public void addTarget(Target target) {
// 向targets队列中加入一个任务
SocketChannel socketChannel = null;
try {
socketChannel = SocketChannel.open();
socketChannel.configureBlocking(false);
socketChannel.connect(target.address);
target.channel = socketChannel;
target.connectStart = System.currentTimeMillis();
synchronized (targets) {
targets.add(target);
}
selector.wakeup();
} catch (Exception x) {
if (socketChannel != null) {
try {
socketChannel.close();
} catch (IOException xx) {
}
}
target.failure = x;
addFinishedTarget(target);
}
}
void add(Target t) {
SocketChannel sc = null;
try {
sc = SocketChannel.open();
sc.configureBlocking(false);
boolean connected = sc.connect(t.address);
t.channel = sc;
t.connectStart = System.currentTimeMillis();
if (connected) {
t.connectFinish = t.connectStart;
sc.close();
printer.add(t);
} else {
synchronized (pending) {
pending.add(t);
}
sel.wakeup();
}
} catch (IOException x) {
if (sc != null) {
try {
sc.close();
} catch (IOException xx) {
}
}
t.failure = x;
printer.add(t);
}
}