Example usage for java.io Reader read

Introduction

In this page you can find the example usage for java.io Reader read.

Prototype

public int read(char cbuf[]) throws IOException 

Source Link

Document

Reads characters into an array.

Usage

From source file:dk.defxws.fgssolrremote.OperationsImpl.java

private StringBuffer sendToSolr(String solrCommand, String postParameters) throws Exception {
    if (logger.isDebugEnabled())
        logger.debug("sendToSolr solrCommand=" + solrCommand + "\nPost parameters=\n" + postParameters);
    String base = config.getIndexBase(indexName);
    URI uri = new URI(base + solrCommand);
    URL url = uri.toURL();/*w ww .j av  a2 s. co  m*/
    HttpURLConnection con = (HttpURLConnection) url.openConnection();

    if (postParameters != null) {
        con.setRequestProperty("Content-type", "text/xml; charset=UTF-8");
        con.setRequestMethod("POST");
        con.setDoOutput(true);
        OutputStream out = con.getOutputStream();
        Writer writer = new OutputStreamWriter(out, "UTF-8");
        Reader reader = new StringReader(postParameters);
        char[] buf = new char[1024];
        int read = 0;
        while ((read = reader.read(buf)) >= 0) {
            writer.write(buf, 0, read);
        }
        writer.flush();
        writer.close();
        out.close();
    }

    int responseCode = con.getResponseCode();
    if (logger.isDebugEnabled())
        logger.debug("sendToSolr solrCommand=" + solrCommand + " response Code=" + responseCode);

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;
    StringBuffer response = new StringBuffer();

    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine);
    }
    in.close();
    if (logger.isDebugEnabled())
        logger.debug("sendToSolr solrCommand=" + solrCommand + "\n response=" + response);
    return response;
}

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From source file:org.ala.preprocess.ColFamilyNamesProcessor.java

/**
 * Copy the raw file into the repository.
 * //from   w w w .  jav a2 s  .  c  o  m
 * @param filePath
 * @param uri
 * @param infosourceUri
 * @param mimeType
 * @return
 * @throws FileNotFoundException
 * @throws Exception
 * @throws IOException
 */
private int copyRawFileToRepo(String filePath, String uri, String infosourceUri, String mimeType)
        throws FileNotFoundException, Exception, IOException {
    InfoSource infoSource = infoSourceDAO.getByUri(infosourceUri);

    Reader ir = new FileReader(filePath);
    DocumentOutputStream dos = repository.getDocumentOutputStream(infoSource.getId(), uri, mimeType);

    //write the file to RAW file in the repository
    OutputStreamWriter w = new OutputStreamWriter(dos.getOutputStream());

    //read into buffer
    char[] buff = new char[1000];
    int read = 0;
    while ((read = ir.read(buff)) > 0) {
        w.write(buff, 0, read);
    }
    w.flush();
    w.close();
    return dos.getId();
}

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From source file:com.mirth.connect.server.mule.transformers.ResultMapToXML.java

public Object doTransform(Object source) throws TransformerException {
    if (source instanceof Map) {
        Map data = (Map) source;

        try {/*from   www .  jav  a  2 s . co m*/
            Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument();
            Element root = document.createElement("result");
            document.appendChild(root);

            for (Iterator iter = data.keySet().iterator(); iter.hasNext();) {
                String key = (String) iter.next();
                Element child = document.createElement(key);
                String value = new String();
                Object objectValue = data.get(key);
                if (objectValue != null) {
                    if (objectValue instanceof byte[]) {
                        value = new String((byte[]) objectValue);
                    } else if (objectValue instanceof java.sql.Clob) {
                        // convert it to a string
                        java.sql.Clob clobValue = (java.sql.Clob) objectValue;
                        Reader reader = clobValue.getCharacterStream();
                        if (reader == null) {
                            value = "";
                        }
                        StringBuffer sb = new StringBuffer();
                        try {
                            char[] charbuf = new char[(int) clobValue.length()];
                            for (int i = reader.read(charbuf); i > 0; i = reader.read(charbuf)) {
                                sb.append(charbuf, 0, i);
                            }
                        } catch (IOException e) {
                            logger.error("Error reading clob value.\n" + ExceptionUtils.getStackTrace(e));

                        }
                        value = sb.toString();
                    } else if (objectValue instanceof java.sql.Blob) {
                        try {
                            java.sql.Blob blobValue = (java.sql.Blob) objectValue;
                            value = new String(blobValue.getBytes(1, (int) blobValue.length()));
                        } catch (Exception ex) {
                            logger.error("Error reading blob value.\n" + ExceptionUtils.getStackTrace(ex));
                        }
                    } else {
                        value = objectValue.toString();
                    }

                }
                child.appendChild(document.createTextNode(value));
                root.appendChild(child);
            }

            DocumentSerializer docSerializer = new DocumentSerializer();
            return docSerializer.toXML(document);
        } catch (Exception e) {
            throw new TransformerException(
                    org.mule.config.i18n.Message.createStaticMessage("Failed to parse result map"), this);
        }
    } else if (source instanceof String) {
        return source.toString();
    } else {
        throw new TransformerException(
                org.mule.config.i18n.Message.createStaticMessage("Unregistered result type"), this);
    }
}

---

From source file:me.xiaopan.android.gohttp.StringHttpResponseHandler.java

private String toString(HttpRequest httpRequest, final HttpEntity entity, final String defaultCharset)
        throws IOException, ParseException {
    InputStream inputStream = entity.getContent();
    if (inputStream == null) {
        return "";
    }/*w  w  w .  j av  a 2  s. c om*/
    if (entity.getContentLength() > Integer.MAX_VALUE) {
        throw new IllegalArgumentException("HTTP entity too large to be buffered in memory");
    }
    int contentLength = (int) entity.getContentLength();
    if (contentLength < 0) {
        contentLength = 4096;
    }
    String charset = getContentCharSet(entity);
    if (charset == null) {
        charset = defaultCharset;
    }
    if (charset == null) {
        charset = HTTP.DEFAULT_CONTENT_CHARSET;
    }

    long averageLength = contentLength / httpRequest.getProgressCallbackNumber();
    int callbackNumber = 0;
    Reader reader = new InputStreamReader(inputStream, charset);
    CharArrayBuffer buffer = new CharArrayBuffer(contentLength);
    HttpRequest.ProgressListener progressListener = httpRequest.getProgressListener();
    try {
        char[] tmp = new char[1024];
        int readLength;
        long completedLength = 0;
        while (!httpRequest.isStopReadData() && (readLength = reader.read(tmp)) != -1) {
            buffer.append(tmp, 0, readLength);
            completedLength += readLength;
            if (progressListener != null && !httpRequest.isCanceled()
                    && (completedLength >= (callbackNumber + 1) * averageLength
                            || completedLength == contentLength)) {
                callbackNumber++;
                new HttpRequestHandler.UpdateProgressRunnable(httpRequest, contentLength, completedLength)
                        .execute();
            }
        }
    } finally {
        reader.close();
    }
    return buffer.toString();
}

---

From source file:gtu.youtube.JavaYoutubeDownloader.java

private String getStringFromInputStream(String encoding, InputStream instream)
        throws UnsupportedEncodingException, IOException {
    Writer writer = new StringWriter();

    char[] buffer = new char[1024];
    try {/*from  w w  w  .j  a  v  a  2s  .  co  m*/
        Reader reader = new BufferedReader(new InputStreamReader(instream, encoding));
        int n;
        while ((n = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, n);
        }
    } finally {
        instream.close();
    }
    String result = writer.toString();
    return result;
}

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From source file:com.silverpeas.jcrutil.BetterRepositoryFactoryBean.java

/**
 * Load a Resource as a String./*from  www .ja v a2s . co m*/
 *
 * @param config the resource
 * @return the String filled with the content of the Resource
 * @throws IOException
 */
protected String getConfiguration(Resource config) throws IOException {
    StringWriter out = new StringWriter();
    Reader reader = null;
    try {
        reader = new InputStreamReader(config.getInputStream(), Charsets.UTF_8);
        char[] buffer = new char[8];
        int c;
        while ((c = reader.read(buffer)) > 0) {
            out.write(buffer, 0, c);
        }
        return out.toString();
    } finally {
        if (reader != null) {
            reader.close();
        }
    }
}

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From source file:com.comcast.cqs.util.Util.java

public static String decompress(String compressed) throws IOException {
    if (compressed == null || compressed.equals("")) {
        return compressed;
    }//w  w w.  jav a 2  s. c om
    Reader reader = null;
    StringWriter writer = null;
    try {
        if (!compressed.startsWith("H4sIA")) {
            String prefix = compressed;
            if (compressed.length() > 100) {
                prefix = prefix.substring(0, 99);
            }
            logger.warn("event=content_does_not_appear_to_be_zipped message=" + prefix);
            return compressed;
        }
        byte[] unencodedEncrypted = Base64.decodeBase64(compressed);
        ByteArrayInputStream in = new ByteArrayInputStream(unencodedEncrypted);
        GZIPInputStream gzip = new GZIPInputStream(in);
        reader = new InputStreamReader(gzip, "UTF-8");
        writer = new StringWriter();
        char[] buffer = new char[10240];
        for (int length = 0; (length = reader.read(buffer)) > 0;) {
            writer.write(buffer, 0, length);
        }
    } finally {
        if (writer != null) {
            writer.close();
        }
        if (reader != null) {
            reader.close();
        }
    }
    String decompressed = writer.toString();
    logger.info("event=decompressed from=" + compressed.length() + " to=" + decompressed.length());
    return decompressed;
}

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From source file:org.apache.wink.test.mock.MockHttpServletRequestWrapper.java

/**
 * Read data from Input Stream and save it as a String.
 *
 * @param is InputStream to be read/*from   w w  w. ja  v  a2  s .c om*/
 * @return String that was read from the stream
 * @throws UnsupportedEncodingException 
 */
private String readContent() {
    Reader ir;
    try {
        ir = getReader();
    } catch (UnsupportedEncodingException e1) {
        throw new IllegalArgumentException(e1);
    }
    if (ir == null) {
        return null;
    }
    StringBuffer sb = new StringBuffer();

    char[] buffer = new char[1024];
    try {
        int size = 0;
        while ((size = ir.read(buffer)) != -1) {
            sb.append(buffer, 0, size);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    String string = sb.toString();
    return string.trim();
}

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From source file:org.cloudsmith.stackhammer.api.client.StackHammerClient.java

/**
 * Parse error from response//from www .j a va 2  s.  co  m
 * 
 * @param response
 * @return request error
 * @throws IOException
 */
protected Diagnostic parseError(int code, InputStream response) throws IOException {
    Reader reader = new InputStreamReader(response, UTF_8);
    StringBuilder bld = new StringBuilder();
    char[] buffer = new char[1024];
    int cnt;
    while ((cnt = reader.read(buffer)) > 0)
        bld.append(buffer, 0, cnt);
    HttpDiagnostic diag = new HttpDiagnostic();
    diag.setMessage(bld.toString());
    diag.setSeverity(Diagnostic.ERROR);
    diag.setHttpCode(code);
    return diag;
}

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From source file:com.mhise.util.MHISEUtil.java

public static String _getResponseBody(final HttpEntity entity) throws IOException, ParseException {

    if (entity == null) {
        throw new IllegalArgumentException("HTTP entity may not be null");
    }/*from   w  ww . j a  v  a 2s  .  com*/

    InputStream instream = entity.getContent();

    if (instream == null) {
        return "";
    }

    if (entity.getContentLength() > Integer.MAX_VALUE) {
        throw new IllegalArgumentException(

                "HTTP entity too large to be buffered in memory");
    }

    String charset = getContentCharSet(entity);

    if (charset == null) {

        charset = HTTP.DEFAULT_CONTENT_CHARSET;

    }

    Reader reader = new InputStreamReader(instream, charset);

    StringBuilder buffer = new StringBuilder();

    try {

        char[] tmp = new char[1024];

        int l;

        while ((l = reader.read(tmp)) != -1) {

            buffer.append(tmp, 0, l);

        }

    } finally {

        reader.close();

    }

    return buffer.toString();

}

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