TableEntry entry = entriesCached.get(id);
setEntryContentsFromString(entry, nameValuePairs);
if (entry != null) {
entry.update(); // This updates the existing entry.
out.println("Updated!");
} else {
out.println("I don't know that ID.");
out.println("In GData, you must get an entry before deleting it.");
out.println("You might have to 'list' first.");