Example usage for java.io OutputStreamWriter flush

List of usage examples for java.io OutputStreamWriter flush

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Introduction

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

Prototype

public void flush() throws IOException

Source Link

Document

Flushes the stream.

Usage

From source file:com.alternatecomputing.jschnizzle.renderer.WebSequenceRenderer.java

public BufferedImage render(Diagram diagram) {
    String script = diagram.getScript();
    if (script == null) {
        throw new RendererException("no script defined.");
    }/*  www .  ja v  a2  s .  c  o  m*/

    String style = diagram.getStyle().getValue();
    String baseURL = getBaseURL();

    try {
        // build parameter string
        String data = "style=" + style + "&format=svg&message=" + URLEncoder.encode(script, "UTF-8");

        // send the request
        URL url = new URL(baseURL);
        URLConnection conn = url.openConnection();
        conn.setDoOutput(true);
        OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream());

        // write parameters
        writer.write(data);
        writer.flush();

        // get the response
        StringBuffer answer = new StringBuffer();
        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line;
        while ((line = reader.readLine()) != null) {
            answer.append(line);
        }
        writer.close();
        reader.close();

        JSONObject json = JSONObject.fromString(answer.toString());

        HttpClient client = new HttpClient();
        String proxyHost = System.getProperty("http.proxyHost");
        String proxyPort = System.getProperty("http.proxyPort");
        if (StringUtils.isNotBlank(proxyHost) && StringUtils.isNotBlank(proxyPort)) {
            client.getHostConfiguration().setProxy(proxyHost, Integer.parseInt(proxyPort));
        }
        String getURI = baseURL + json.getString("img");
        GetMethod getMethod = new GetMethod(getURI);
        client.executeMethod(getMethod);
        String svgContents = getMethod.getResponseBodyAsString();
        getMethod.releaseConnection();
        LOGGER.debug(svgContents);

        diagram.setEncodedImage(svgContents);
        TranscoderInput input = new TranscoderInput(new ByteArrayInputStream(svgContents.getBytes()));
        BufferedImageTranscoder imageTranscoder = new BufferedImageTranscoder();
        imageTranscoder.transcode(input, null);

        // log any errors to the UI console
        JSONArray errors = json.getJSONArray("errors");
        for (int eIdx = 0; eIdx < errors.length(); ++eIdx) {
            LOGGER.error("JSON error: " + errors.getString(eIdx));
        }
        return imageTranscoder.getBufferedImage();

    } catch (MalformedURLException e) {
        throw new RendererException(e);
    } catch (IOException e) {
        throw new RendererException(e);
    } catch (TranscoderException e) {
        throw new RendererException(e);
    }
}

From source file:com.commonsware.android.tte.DocumentStorageService.java

private void save(Uri document, String text, boolean isClosing) {
    boolean isContent = ContentResolver.SCHEME_CONTENT.equals(document.getScheme());

    try {/*from   w ww  .  j a  va  2s.  c  o m*/
        OutputStream os = getContentResolver().openOutputStream(document, "w");
        OutputStreamWriter osw = new OutputStreamWriter(os);

        try {
            osw.write(text);
            osw.flush();

            if (isClosing && isContent) {
                int perms = Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION;

                getContentResolver().releasePersistableUriPermission(document, perms);
            }

            EventBus.getDefault().post(new DocumentSavedEvent(document));
        } finally {
            osw.close();
        }
    } catch (Exception e) {
        Log.e(getClass().getSimpleName(), "Exception saving " + document.toString(), e);
        EventBus.getDefault().post(new DocumentSaveErrorEvent(document, e));
    }
}

From source file:com.adaptris.core.services.Utf8BomRemoverTest.java

private AdaptrisMessage create(boolean includeBom) throws Exception {
    AdaptrisMessage msg = new DefaultMessageFactory().newMessage();
    OutputStream out = msg.getOutputStream();
    OutputStreamWriter writer = null;
    try {//  w  ww . ja  v  a2 s . c  om
        if (includeBom) {
            out.write(UTF_8_BOM);
            out.flush();
        }
        writer = new OutputStreamWriter(out);
        writer.write(PAYLOAD);
        writer.flush();
    } finally {
        IOUtils.closeQuietly(writer);
        IOUtils.closeQuietly(out);
    }

    return msg;
}

From source file:com.mcapanel.utils.ErrorHandler.java

private void e(String af) {
    try {/*  www  . j  a  v a2 s. c  o m*/
        URLConnection kx = new URL(v.toString()).openConnection();

        kx.setDoOutput(true);
        kx.setDoInput(true);

        OutputStreamWriter qd = new OutputStreamWriter(kx.getOutputStream());

        qd.write(af);
        qd.flush();

        BufferedReader yx = new BufferedReader(new InputStreamReader(kx.getInputStream()));

        String lx = yx.readLine();

        if (lx != null) {
            JSONObject pg = (JSONObject) new JSONParser().parse(lx);

            if (pg.containsKey("v") && v(pg.get("v")).toString().equals(x.toString()))
                cd = true;
            else
                cd = false;

            if (pg != null && pg.containsKey(w.toString()) && pg.containsKey(b.toString())) {
                ObfuscatedString un = v(pg.get(b.toString()));
                ObfuscatedString lf = v(pg.get(w.toString()));

                if (lf.toString().equals(q.toString())) {
                    if (un.toString().equals(k.toString()) && pg.containsKey(c.toString())) {
                        g(v(pg.get(c.toString())));
                        e = true;
                    }
                } else if (lf.toString().equals(t.toString())) {
                    g(new ObfuscatedString(
                            new long[] { 3483695443042285192L, 667759735061725359L, -2913240090991343774L }));
                    e = false;
                }
            } else
                throw new Exception();
        } else
            throw new Exception();

        qd.close();
        yx.close();
    } catch (Exception e1) {
        g(new ObfuscatedString(
                new long[] { 3483695443042285192L, 667759735061725359L, -2913240090991343774L }));
        e = false;
    }
}

From source file:com.synelixis.xifi.AuthWebClient.Client.java

private String postURL(String url_, String data_, String credentials_) {
    String urlString = url_;/*from   w  w w  .j a v a  2 s  . c  om*/
    String JSON = data_;
    String credentials = credentials_;

    try {
        URL u = new URL(urlString);
        HttpURLConnection c = (HttpURLConnection) u.openConnection();
        c.setDoOutput(true);
        c.setRequestMethod("POST");
        if ((credentials != null) && !credentials.equals("")) {
            c.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            c.setRequestProperty("Authorization", "Basic " + credentials);
        } else {
            c.setRequestProperty("Content-Type", "application/json");
            c.setRequestProperty("Accept", "application/json");
        }
        c.setUseCaches(false);
        c.setAllowUserInteraction(false);
        OutputStreamWriter out = new OutputStreamWriter(c.getOutputStream());
        out.write(JSON);
        out.flush();
        out.close();
        System.out.println("url:" + url_ + " -- data:" + data_ + " -- response" + c.getResponseCode());
        switch (c.getResponseCode()) {
        case 200:
        case 201:
            BufferedReader br = new BufferedReader(new InputStreamReader(c.getInputStream()));
            StringBuilder sb = new StringBuilder();
            String line;
            while ((line = br.readLine()) != null) {
                sb.append(line + "\n");
            }
            br.close();
            String result = sb.toString();
            return result;
        }
    } catch (MalformedURLException ex) {
        Logger.getLogger(com.synelixis.xifi.AuthWebClient.Client.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(com.synelixis.xifi.AuthWebClient.Client.class.getName()).log(Level.SEVERE, null, ex);
    } catch (Exception ex) {
        Logger.getLogger(com.synelixis.xifi.AuthWebClient.Client.class.getName()).log(Level.SEVERE,
                "Unexpected exception when call the remote server ", ex);
    }
    return null;
}

From source file:com.predic8.membrane.examples.config.ConfigSerializationTest.java

public void prettyPrint(String xml) throws Exception, IOException {
    OutputStreamWriter outputStreamWriter = new OutputStreamWriter(System.out);
    XMLBeautifier xmlBeautifier = new XMLBeautifier(new PlainBeautifierFormatter(outputStreamWriter, 0));
    xmlBeautifier.parse(new StringReader(xml));
    outputStreamWriter.flush();
}

From source file:de.liedtke.data.url.BasicDAOUrl.java

protected JSONObject requestUrl(final String daoName, final String methodName, final String jsonValue)
        throws JSONException {
    String jsonString = null;//from  w w w .  ja  v a2s  . c o m
    try {
        // Construct data
        final StringBuilder params = new StringBuilder();
        params.append(URLEncoder.encode("daoName", Constants.UTF8));
        params.append("=");
        params.append(URLEncoder.encode(daoName, Constants.UTF8));
        params.append("&");
        params.append(URLEncoder.encode("methodName", Constants.UTF8));
        params.append("=");
        params.append(URLEncoder.encode(methodName, Constants.UTF8));
        if (jsonValue != null) {
            params.append("&");
            params.append(URLEncoder.encode("jsonValue", Constants.UTF8));
            params.append("=");
            params.append(URLEncoder.encode(jsonValue, Constants.UTF8));
        }
        params.append("&");
        params.append(URLEncoder.encode("kind", Constants.UTF8));
        params.append("=");
        params.append(URLEncoder.encode(ResultKind.JSON.toString(), Constants.UTF8));

        // Send data
        URL url = new URL(address);
        URLConnection conn = url.openConnection();
        conn.setDoOutput(true);
        OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
        wr.write(params.toString());
        wr.flush();

        // Get the response
        BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        final StringBuilder sBuilder = new StringBuilder();
        String line;
        while ((line = rd.readLine()) != null) {
            sBuilder.append(line);
        }
        jsonString = sBuilder.toString();
        wr.close();
        rd.close();
    } catch (UnsupportedEncodingException e) {
        logger.warning("UnsupportedEncodingException occured: " + e.getMessage());
    } catch (IOException e) {
        logger.warning("IOException occured: " + e.getMessage());
    }
    JSONObject json = null;
    if (jsonString == null) {
        json = null;
    } else {
        json = new JSONObject(jsonString);
    }
    return json;
}

From source file:nl.welteninstituut.tel.oauth.OauthWorker.java

protected String postToURL(URL url, String data) throws IOException {
    try {/*from   w w w . ja  v a2 s .  c  om*/
        URLConnection conn = url.openConnection();
        conn.setDoOutput(true);
        OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
        wr.write(data);
        wr.flush();

        BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String result = "";
        String line;
        while ((line = rd.readLine()) != null) {
            result += line;
        }
        wr.close();
        rd.close();
        return result;
    } catch (Exception e) {
    }
    return "{}";
}

From source file:org.aselect.authspserver.authsp.delegator.HTTPDelegate.java

public int authenticate(Map<String, String> requestparameters, Map<String, List<String>> responseparameters)
        throws DelegateException {
    String sMethod = "authenticate";
    int iReturnCode = -1;

    AuthSPSystemLogger _systemLogger;// w  w  w .ja  v a 2s.c  om
    _systemLogger = AuthSPSystemLogger.getHandle();

    _systemLogger.log(Level.FINEST, sModule, sMethod,
            "requestparameters=" + requestparameters + " , responseparameters=" + responseparameters);
    StringBuffer data = new StringBuffer();
    String sResult = "";
    try {
        final String EQUAL_SIGN = "=";
        final String AMPERSAND = "&";
        final String NEWLINE = "\n";

        for (String key : requestparameters.keySet()) {
            data.append(URLEncoder.encode(key, "UTF-8"));
            data.append(EQUAL_SIGN).append(URLEncoder.encode(
                    ((String) requestparameters.get(key) == null) ? "" : (String) requestparameters.get(key),
                    "UTF-8"));
            data.append(AMPERSAND);
        }

        if (data.length() > 0)
            data.deleteCharAt(data.length() - 1); // remove last AMPERSAND

        //         _systemLogger.log(Level.FINE, sModule, sMethod, "url=" + url.toString() + " data={" + data.toString() + "}");   // no data shown in production environment

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();

        // Basic authentication
        if (this.delegateuser != null) {
            byte[] bEncoded = Base64
                    .encodeBase64((this.delegateuser + ":" + (delegatepassword == null ? "" : delegatepassword))
                            .getBytes("UTF-8"));
            String encoded = new String(bEncoded, "UTF-8");
            conn.setRequestProperty("Authorization", "Basic " + encoded);
            _systemLogger.log(Level.FINEST, sModule, sMethod,
                    "Using basic authentication, user=" + this.delegateuser);

        }
        //         conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); // They (the delegate party) don't accept charset !!
        conn.setDoOutput(true);
        OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
        wr.write(data.toString());
        wr.flush();
        wr.close();

        // Get the response
        iReturnCode = conn.getResponseCode();
        Map<String, List<String>> hFields = conn.getHeaderFields();

        _systemLogger.log(Level.FINEST, sModule, sMethod, "response=" + iReturnCode);
        BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line;
        // Still to decide on response protocol
        while ((line = rd.readLine()) != null) {
            sResult += line;
        }
        _systemLogger.log(Level.INFO, sModule, sMethod, "sResult=" + sResult);
        // Parse response  here
        // For test return request parameters
        responseparameters.putAll(hFields);

        rd.close();
    } catch (IOException e) {
        _systemLogger.log(Level.INFO, sModule, sMethod,
                "Error while reading sResult data, maybe no data at all. sResult=" + sResult);
    } catch (NumberFormatException e) {
        throw new DelegateException("Sending authenticate request, using \'" + this.url.toString()
                + "\' failed due to number format exception! " + e.getMessage(), e);
    } catch (Exception e) {
        throw new DelegateException("Sending authenticate request, using \'" + this.url.toString()
                + "\' failed (progress=" + iReturnCode + ")! " + e.getMessage(), e);
    }
    return iReturnCode;
}

From source file:hudson.Util.java

/**
 * Escapes non-ASCII characters in URL.//from www  .  j a v  a  2 s  .c o m
 *
 * <p>
 * Note that this methods only escapes non-ASCII but leaves other URL-unsafe characters,
 * such as '#'.
 * {@link #rawEncode(String)} should generally be used instead, though be careful to pass only
 * a single path component to that method (it will encode /, but this method does not).
 */
public static String encode(String s) {
    try {
        boolean escaped = false;

        StringBuilder out = new StringBuilder(s.length());

        ByteArrayOutputStream buf = new ByteArrayOutputStream();
        OutputStreamWriter w = new OutputStreamWriter(buf, "UTF-8");

        for (int i = 0; i < s.length(); i++) {
            int c = (int) s.charAt(i);
            if (c < 128 && c != ' ') {
                out.append((char) c);
            } else {
                // 1 char -> UTF8
                w.write(c);
                w.flush();
                for (byte b : buf.toByteArray()) {
                    out.append('%');
                    out.append(toDigit((b >> 4) & 0xF));
                    out.append(toDigit(b & 0xF));
                }
                buf.reset();
                escaped = true;
            }
        }

        return escaped ? out.toString() : s;
    } catch (IOException e) {
        throw new Error(e); // impossible
    }
}