ByteBuffer[] {eio});
}
break;
case BookieProtocol.READENTRY:
ByteBuffer[] rsp = new ByteBuffer[2];
ByteBuffer rc = ByteBuffer.allocate(8 + 8 + 8);
rsp[0] = rc;
rc.putInt(type);
long ledgerId = packet.getLong();
long entryId = packet.getLong();
LOG.debug("Received new read request: " + ledgerId + ", " + entryId);
try {
rsp[1] = bookie.readEntry(ledgerId, entryId);
LOG.debug("##### Read entry ##### " + rsp[1].remaining());
rc.putInt(BookieProtocol.EOK);
} catch (Bookie.NoLedgerException e) {
if (LOG.isTraceEnabled()) {
LOG.error("Error reading " + entryId + "@" + ledgerId, e);
}
rc.putInt(BookieProtocol.ENOLEDGER);
} catch (Bookie.NoEntryException e) {
if (LOG.isTraceEnabled()) {
LOG.error("Error reading " + entryId + "@" + ledgerId, e);
}
rc.putInt(BookieProtocol.ENOENTRY);
} catch (IOException e) {
if (LOG.isTraceEnabled()) {
LOG.error("Error reading " + entryId + "@" + ledgerId, e);
}
rc.putInt(BookieProtocol.EIO);
}
rc.putLong(ledgerId);
rc.putLong(entryId);
rc.flip();
if (LOG.isTraceEnabled()) {
int rcCode = rc.getInt();
rc.rewind();
LOG.trace("Read entry rc = " + rcCode + " for " + entryId + "@" + ledgerId);
}
if (rsp[1] == null) {
// We haven't filled in entry data, so we have to send back
// the ledger and entry ids here
rsp[1] = ByteBuffer.allocate(16);
rsp[1].putLong(ledgerId);
rsp[1].putLong(entryId);
rsp[1].flip();
}
LOG.debug("Sending response for: " + entryId + ", " + new String(rsp[1].array()));
src.sendResponse(rsp);
break;
default:
ByteBuffer badType = ByteBuffer.allocate(8);
badType.putInt(type);
badType.putInt(BookieProtocol.EBADREQ);
badType.flip();
src.sendResponse(new ByteBuffer[] {packet});
}
}
