本文整理汇总了Java中java.nio.channels.SelectionKey.isAcceptable方法的典型用法代码示例。如果您正苦于以下问题：Java SelectionKey.isAcceptable方法的具体用法？Java SelectionKey.isAcceptable怎么用？Java SelectionKey.isAcceptable使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.nio.channels.SelectionKey的用法示例。
在下文中一共展示了SelectionKey.isAcceptable方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
@Override
public void run() {
final Selector tSelector = this.selector;
for (; ; ) {
try {
tSelector.select(1000L);
Set<SelectionKey> keys = tSelector.selectedKeys();
try {
for (SelectionKey key : keys) {
if (key.isValid() && key.isAcceptable()) {
accept();
} else {
key.cancel();
}
}
} finally {
keys.clear();
}
} catch (Exception e) {
LOGGER.info(getName(), e);
}
}
}
示例2: accept
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
/**
* {@inheritDoc}
*/
@Override
protected NioSession accept(IoProcessor<NioSession> processor, ServerSocketChannel handle) throws Exception {
SelectionKey key = handle.keyFor(selector);
if ((key == null) || (!key.isValid()) || (!key.isAcceptable())) {
return null;
}
// accept the connection from the client
SocketChannel ch = handle.accept();
if (ch == null) {
return null;
}
return new NioSocketSession(this, processor, ch);
}
示例3: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
@Override
public void run() {
final Selector selector = this.selector;
for (;;) {
++acceptCount;
try {
selector.select( 1000L );
Set<SelectionKey> keys = selector.selectedKeys();
try {
for (SelectionKey key : keys) {
if (key.isValid() && key.isAcceptable()) {
accept();
} else {
key.cancel();
}
}
} finally {
keys.clear();
}
} catch (Throwable e) {
LOGGER.warn(getName(), e);
}
}
}
示例4: handleKey
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
public void handleKey(SelectionKey key) {
if (key.isValid() && key.isConnectable()) {
//out node
addOutNode(key);
} else if (key.isValid() && key.isAcceptable()) {
// in Node
addInNode(key);
} else {
// read or write
ConnectionHandler handler = (ConnectionHandler) key.attachment();
if (handler != null) {
ConnectionHandler.handleKey(key);
}
}
}
示例5: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
public void run() {
try {
java.nio.channels.Selector acceptSelector = java.nio.channels.Selector.open();
serverSocketChannel.register(acceptSelector, SelectionKey.OP_ACCEPT);
while (serverSocketChannel.isOpen()) {
if (acceptSelector.select(1000) > 0) {
Iterator<SelectionKey> it = acceptSelector.selectedKeys().iterator();
while (it.hasNext()) {
SelectionKey key = it.next();
if (key.isAcceptable()) {
SocketChannel socketChannel = ((ServerSocketChannel) key.channel()).accept();
socketChannel.configureBlocking(false);
newChannels.add(socketChannel);
selector.wakeup();
}
it.remove();
}
}
}
} catch (IOException e) {
// ignore
}
}
示例6: main
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {
// 创建ServerSocketChannel，监听8080端口
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(new InetSocketAddress(8080));
// 设置为非阻塞模式
ssc.configureBlocking(false);
// 为ssc注册选择器
Selector selector = Selector.open();
ssc.register(selector, SelectionKey.OP_ACCEPT);
// 创建处理器
Handler handler = new Handler(1024);
while (true) {
// 等待请求，每次等待阻塞3s，超过3s后线程继续向下运行，如果传入0或者不传参数将一直阻塞
if (selector.select(3000) == 0) {
System.out.println("等待请求超时……");
continue;
}
System.out.println("处理请求……");
// 获取待处理的SelectionKey
Iterator<SelectionKey> keyIter = selector.selectedKeys().iterator();
while (keyIter.hasNext()) {
SelectionKey key = keyIter.next();
try {
// 接收到连接请求时
if (key.isAcceptable()) {
handler.handleAccept(key);
}
// 读数据
if (key.isReadable()) {
handler.handleRead(key);
}
} catch (IOException ex) {
keyIter.remove();
continue;
}
// 处理完后，从待处理的SelectionKey迭代器中移除当前所使用的key
keyIter.remove();
}
}
}
示例7: handleEvent
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
public void handleEvent(SelectionKey key) {
if (key.isAcceptable())
buildConnection(key);
else if (key.isReadable())
transferData(key);
}
示例8: initializeSelectionSets
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
private void initializeSelectionSets(Set<SelectionKey> selectionKeys) {
for (SelectionKey selectionKey : selectionKeys) {
if (selectionKey.isAcceptable()) {
acceptableSockets.put((TCPServerSocket)selectionKey.attachment(), false);
continue; // acceptable sockets are neither readable nor writable
}
if (selectionKey.isReadable()) {
readableSockets.put((TCPClientSocket)selectionKey.attachment(), false);
}
if (selectionKey.isWritable()) {
writableSockets.put((TCPClientSocket)selectionKey.attachment(), false);
}
}
}
示例9: next
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
/**
* Get the next SocketChannel in the operator we have built from
* the selected-key et for this selector.
*
* @return The next SocketChannel in the iterator
*/
public ServerSocketChannel next() {
SelectionKey key = iterator.next();
if (key.isValid() && key.isAcceptable()) {
return (ServerSocketChannel) key.channel();
}
return null;
}
示例10: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
public void run() {
try {
do {
int n = selector.select();
if (n>0) {
Iterator<SelectionKey> i = selector.selectedKeys().iterator();
while ( i.hasNext() ) {
SelectionKey key = i.next();
i.remove();
if ( key.isReadable() ) {
SCTPMessageChannel channel = (SCTPMessageChannel) key.attachment();
channel.readMessages();
} else if (key.isAcceptable()) {
SctpChannel ch = sctpServerChannel.accept();
SCTPMessageChannel c = new SCTPMessageChannel( this, ch );
channels.add( c );
}
}
}
synchronized (this) {
if (doClose) {
selector.close();
return;
}
}
} while ( selector.isOpen() );
} catch (IOException ioe) {
ioe.printStackTrace();
try {
selector.close();
} catch (IOException e) {
e.printStackTrace();
} finally {
this.stop();
}
}
}
示例11: processKey
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
private void processKey(SelectionKey key) throws IOException {
if (key.isAcceptable()) {
processConnection(key);
} else if (key.isReadable()) {
processMessage(key);
}
}
示例12: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
@Override
public void run() {
while (true) {
try {
if (atomicInteger.get() >= 3) {
System.out.println("end server");
break;
}
selector.select();
Iterator<SelectionKey> iterator = selector.selectedKeys().iterator();
while (iterator.hasNext()) {
SelectionKey key = iterator.next();
iterator.remove();
if (key.isAcceptable()) {
handAccept(key);
} else if (key.isWritable()) {
handWrite(key);
atomicInteger.incrementAndGet();
} else if (key.isReadable()) {
handRead(key);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
示例13: select
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
private void select() {
try {
selector.select();
Iterator<SelectionKey> selectedKeys =
selector.selectedKeys().iterator();
while (!stopped && selectedKeys.hasNext()) {
SelectionKey key = selectedKeys.next();
selectedKeys.remove();
if (!key.isValid()) {
continue;
}
if (key.isAcceptable()) {
if (!doAccept()) {
// If unable to pull a new connection off the accept
// queue, pause accepting to give us time to free
// up file descriptors and so the accept thread
// doesn't spin in a tight loop.
pauseAccept(10);
}
} else {
LOG.warn("Unexpected ops in accept select "
+ key.readyOps());
}
}
} catch (IOException e) {
LOG.warn("Ignoring IOException while selecting", e);
}
}
示例14: run
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
@Override
public void run() {
while (running) {
try {
select();
Set<SelectionKey> selectionKeys = selector.selectedKeys();
if (selectionKeys.isEmpty()) {
continue;
}
Iterator<SelectionKey> iterator = selectionKeys.iterator();
while (iterator.hasNext()) {
final SelectionKey key = iterator.next();
iterator.remove();
if (!key.isValid()) {
continue;
}
if (key.isAcceptable()) {
doAccept(key);
}
if (key.isConnectable()) {
doConnect(key);
}
if (key.isValid() && key.isReadable()) {
doRead(key);
}
if (key.isValid() && key.isWritable()) {
doWrite(key);
}
}
} catch (Throwable t) {
LOGGER.warn("Unexpected exception in the selector loop.", t);
// 睡眠1S, 防止连续的异常导致cpu消耗
try {
Thread.sleep(1000);
} catch (InterruptedException ignore) {
}
}
}
}
示例15: startServer
import java.nio.channels.SelectionKey; //导入方法依赖的package包/类
private void startServer() throws Exception{
//声明一个selector
selector= SelectorProvider.provider().openSelector();
//声明一个server socket channel,而且是非阻塞的。
ServerSocketChannel ssc=ServerSocketChannel.open();
ssc.configureBlocking(false);
// InetSocketAddress isa=new InetSocketAddress(InetAddress.getLocalHost(),8000);
//声明服务器端的端口
InetSocketAddress isa=new InetSocketAddress(8000);
//服务器端的socket channel绑定在这个端口。
ssc.socket().bind(isa);
//把一个socketchannel注册到一个selector上，同时选择监听的事件，SelectionKey.OP_ACCEPT表示对selector如果
//监听到注册在它上面的server socket channel准备去接受一个连接，或 有个错误挂起，selector将把OP_ACCEPT加到
//key ready set 并把key加到selected-key set.
SelectionKey acceptKey=ssc.register(selector,SelectionKey.OP_ACCEPT);
for(;;){
selector.select();
Set readyKeys=selector.selectedKeys();
Iterator i=readyKeys.iterator();
long e=0;
while (i.hasNext()){
SelectionKey sk=(SelectionKey)i.next();
i.remove();
if(sk.isAcceptable()){
doAccept(sk);
}else if(sk.isValid()&&sk.isReadable()){
if(!geym_time_stat.containsKey(((SocketChannel)sk.channel()).socket())){
geym_time_stat.put(((SocketChannel)sk.channel()).socket(),System.currentTimeMillis());
doRead(sk);
}
}else if(sk.isValid()&&sk.isWritable()){
doWrite(sk);
e=System.currentTimeMillis();
long b=geym_time_stat.remove(((SocketChannel)sk.channel()).socket());
System.out.println("spend"+(e-b)+"ms");
}
}
}
}