com.opentok.api.TokBoxNetConnection Maven / Gradle / Ivy

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The Java library to interact with the Opentok platform
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/*!
* OpenTok Java Library
* http://www.tokbox.com/
*
* Copyright 2010, TokBox, Inc.
*
*/
package com.opentok.api;
import java.util.*;
import java.net.*;
import java.io.*;


class TokBoxNetConnection {


	public String request(String reqString, Map paramList, Map headers){

		StringBuilder returnString = new StringBuilder();

		URL url = null;
		HttpURLConnection conn = null;
		BufferedReader br = null;
		OutputStreamWriter wr = null;
		BufferedWriter bufWriter = null;

		try {

			StringBuilder dataString = new StringBuilder();

			for(Iterator i = paramList.keySet().iterator(); i.hasNext(); ) {
				String key = i.next();
				String value = paramList.get(key);

				if(null != value) {
					value = URLEncoder.encode(paramList.get(key), "UTF-8").replaceAll("\\+", "%20");
					dataString.append(URLEncoder.encode(key, "UTF-8")).append("=").append(value).append("&");
				}
			}
			url = new URL(reqString);
			conn = (HttpURLConnection) url.openConnection();

			conn.setDoOutput(true);
			conn.setDoInput(true);
			conn.setUseCaches(false);

			conn.setRequestMethod("POST");
			conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
			conn.setRequestProperty("Content-Length", Integer.toString(dataString.toString().length()));
			conn.setRequestProperty("Accept-Charset", "utf-8");
			conn.setRequestProperty("Accept", "text/html, application/xhtml+xml,application/xml");

			for(Iterator i = headers.keySet().iterator(); i.hasNext(); ) {
				String key = i.next();
				String value = headers.get(key);
				conn.setRequestProperty(key, value);
			}

			wr = new OutputStreamWriter(conn.getOutputStream(), "UTF8");
			bufWriter = new BufferedWriter( wr );
			bufWriter.write(dataString.toString());
			bufWriter.flush();

			br = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF8"));

			String str;
			while(null != ((str = br.readLine())))
				{
					returnString.append(str);
					returnString.append("\n");
				}
		} catch(IOException e) {
			e.printStackTrace();
		} finally {
			try {
				if(null != conn) {
					conn.disconnect();
				}

				if(null != wr) {
					wr.close();
				}

				if(null != bufWriter) {
					bufWriter.close();
				}

				if(null != br) {
					br.close();
				}
			}
			catch(IOException e) {
				e.printStackTrace();
			}
		}

		return returnString.toString();
	}
}