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:gov.nih.nci.evs.browser.servlet.UploadServlet.java

public String convertStreamToString(InputStream is, long size) throws IOException {

    if (is != null) {
        Writer writer = new StringWriter();
        char[] buffer = new char[(int) size];
        try {//from   w w w  . j  a  v  a2  s. co  m
            Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            int n;
            while ((n = reader.read(buffer)) != -1) {
                writer.write(buffer, 0, n);
            }

        } finally {
            is.close();
        }
        return writer.toString();

    } else {
        return "";
    }

}

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From source file:com.siahmsoft.soundwaper.net.SoundcloudApi.java

public String convertStreamToString(InputStream is) throws IOException {
    if (is != null) {
        Writer writer = new StringWriter();

        char[] buffer = new char[1024];
        try {/*from ww w .  j a  v a2s. c  o m*/
            Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            int n;
            while ((n = reader.read(buffer)) != -1) {
                writer.write(buffer, 0, n);
            }
        } finally {
            is.close();
        }
        return writer.toString();
    } else {
        return "";
    }
}

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From source file:com.krawler.common.util.ByteUtil.java

/**
 * Reads a <tt>String</tt> from the given <tt>Reader</tt>. Reads until
 * the either end of the stream is hit or until <tt>length</tt> characters
 * are read.//from   ww w  .  j  a va 2s . c om
 * 
 * @return the content or an empty <tt>String</tt> if no content is
 *         available
 */
public static String getContent(Reader reader, int length, boolean close) throws IOException {
    if (reader == null || length == 0) {
        return "";
    }
    if (length < 0) {
        length = Integer.MAX_VALUE;
    }
    char[] buf = new char[Math.min(1024, length)];
    int totalRead = 0;
    StringBuilder retVal = new StringBuilder(buf.length);

    try {
        while (true) {
            int numToRead = Math.min(buf.length, length - totalRead);
            if (numToRead <= 0) {
                break;
            }
            int numRead = reader.read(buf);
            if (numRead < 0) {
                break;
            }
            retVal.append(buf, 0, numRead);
            totalRead += numRead;
        }
        return retVal.toString();
    } finally {
        if (close) {
            try {
                reader.close();
            } catch (IOException e) {
                KrawlerLog.misc.warn("Unable to close Reader", e);
            }
        }
    }
}

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From source file:es.eucm.eadventure.editor.plugin.vignette.ServerProxy.java

public String getJson() {
    String json = null;/*from  w ww  . j a  v a2  s.  c  o  m*/
    try {
        HttpClient httpclient = getProxiedHttpClient();
        String url = serviceURL + "/load.php?" + "m=" + getMac() + "&f=" + userPath;

        HttpGet hg = new HttpGet(url);
        HttpResponse response;
        response = httpclient.execute(hg);
        if (Integer.toString(response.getStatusLine().getStatusCode()).startsWith("2")) {
            HttpEntity entity = response.getEntity();
            if (entity != null) {
                InputStream instream = entity.getContent();

                StringWriter strWriter = new StringWriter();

                char[] buffer = new char[1024];
                try {
                    Reader reader = new BufferedReader(new InputStreamReader(instream, "UTF-8"));
                    int n;
                    while ((n = reader.read(buffer)) != -1) {
                        strWriter.write(buffer, 0, n);
                    }
                } finally {
                    instream.close();
                }
                json = strWriter.toString();
            }
        }
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return json;
}

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From source file:hudson.Util.java

public static void copyStream(Reader in, Writer out) throws IOException {
    char[] buf = new char[8192];
    int len;//w w w  .jav  a  2s .  co  m
    while ((len = in.read(buf)) > 0) {
        out.write(buf, 0, len);
    }
}

---

From source file:com.vmware.bdd.cli.auth.LoginClientImplTest.java

public LoginTestTemplate(final String expectedUserName, final String expectedPassword, final int responseCode,
        final String sessionId) {

    httpHandler = new HttpHandler() {
        @Override//from w w w .j  a  v a  2 s  .  c o m
        public void handle(HttpExchange httpExchange) throws IOException {
            Headers headers = httpExchange.getRequestHeaders();

            Assert.assertEquals("application/x-www-form-urlencoded; charset=UTF-8",
                    headers.getFirst("Content-Type"));
            Assert.assertEquals("POST", httpExchange.getRequestMethod());

            InputStream reqStream = httpExchange.getRequestBody();

            Reader reader = new InputStreamReader(reqStream);

            StringBuilder sb = new StringBuilder();

            char[] tmp = new char[16];
            int count = reader.read(tmp);
            while (count > 0) {
                sb.append(tmp, 0, count);
                count = reader.read(tmp);
            }

            //            String val = URLDecoder.decode(sb.toString(), "UTF-8");

            List<NameValuePair> namePasswordPairs = URLEncodedUtils.parse(sb.toString(),
                    Charset.forName("UTF-8"));
            Assert.assertEquals(namePasswordPairs.get(0).getValue(), expectedUserName);
            Assert.assertEquals(namePasswordPairs.get(1).getValue(), expectedPassword);

            if (sessionId != null) {
                Headers responseHeaders = httpExchange.getResponseHeaders();
                responseHeaders.set(LoginClientImpl.SET_COOKIE_HEADER,
                        "JSESSIONID=" + sessionId + "; Path=/serengeti; Secure");
            }

            String response = "LoginClientImplTest";
            httpExchange.sendResponseHeaders(responseCode, response.length());

            BufferedOutputStream os = new BufferedOutputStream(httpExchange.getResponseBody());

            os.write(response.getBytes());
            os.close();

        }
    };
}

---

From source file:com.archivas.clienttools.arcutils.impl.adapter.HCAPAdapter.java

protected static String getCustomMetadata(Reader reader) throws IOException, CustomMetadataTooLargeException {
    long maxCmdLength = HCPMoverProperties.CM_MAX_IN_MEMORY_SIZE.getAsLong();
    StringBuilder out = new StringBuilder();

    char[] chars = new char[CM_BUFFER_SIZE];
    int readCnt;//w  w w  . j  av  a  2s.c  om
    do {
        readCnt = reader.read(chars);
        if (readCnt > 0) {
            if (out.length() + readCnt > maxCmdLength) {
                throw new CustomMetadataTooLargeException();
            }
            out.append(chars, 0, readCnt);
        }
    } while (readCnt >= 0);

    return out.toString();
}

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From source file:org.geosdi.geoplatform.gui.server.service.impl.PublisherService.java

@Override
public String publishLayerPreview(HttpServletRequest httpServletRequest, List<String> layerList,
        boolean reloadCluster) throws GeoPlatformException {
    try {//from w  w  w  .  j a va 2 s  . co  m
        sessionUtility.getLoggedAccount(httpServletRequest);
    } catch (GPSessionTimeout timeout) {
        throw new GeoPlatformException(timeout);
    }
    String result = null;
    try {
        geoPlatformPublishClient.publishAll(httpServletRequest.getSession().getId(), "previews", "dataTest",
                layerList);

        if (reloadCluster) {
            HttpResponse response = httpclient.execute(targetHost, httpget, localContext);
            //                HttpResponse response = httpclient.execute(get, localContext);
            InputStream is = response.getEntity().getContent();
            Writer writer = new StringWriter();
            char[] buffer = new char[1024];
            try {
                Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
                int n;
                while ((n = reader.read(buffer)) != -1) {
                    writer.write(buffer, 0, n);
                }
            } finally {
                is.close();
            }
            result = writer.toString();
        }
    } catch (ResourceNotFoundFault ex) {
        logger.error("Error on publish shape: " + ex);
        throw new GeoPlatformException("Error on publish shape.");
    } catch (FileNotFoundException ex) {
        logger.error("Error on publish shape: " + ex);
        throw new GeoPlatformException("Error on publish shape.");
    } catch (MalformedURLException e) {
        logger.error("Error on cluster url: " + e);
        throw new GeoPlatformException(new GPReloadURLException("Error on cluster url."));
    } catch (IOException e) {
        logger.error("Error on reloading cluster: " + e);
        throw new GeoPlatformException(new GPReloadURLException("Error on reloading cluster."));
    }
    return result;
}

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From source file:net.jadler.stubbing.StubbingTest.java

@Test(expected = JadlerException.class)
public void withBodyReaderThrowingIOE() throws Exception {
    final Reader reader = mock(Reader.class);
    when(reader.read(any(char[].class))).thenThrow(new IOException());

    try {/*  w w w  .j  av  a2 s  . c  o m*/
        this.stubbing.respond().withBody(reader);
    } finally {
        verify(reader).close();
    }
}

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From source file:com.sg2net.utilities.ListaCAP.ListaComuniCapFromInternet.java

private Collection<String> getListaCAPFromHTMLPage(String url) throws ClientProtocolException, IOException {
    HttpClient httpclient = new DefaultHttpClient();
    HttpGet httpget = new HttpGet(url);
    HttpResponse response = httpclient.execute(httpget);
    HttpEntity entity = response.getEntity();
    InputStream instream = entity.getContent();
    Reader reader = new InputStreamReader(instream, HTML_ENCODING);
    StringWriter writer = new StringWriter();
    int charsRead = 0;
    char[] buffer = new char[BUFFER];
    while ((charsRead = reader.read(buffer)) > 0) {
        writer.write(buffer, 0, charsRead);
    }/*  w w w .  ja v a  2  s.  c o  m*/
    instream.close();
    String content = writer.toString();
    Collection<String> capList = new HashSet<>();
    Matcher m = pattern.matcher(content);
    if (m.matches()) {
        String capMinAsString = m.group(2);
        String capPrefix = "";
        int index = 0;
        while (capMinAsString.charAt(index) == '0') {
            capPrefix += "0";
            index++;
        }
        Integer minCap = Integer.parseInt(m.group(2));
        Integer maxCap = Integer.parseInt(m.group(3));
        for (int i = minCap; i <= maxCap; i++) {
            capList.add(capPrefix + i);
        }
        logger.trace("trovati cap nella pagina html " + url);
    } else {
        logger.info("cap non trovati nella pagina html " + url);
        logger.info(content);
    }
    return capList;

}

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