public boolean loadCheckpoint(InputBuffer buffer) throws IOException {
if (buffer.readInt() != 31173) throw new RuntimeException("invalid checkpoint");
nextSendTime = buffer.readLong();
if (buffer.readBoolean()) {
dest = new HandleSerializer().deserialize(buffer);
}
if (logger.level <= Logger.FINER) logger.log("loadCheckpoint " + nextSendTime);
byte[] bytes = new byte[buffer.readInt()];
buffer.read(bytes);
ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
try {
rand = (Random) new ObjectInputStream(bais).readObject();
} catch (ClassNotFoundException cnfe) {
IOException ioe = new IOException("Error reading random number from checkpoint");
ioe.initCause(cnfe);
throw ioe;
}
if (nextSendTime > 0) {
scheduleMessageToBeSent(nextSendTime, true);
}
return true;
}
/**
* Protected because it should only be called from an extending class, to get version numbers
* correct.
*/
protected ScribeMessage(InputBuffer buf, Endpoint endpoint) throws IOException {
if (buf.readBoolean()) source = endpoint.readNodeHandle(buf);
topic = new Topic(buf, endpoint);
}