// postToRestfulApi -
// Note: params in the addr field need to be URLEncoded
private String postToRestfulApi(
String addr, String data, HttpServletRequest request, HttpServletResponse response) {
if (localCookie) CookieHandler.setDefault(cm);
String result = "";
try {
URLConnection connection = new URL(API_ROOT + addr).openConnection();
String cookieVal = getBrowserInfiniteCookie(request);
if (cookieVal != null) {
connection.addRequestProperty("Cookie", "infinitecookie=" + cookieVal);
connection.setDoInput(true);
}
connection.setDoOutput(true);
connection.setRequestProperty("Accept-Charset", "UTF-8");
// Post JSON string to URL
OutputStream os = connection.getOutputStream();
byte[] b = data.getBytes("UTF-8");
os.write(b);
// Receive results back from API
InputStream is = connection.getInputStream();
result = IOUtils.toString(is, "UTF-8");
String newCookie = getConnectionInfiniteCookie(connection);
if (newCookie != null && response != null) {
setBrowserInfiniteCookie(response, newCookie, request.getServerPort());
}
} catch (Exception e) {
// System.out.println("Exception: " + e.getMessage());
}
return result;
} // TESTED
// callRestfulApi - Calls restful API and returns results as a string
public String callRestfulApi(
String addr, HttpServletRequest request, HttpServletResponse response) {
if (localCookie) CookieHandler.setDefault(cm);
try {
ByteArrayOutputStream output = new ByteArrayOutputStream();
URL url = new URL(API_ROOT + addr);
URLConnection urlConnection = url.openConnection();
String cookieVal = getBrowserInfiniteCookie(request);
if (cookieVal != null) {
urlConnection.addRequestProperty("Cookie", "infinitecookie=" + cookieVal);
urlConnection.setDoInput(true);
urlConnection.setDoOutput(true);
urlConnection.setRequestProperty("Accept-Charset", "UTF-8");
}
IOUtils.copy(urlConnection.getInputStream(), output);
String newCookie = getConnectionInfiniteCookie(urlConnection);
if (newCookie != null && response != null) {
setBrowserInfiniteCookie(response, newCookie, request.getServerPort());
}
return output.toString();
} catch (IOException e) {
System.out.println(e.getMessage());
return null;
}
} // TESTED
public void end() throws Exception {
FunMessage.Builder fm = FunMessage.newBuilder().setGameId(gameId).setFunScore(rate());
URL url = new URL("http://localhost:5000/gameFinish");
URLConnection urlCon = url.openConnection();
urlCon.setDoOutput(true);
OutputStreamWriter wr = new OutputStreamWriter(urlCon.getOutputStream());
wr.write("rating=");
wr.flush();
fm.build().writeTo(urlCon.getOutputStream());
urlCon.getOutputStream().close();
// No network I/O happens until you ask for feedback apparently
urlCon.getInputStream();
}
/** Creates an XMLRPC call from the given method name and parameters and sends it */
protected void writeCall(String methodName, Object[] args) throws Exception {
huc = u.openConnection();
huc.setDoOutput(true);
huc.setDoInput(true);
huc.setUseCaches(false);
huc.setRequestProperty("Content-Type", "binary/message-pack");
huc.setReadTimeout(0);
OutputStream os = huc.getOutputStream();
Packer pk = new Packer(os);
pk.packArray(args.length + 1);
pk.pack(methodName);
for (Object o : args) pk.pack(o);
os.close();
}
private URLConnection prepareConnection(String fileUploadUrl, long fileSize)
throws RemoteException, InvalidPropertyFaultMsg, RuntimeFaultFaultMsg, FileFaultFaultMsg,
GuestOperationsFaultFaultMsg, InvalidStateFaultMsg, TaskInProgressFaultMsg,
MalformedURLException, IOException, ProtocolException {
// http://stackoverflow.com/questions/3386832/upload-a-file-using-http-put-in-java
URL url = new URL(fileUploadUrl);
URLConnection conn = url.openConnection();
conn.setDoInput(true);
conn.setDoOutput(true);
if (conn instanceof HttpURLConnection) {
((HttpURLConnection) conn).setRequestMethod("PUT");
} else {
throw new IllegalStateException("Unknown connection type");
}
conn.setRequestProperty("Content-type", "application/octet-stream");
conn.setRequestProperty("Content-length", "" + fileSize);
return conn;
}
/**
* Makes a POST request and returns the server response.
*
* @param urlString the URL to post to
* @param nameValuePairs a map of name/value pairs to supply in the request.
* @return the server reply (either from the input stream or the error stream)
*/
public static String doPost(String urlString, Map<String, String> nameValuePairs)
throws IOException {
URL url = new URL(urlString);
URLConnection connection = url.openConnection();
connection.setDoOutput(true);
PrintWriter out = new PrintWriter(connection.getOutputStream());
boolean first = true;
for (Map.Entry<String, String> pair : nameValuePairs.entrySet()) {
if (first) first = false;
else out.print('&');
String name = pair.getKey();
String value = pair.getValue();
out.print(name);
out.print('=');
out.print(URLEncoder.encode(value, "UTF-8"));
}
out.close();
Scanner in;
StringBuilder response = new StringBuilder();
try {
in = new Scanner(connection.getInputStream());
} catch (IOException e) {
if (!(connection instanceof HttpURLConnection)) throw e;
InputStream err = ((HttpURLConnection) connection).getErrorStream();
if (err == null) throw e;
in = new Scanner(err);
}
while (in.hasNextLine()) {
response.append(in.nextLine());
response.append("\n");
}
in.close();
return response.toString();
}
public static String doPost(String urlString, Map<Object, Object> nameValuePairs)
throws IOException {
URL url = new URL(urlString);
URLConnection connection = url.openConnection();
connection.setDoOutput(true);
String encoding = connection.getContentEncoding();
if (encoding == null) encoding = "ISO-8859-1";
try (PrintWriter out = new PrintWriter(connection.getOutputStream())) {
boolean first = true;
for (Map.Entry<Object, Object> pair : nameValuePairs.entrySet()) {
if (first) first = false;
else out.print('&');
String name = pair.getKey().toString();
String value = pair.getValue().toString();
out.print(name);
out.print('=');
out.print(URLEncoder.encode(value, encoding));
}
}
StringBuilder response = new StringBuilder();
try (Scanner in = new Scanner(connection.getInputStream(), encoding)) {
while (in.hasNextLine()) {
response.append(in.nextLine());
response.append("\n");
}
} catch (IOException e) {
if (!(connection instanceof HttpURLConnection)) throw e;
InputStream err = ((HttpURLConnection) connection).getErrorStream();
if (err == null) throw e;
Scanner in = new Scanner(err);
response.append(in.nextLine());
response.append("\n");
}
return response.toString();
}
public static String sendPost(String url, String params) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
URLConnection conn = realUrl.openConnection();
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty(
"user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)");
conn.setDoOutput(true);
conn.setDoInput(true);
out = new PrintWriter(conn.getOutputStream());
out.print(params);
out.flush();
in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += "\n" + line;
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
return result;
}
/** Submits POST command to the server, and reads the reply. */
public boolean post(
String url,
String fileName,
String cryptToken,
String type,
String path,
String content,
String comment)
throws IOException {
String sep = "89692781418184";
while (content.indexOf(sep) != -1) sep += "x";
String message = makeMimeForm(fileName, cryptToken, type, path, content, comment, sep);
// for test
// URL server = new URL("http", "localhost", 80, savePath);
URL server =
new URL(getCodeBase().getProtocol(), getCodeBase().getHost(), getCodeBase().getPort(), url);
URLConnection connection = server.openConnection();
connection.setAllowUserInteraction(false);
connection.setDoOutput(true);
// connection.setDoInput(true);
connection.setUseCaches(false);
connection.setRequestProperty("Content-type", "multipart/form-data; boundary=" + sep);
connection.setRequestProperty("Content-length", Integer.toString(message.length()));
// System.out.println(url);
String replyString = null;
try {
DataOutputStream out = new DataOutputStream(connection.getOutputStream());
out.writeBytes(message);
out.close();
// System.out.println("Wrote " + message.length() +
// " bytes to\n" + connection);
try {
BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
String reply = null;
while ((reply = in.readLine()) != null) {
if (reply.startsWith("ERROR ")) {
replyString = reply.substring("ERROR ".length());
}
}
in.close();
} catch (IOException ioe) {
replyString = ioe.toString();
}
} catch (UnknownServiceException use) {
replyString = use.getMessage();
System.out.println(message);
}
if (replyString != null) {
// System.out.println("---- Reply " + replyString);
if (replyString.startsWith("URL ")) {
URL eurl = getURL(replyString.substring("URL ".length()));
getAppletContext().showDocument(eurl);
} else if (replyString.startsWith("java.io.FileNotFoundException")) {
// debug; when run from appletviewer, the http connection
// is not available so write the file content
if (path.endsWith(".draw") || path.endsWith(".map")) System.out.println(content);
} else showStatus(replyString);
return false;
} else {
showStatus(url + " saved");
return true;
}
}
