下面列出了org.apache.http.HttpStatus#SC_SWITCHING_PROTOCOLS 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public void connect() {
if (mThread != null && mThread.isAlive()) {
return;
}
mThread = new Thread(new Runnable() {
@Override
public void run() {
try {
int port = (mURI.getPort() != -1) ? mURI.getPort() : (isSecure() ? 443 : 80);
String path = TextUtils.isEmpty(mURI.getPath()) ? "/" : mURI.getPath();
if (!TextUtils.isEmpty(mURI.getQuery())) {
path += "?" + mURI.getQuery();
}
URI origin = null;
try {
origin = new URI(mURI.getScheme(), "//" + mURI.getHost(), null);
} catch (URISyntaxException e) {
Util.handleException(e);
}
SocketFactory factory;
try {
factory = isSecure() ? getSSLSocketFactory() : SocketFactory.getDefault();
} catch (GeneralSecurityException e) {
Util.handleException(e);
return;
}
try {
mSocket = factory.createSocket(mURI.getHost(), port);
} catch (IOException e) {
Util.handleException(e);
}
PrintWriter out = new PrintWriter(mSocket.getOutputStream());
out.print("GET " + path + " HTTP/1.1\r\n");
out.print("Upgrade: websocket\r\n");
out.print("Connection: Upgrade\r\n");
out.print("Host: " + mURI.getHost() + "\r\n");
out.print("Origin: " + (origin != null ? origin.toString() : "unknown") + "\r\n");
out.print("Sec-WebSocket-Key: " + createSecret() + "\r\n");
out.print("Sec-WebSocket-Version: 13\r\n");
if (mExtraHeaders != null) {
for (NameValuePair pair : mExtraHeaders) {
out.print(String.format("%s: %s\r\n", pair.getName(), pair.getValue()));
}
}
out.print("\r\n");
out.flush();
HybiParser.HappyDataInputStream stream = new HybiParser.HappyDataInputStream(mSocket.getInputStream());
// Read HTTP response status line.
StatusLine statusLine = parseStatusLine(readLine(stream));
if (statusLine == null) {
throw new HttpException("Received no reply from server.");
} else if (statusLine.getStatusCode() != HttpStatus.SC_SWITCHING_PROTOCOLS) {
throw new HttpResponseException(statusLine.getStatusCode(), statusLine.getReasonPhrase());
}
// Read HTTP response headers.
String line;
while (!TextUtils.isEmpty(line = readLine(stream))) {
Header header = parseHeader(line);
if (header.getName().equals("Sec-WebSocket-Accept")) {
// FIXME: Verify the response...
}
}
mListener.onConnect();
// Now decode websocket frames.
mParser.start(stream);
} catch (EOFException ex) {
Log.d("WebSocket EOF!", ex);
mListener.onDisconnect(0, "EOF");
} catch (SSLException ex) {
// Connection reset by peer
Log.d("Websocket SSL error!", ex);
mListener.onDisconnect(0, "SSL");
} catch (Exception e) {
mListener.onError(e);
}
}
});
mThread.start();
}
public void connect() {
if (mThread != null && mThread.isAlive()) {
return;
}
mThread = new Thread(new Runnable() {
@Override
public void run() {
try {
int port = (mURI.getPort() != -1) ? mURI.getPort() : ((mURI.getScheme().equals("wss") || mURI.getScheme().equals("https")) ? 443 : 80);
String path = TextUtils.isEmpty(mURI.getPath()) ? "/" : mURI.getPath();
if (!TextUtils.isEmpty(mURI.getQuery())) {
path += "?" + mURI.getQuery();
}
String originScheme = mURI.getScheme().equals("wss") ? "https" : "http";
URI origin = new URI(originScheme, "//" + mURI.getHost(), null);
SocketFactory factory = (mURI.getScheme().equals("wss") || mURI.getScheme().equals("https")) ? getSSLSocketFactory() : SocketFactory.getDefault();
mSocket = factory.createSocket(mURI.getHost(), port);
PrintWriter out = new PrintWriter(mSocket.getOutputStream());
out.print("GET " + path + " HTTP/1.1\r\n");
out.print("Upgrade: websocket\r\n");
out.print("Connection: Upgrade\r\n");
out.print("Host: " + mURI.getHost()+":"+mURI.getPort() + "\r\n");
out.print("Origin: " + origin.toString() + "\r\n");
out.print("Sec-WebSocket-Key: " + createSecret() + "\r\n");
out.print("Sec-WebSocket-Version: 13\r\n");
if (mExtraHeaders != null) {
for (NameValuePair pair : mExtraHeaders) {
out.print(String.format("%s: %s\r\n", pair.getName(), pair.getValue()));
}
}
out.print("\r\n");
out.flush();
HybiParser.HappyDataInputStream stream = new HybiParser.HappyDataInputStream(mSocket.getInputStream());
// Read HTTP response status line.
StatusLine statusLine = parseStatusLine(readLine(stream));
if (statusLine == null) {
throw new HttpException("Received no reply from server.");
} else if (statusLine.getStatusCode() != HttpStatus.SC_SWITCHING_PROTOCOLS) {
throw new HttpResponseException(statusLine.getStatusCode(), statusLine.getReasonPhrase());
}
// Read HTTP response headers.
String line;
while (!TextUtils.isEmpty(line = readLine(stream))) {
Header header = parseHeader(line);
if (header.getName().equals("Sec-WebSocket-Accept")) {
// FIXME: Verify the response...
}
}
mListener.onConnect();
mConnected = true;
// Now decode websocket frames.
mParser.start(stream);
} catch (EOFException ex) {
Log.d(TAG, "WebSocket EOF!", ex);
mListener.onDisconnect(0, "EOF");
mConnected = false;
} catch (SSLException ex) {
// Connection reset by peer
Log.d(TAG, "Websocket SSL error!", ex);
mListener.onDisconnect(0, "SSL");
mConnected = false;
} catch (Exception ex) {
mListener.onError(ex);
}
}
});
mThread.start();
}
private int computeStatus(int status) {
switch (status) {
case HttpStatus.SC_FORBIDDEN:
case HttpStatus.SC_METHOD_NOT_ALLOWED:
case HttpStatus.SC_BAD_REQUEST:
case HttpStatus.SC_UNAUTHORIZED:
case HttpStatus.SC_PAYMENT_REQUIRED:
case HttpStatus.SC_NOT_FOUND:
case HttpStatus.SC_NOT_ACCEPTABLE:
case HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED:
case HttpStatus.SC_REQUEST_TIMEOUT:
case HttpStatus.SC_CONFLICT:
case HttpStatus.SC_GONE:
case HttpStatus.SC_LENGTH_REQUIRED:
case HttpStatus.SC_PRECONDITION_FAILED:
case HttpStatus.SC_REQUEST_TOO_LONG:
case HttpStatus.SC_REQUEST_URI_TOO_LONG:
case HttpStatus.SC_UNSUPPORTED_MEDIA_TYPE:
case HttpStatus.SC_REQUESTED_RANGE_NOT_SATISFIABLE:
case HttpStatus.SC_EXPECTATION_FAILED:
case HttpStatus.SC_INSUFFICIENT_SPACE_ON_RESOURCE:
case HttpStatus.SC_METHOD_FAILURE:
case HttpStatus.SC_UNPROCESSABLE_ENTITY:
case HttpStatus.SC_LOCKED:
case HttpStatus.SC_FAILED_DEPENDENCY:
case HttpStatus.SC_INTERNAL_SERVER_ERROR:
case HttpStatus.SC_NOT_IMPLEMENTED:
case HttpStatus.SC_BAD_GATEWAY:
case HttpStatus.SC_SERVICE_UNAVAILABLE:
case HttpStatus.SC_GATEWAY_TIMEOUT:
case HttpStatus.SC_HTTP_VERSION_NOT_SUPPORTED:
case HttpStatus.SC_INSUFFICIENT_STORAGE:
return 0;
case HttpStatus.SC_CONTINUE:
case HttpStatus.SC_SWITCHING_PROTOCOLS:
case HttpStatus.SC_PROCESSING:
case HttpStatus.SC_OK:
case HttpStatus.SC_CREATED:
case HttpStatus.SC_ACCEPTED:
case HttpStatus.SC_NON_AUTHORITATIVE_INFORMATION:
case HttpStatus.SC_NO_CONTENT:
case HttpStatus.SC_RESET_CONTENT:
case HttpStatus.SC_PARTIAL_CONTENT:
case HttpStatus.SC_MULTI_STATUS:
case HttpStatus.SC_MULTIPLE_CHOICES:
case HttpStatus.SC_MOVED_PERMANENTLY:
case HttpStatus.SC_MOVED_TEMPORARILY:
case HttpStatus.SC_SEE_OTHER:
case HttpStatus.SC_NOT_MODIFIED:
case HttpStatus.SC_USE_PROXY:
case HttpStatus.SC_TEMPORARY_REDIRECT:
return 1;
default :
return 1;
}
}