Example usage for java.io OutputStreamWriter write

List of usage examples for java.io OutputStreamWriter write

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Introduction

In this page you can find the example usage for java.io OutputStreamWriter write.

Prototype

public void write(int c) throws IOException

Source Link

Document

Writes a single character.

Usage

From source file:de.mas.telegramircbot.utils.images.ImgurUploader.java

public static String uploadImageAndGetLink(String clientID, byte[] image) throws IOException {
    URL url;//  ww  w .j av  a  2s.c  om
    url = new URL(Settings.IMGUR_API_URL);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    String dataImage = Base64.getEncoder().encodeToString(image);
    String data = URLEncoder.encode("image", "UTF-8") + "=" + URLEncoder.encode(dataImage, "UTF-8");

    conn.setDoOutput(true);
    conn.setDoInput(true);
    conn.setRequestMethod("POST");
    conn.setRequestProperty("Authorization", "Client-ID " + clientID);
    conn.setRequestMethod("POST");
    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

    conn.connect();
    StringBuilder stb = new StringBuilder();
    OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
    wr.write(data);
    wr.flush();

    // Get the response
    BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    String line;
    while ((line = rd.readLine()) != null) {
        stb.append(line).append("\n");
    }
    wr.close();
    rd.close();

    GsonBuilder gsonBuilder = new GsonBuilder();
    gsonBuilder.registerTypeAdapter(ImgurResponse.class, new ImgurResponseDeserializer());
    Gson gson = gsonBuilder.create();

    // The JSON data
    try {
        ImgurResponse response = gson.fromJson(stb.toString(), ImgurResponse.class);
        return response.getLink();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return stb.toString();
}

From source file:Main.java

public static byte[] charArrayToByteArray(char[] buffer) {
    try {/*www .j a  v  a  2  s .  c  o m*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        OutputStreamWriter out = new OutputStreamWriter(baos, ENCODING);
        Reader reader = new CharArrayReader(buffer);
        for (int ch; (ch = reader.read()) != -1;) {
            out.write(ch);
        }
        return baos.toByteArray();
    } catch (Exception ex) {
        return null;
    }
}

From source file:Main.java

public static String request(String url, Map<String, String> cookies, Map<String, String> parameters)
        throws Exception {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestProperty("User-Agent",
            "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.95 Safari/537.36");
    if (cookies != null && !cookies.isEmpty()) {
        StringBuilder cookieHeader = new StringBuilder();
        for (String cookie : cookies.values()) {
            if (cookieHeader.length() > 0) {
                cookieHeader.append(";");
            }/*from  ww w  . j ava2 s.c o m*/
            cookieHeader.append(cookie);
        }
        connection.setRequestProperty("Cookie", cookieHeader.toString());
    }
    connection.setDoInput(true);
    if (parameters != null && !parameters.isEmpty()) {
        connection.setDoOutput(true);
        OutputStreamWriter osw = new OutputStreamWriter(connection.getOutputStream());
        osw.write(parametersToWWWFormURLEncoded(parameters));
        osw.flush();
        osw.close();
    }
    if (cookies != null) {
        for (Map.Entry<String, List<String>> headerEntry : connection.getHeaderFields().entrySet()) {
            if (headerEntry != null && headerEntry.getKey() != null
                    && headerEntry.getKey().equalsIgnoreCase("Set-Cookie")) {
                for (String header : headerEntry.getValue()) {
                    for (HttpCookie httpCookie : HttpCookie.parse(header)) {
                        cookies.put(httpCookie.getName(), httpCookie.toString());
                    }
                }
            }
        }
    }
    Reader r = new BufferedReader(new InputStreamReader(connection.getInputStream()));
    StringWriter w = new StringWriter();
    char[] buffer = new char[1024];
    int n = 0;
    while ((n = r.read(buffer)) != -1) {
        w.write(buffer, 0, n);
    }
    r.close();
    return w.toString();
}

From source file:Main.java

public static int doShellCommand(String[] cmds, StringBuilder log, boolean runAsRoot, boolean waitFor)
        throws Exception {
    Process proc = null;//from w  w  w. j  a  v  a 2s  .c o  m
    int exitCode = -1;

    if (runAsRoot) {
        proc = Runtime.getRuntime().exec("su");
    } else {
        proc = Runtime.getRuntime().exec("sh");
    }

    OutputStreamWriter out = new OutputStreamWriter(proc.getOutputStream());

    for (int i = 0; i < cmds.length; i++) {
        out.write(cmds[i]);
        out.write("\n");
    }

    out.flush();
    out.write("exit\n");
    out.flush();

    if (waitFor) {
        final char buf[] = new char[10];

        // Consume the "stdout"
        InputStreamReader reader = new InputStreamReader(proc.getInputStream());
        int read = 0;
        while ((read = reader.read(buf)) != -1) {
            if (log != null)
                log.append(buf, 0, read);
        }

        // Consume the "stderr"
        reader = new InputStreamReader(proc.getErrorStream());
        read = 0;
        while ((read = reader.read(buf)) != -1) {
            if (log != null)
                log.append(buf, 0, read);
        }

        exitCode = proc.waitFor();
    }

    return exitCode;
}

From source file:com.fluidops.iwb.provider.GoogleRefineProvider.java

/**
 * utility to simplify doing POST requests
 * /*from   w w w  .j  av a  2 s .  c  om*/
 * @param url         URL to post to
 * @param parameter      map of parameters to post
 * @return            URLConnection is a state where post parameters have been sent
 * @throws IOException
 * 
 * TODO: move to util class
 */
public static URLConnection doPost(URL url, Map<String, String> parameter) throws IOException {
    URLConnection con = url.openConnection();
    con.setDoOutput(true);

    StringBuilder params = new StringBuilder();
    for (Entry<String, String> entry : parameter.entrySet())
        params.append(StringUtil.urlEncode(entry.getKey())).append("=")
                .append(StringUtil.urlEncode(entry.getValue())).append("&");

    // Send data
    OutputStreamWriter wr = new OutputStreamWriter(con.getOutputStream());
    wr.write(params.toString());
    wr.flush();
    wr.close();

    return con;
}

From source file:Main.java

public static int doShellCommand(String[] cmds, StringBuilder log, boolean runAsRoot, boolean waitFor)
        throws Exception {

    Process proc = null;//  w  ww  .  j  a  va  2s  . com
    int exitCode = -1;

    if (runAsRoot)
        proc = Runtime.getRuntime().exec("su");
    else
        proc = Runtime.getRuntime().exec("sh");

    OutputStreamWriter out = new OutputStreamWriter(proc.getOutputStream());

    for (int i = 0; i < cmds.length; i++) {
        out.write(cmds[i]);
        out.write("\n");
    }

    out.flush();
    out.write("exit\n");
    out.flush();

    if (waitFor) {

        final char buf[] = new char[10];

        // Consume the "stdout"
        InputStreamReader reader = new InputStreamReader(proc.getInputStream());
        int read = 0;
        while ((read = reader.read(buf)) != -1) {
            if (log != null)
                log.append(buf, 0, read);
        }

        // Consume the "stderr"
        reader = new InputStreamReader(proc.getErrorStream());
        read = 0;
        while ((read = reader.read(buf)) != -1) {
            if (log != null)
                log.append(buf, 0, read);
        }

        exitCode = proc.waitFor();

    }

    return exitCode;

}

From source file:com.jaspersoft.jasperserver.core.util.StreamUtil.java

public static byte[] compress(String string) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    GZIPOutputStream gzos = new GZIPOutputStream(baos);
    OutputStreamWriter osw = new OutputStreamWriter(gzos);
    osw.write(string);
    osw.flush();/*from w  w  w .  j  av a2s.com*/
    osw.close();
    return baos.toByteArray();
}

From source file:ilearnrw.utils.ServerHelperClass.java

public static String sendPost(String link, String urlParameters) throws Exception {
    String url = baseUrl + link;//  ww w  .  ja v a  2s.  c  o  m

    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    con.setRequestMethod("POST");
    con.setRequestProperty("Authorization", userNamePasswordBase64("api", "api"));

    con.setRequestProperty("Content-Type", "application/json;charset=utf-8");
    con.setDoOutput(true);
    OutputStreamWriter wr = new OutputStreamWriter(con.getOutputStream(), "UTF8");

    wr.write(urlParameters);
    wr.flush();
    wr.close();
    int responseCode = con.getResponseCode();
    System.out.println("\nSending 'POST' request to URL : " + url);
    System.out.println("Post parameters : " + urlParameters);
    System.out.println("Response Code : " + responseCode);

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream(), "UTF-8"));
    String inputLine;
    StringBuffer response = new StringBuffer();

    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine);
    }
    in.close();

    return response.toString();
}

From source file:com.company.project.core.connector.HttpClientHelper.java

public static String getResponseStringFromConn(HttpURLConnection conn, String payLoad) throws IOException {

    // Send the http message payload to the server.
    if (payLoad != null) {
        conn.setDoOutput(true);/*from   www  .j  a  va 2 s .  c  om*/
        OutputStreamWriter osw = new OutputStreamWriter(conn.getOutputStream());
        osw.write(payLoad);
        osw.flush();
        osw.close();
    }

    // Get the message response from the server.
    BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    String line = "";
    StringBuffer stringBuffer = new StringBuffer();
    while ((line = br.readLine()) != null) {
        stringBuffer.append(line);
    }

    br.close();

    return stringBuffer.toString();
}

From source file:com.beginner.core.utils.SmsUtil.java

public static String SMS(String postData, String postUrl) {
    try {//from   w  w w  .  j  a  v  a 2 s. c  o  m
        //??POST
        URL url = new URL(postUrl);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setUseCaches(false);
        conn.setDoOutput(true);

        conn.setRequestProperty("Content-Length", "" + postData.length());
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
        out.write(postData);
        out.flush();
        out.close();

        //???
        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            System.out.println("connect failed!");
            return "";
        }
        //??
        String line, result = "";
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
        while ((line = in.readLine()) != null) {
            result += line + "\n";
        }
        in.close();
        return result;
    } catch (IOException e) {
        e.printStackTrace(System.out);
    }
    return "";
}