private Map<String, String> parseHeaders(HttpURLConnection conn) {
Map<String, String> headers = new HashMap<String, String>();
for (String key : conn.getHeaderFields().keySet()) {
headers.put(key, conn.getHeaderFields().get(key).get(0));
}
return headers;
}
Response(HttpURLConnection connection) throws IOException {
try {
connection.connect();
code = connection.getResponseCode();
headers = parseHeaders(connection);
stream = isSuccessful() ? connection.getInputStream() : connection.getErrorStream();
} catch (UnknownHostException e) {
throw new OAuthException("The IP address of a host could not be determined.", e);
}
}
void addBody(HttpURLConnection conn, byte[] content) throws IOException {
conn.setRequestProperty(CONTENT_LENGTH, String.valueOf(content.length));
// Set default content type if none is set.
if (conn.getRequestProperty(CONTENT_TYPE) == null) {
conn.setRequestProperty(CONTENT_TYPE, DEFAULT_CONTENT_TYPE);
}
conn.setDoOutput(true);
conn.getOutputStream().write(content);
}
Response doSend() throws IOException {
connection.setRequestMethod(this.verb.name());
if (connectTimeout != null) {
connection.setConnectTimeout(connectTimeout.intValue());
}
if (readTimeout != null) {
connection.setReadTimeout(readTimeout.intValue());
}
if (boundary != null) {
connection.setRequestProperty(CONTENT_TYPE, "multipart/form-data; boundary=" + boundary);
}
addHeaders(connection);
if (verb.equals(Verb.PUT) || verb.equals(Verb.POST)) {
addBody(connection, getByteBodyContents());
}
return new Response(connection);
}
Response doSend(RequestTuner tuner) throws IOException
{
connection.setRequestMethod(this.verb.name());
if (connectTimeout != null)
{
connection.setConnectTimeout(connectTimeout.intValue());
}
if (readTimeout != null)
{
connection.setReadTimeout(readTimeout.intValue());
}
tuner.tune(this);
addHeaders(connection);
if (verb.equals(Verb.PUT) || verb.equals(Verb.POST))
{
addBody(connection, getByteBodyContents());
}
return new Response(connection);
}
private void createConnection() throws IOException
{
String completeUrl = getCompleteUrl();
if (connection == null)
{
System.setProperty("http.keepAlive", connectionKeepAlive ? "true" : "false");
connection = (HttpURLConnection) new URL(completeUrl).openConnection();
connection.setInstanceFollowRedirects(followRedirects);
}
}
void addHeaders(HttpURLConnection conn)
{
for (String key : headers.keySet())
conn.setRequestProperty(key, headers.get(key));
}