Example usage for java.io BufferedReader read

Introduction

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

Prototype

public int read() throws IOException 

Source Link

Document

Reads a single character.

Usage

From source file:org.sasabus.export2Freegis.network.DataReadyManager.java

@Override
public void handle(HttpExchange httpExchange) throws IOException {
    long start = System.currentTimeMillis();
    BufferedReader in = new BufferedReader(new InputStreamReader(httpExchange.getRequestBody(), "UTF-8"));
    BufferedWriter out = new BufferedWriter(new OutputStreamWriter(httpExchange.getResponseBody()));
    try {/*from  w  ww  .  ja v a 2 s .c  o  m*/
        StringBuilder requestStringBuff = new StringBuilder();
        int b;
        while ((b = in.read()) != -1) {
            requestStringBuff.append((char) b);
        }
        Scanner sc = new Scanner(new File(DATAACKNOWLEDGE));
        String rdyackstring = "";
        while (sc.hasNextLine()) {
            rdyackstring += sc.nextLine();
        }
        sc.close();
        SimpleDateFormat date_date = new SimpleDateFormat("yyyy-MM-dd");
        SimpleDateFormat date_time = new SimpleDateFormat("HH:mm:ssZ");

        Date d = new Date();
        String timestamp = date_date.format(d) + "T" + date_time.format(d);
        timestamp = timestamp.substring(0, timestamp.length() - 2) + ":"
                + timestamp.substring(timestamp.length() - 2);

        rdyackstring = rdyackstring.replaceAll(":timestamp", timestamp);

        httpExchange.sendResponseHeaders(HttpURLConnection.HTTP_OK, rdyackstring.length());
        out.write(rdyackstring);
        out.flush();
        long before_elab = System.currentTimeMillis() - start;
        DataRequestManager teqrequest = new DataRequestManager(this.hostname, this.portnumber);
        String datarequest = teqrequest.datarequest();
        ArrayList<TeqObjects> requestelements = TeqXMLUtils.extractFromXML(datarequest);
        int vtcounter = 0;
        if (!requestelements.isEmpty()) {
            Iterator<TeqObjects> iterator = requestelements.iterator();
            System.out.println("Sending List of Elements!");
            String geoJson = "{\"type\":\"FeatureCollection\",\"features\":[";
            while (iterator.hasNext()) {
                TeqObjects object = iterator.next();
                if (object instanceof VehicleTracking) {
                    geoJson += ((VehicleTracking) object).toGeoJson() + ",";
                    ++vtcounter;
                }
            }
            if (geoJson.charAt(geoJson.length() - 1) == ',') {
                geoJson = geoJson.substring(0, geoJson.length() - 1);
            }
            geoJson += "]}";
            System.out.println(
                    "GeoJson sent! (Nr of elements: " + vtcounter + "/" + requestelements.size() + " )");
            HttpPost subrequest = new HttpPost(DATASEND);

            StringEntity requestEntity = new StringEntity(geoJson,
                    ContentType.create("application/json", "UTF-8"));

            CloseableHttpClient httpClient = HttpClients.createDefault();

            subrequest.setEntity(requestEntity);
            long after_elab = System.currentTimeMillis() - start;
            CloseableHttpResponse response = httpClient.execute(subrequest);
            //System.out.println("Stauts JsonSend Response: " + response.getStatusLine().getStatusCode());
            //System.out.println("Status JsonSend Phrase: " + response.getStatusLine().getReasonPhrase());
            httpClient.close();
            long before_db = System.currentTimeMillis() - start;
            dbmanager.insertIntoDatabase(requestelements);
            System.out.format(
                    "Thread time (ms) : Before elab: %d, After Elab (before http sending): %d, Before db: %d, Total: %d, Thread name: %s, Objects elaborated: %d",
                    before_elab, after_elab, before_db, (System.currentTimeMillis() - start),
                    Thread.currentThread().getName(), requestelements.size());
            System.out.println("");
        }

    } catch (IOException e) {
        System.err.println(e.getMessage());
        e.printStackTrace();
    } catch (Exception e) {
        System.err.println(e.getMessage());
        e.printStackTrace();
        System.exit(-1);
        return;
    } finally {
        if (in != null)
            in.close();
        if (out != null)
            out.close();
        if (httpExchange != null)
            httpExchange.close();
    }
}

---

From source file:functionalTests.vfsprovider.TestProActiveProviderAutoclosing.java

@Test
public void testRandomReadOnlyAccessInputStreamOpenReadAutocloseRead() throws Exception {
    final FileObject fo = openFileObject(TEST_FILENAME);
    final RandomAccessContent rac = openRandomAccessContent(fo, RandomAccessMode.READ);
    final BufferedReader reader = getBufferedReader(rac.getInputStream());
    try {//from   ww  w .j  a v  a  2  s. com
        for (int i = 0; i < TEST_FILE_A_CHARS_NUMBER; i++) {
            assertTrue('a' == reader.read());
        }
        Thread.sleep(SLEEP_TIME);
        for (int i = 0; i < TEST_FILE_B_CHARS_NUMBER; i++) {
            assertTrue('b' == reader.read());
        }
    } finally {
        rac.close();
    }
    fo.close();
}

---

From source file:org.metaservice.core.utils.GitUtil.java

@NotNull
public Line[] getChangeList(@NotNull String relPath, @NotNull String revision, String revision2)
        throws GitException {
    try {//from   www.  j  ava  2s  .  c o  m
        if (relPath.startsWith("/"))
            relPath = relPath.replaceFirst("/", "");

        ProcessBuilder builder = new ProcessBuilder("git", "difftool",
                "--extcmd=diff -d --old-line-format=-%L --new-line-format=+%L --unchanged-line-format=_%L",
                "-y", revision2, revision, relPath).directory(workdir);
        LOGGER.info(StringUtils.join(builder.command(), " "));
        Process p = builder.start();

        Line[] lines;

        ArrayList<Line> list = new ArrayList<>();
        BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));

        int c;
        while ((c = in.read()) != -1) {
            Line l = new Line();
            switch (c) {
            case '+':
                l.changeType = Line.ChangeType.NEW;
                break;
            case '-':
                l.changeType = Line.ChangeType.OLD;
                break;
            case '_':
                l.changeType = Line.ChangeType.UNCHANGED;
                break;
            default:
                throw new RuntimeException("INVALID OUTPUT FORMAT '" + (char) c + "'" + in.readLine());
            }
            //readline alternative which does only halt on \n not \r
            //it also discards \r
            StringBuilder b = new StringBuilder(300);
            while ((c = in.read()) != '\n') {
                if (c == -1)
                    break;
                if (c == '\r')
                    continue;
                b.append((char) c);
            }
            l.line = b.toString();
            list.add(l);
        }
        debug(p);
        lines = list.toArray(new Line[list.size()]);
        LOGGER.debug("READ {} lines", lines.length);
        return lines;
    } catch (IOException e) {
        throw new GitException(e);
    }
}

---

From source file:org.openmrs.module.formentry.FormEntryUtil.java

/**
 * Converts utf-8 characters into unicode escape characters
 * //from w  w w . ja  va 2s .  c o m
 * @param s the string to convert
 * @return the string with characters converted to unicode escapes with backslashes
 * @should encode Utf8 string
 */
public static String encodeUTF8String(String s) {

    try {
        BufferedReader reader = null;
        BufferedWriter writer = null;
        ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream();
        try {
            reader = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(s.getBytes("UTF-8"))));
            writer = new BufferedWriter(new OutputStreamWriter(byteOutputStream, "ISO8859_1")); // or ASCII
            int temp;
            while ((temp = reader.read()) != -1) {
                if (temp <= 0x7f)
                    writer.write(temp);
                else
                    writer.write(toEscape((char) temp));
            }
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } finally {
            try {
                if (reader != null)
                    reader.close();
                if (writer != null)
                    writer.close();
            } catch (IOException ex) {
                ;
            }
        }

        return byteOutputStream.toString("ISO8859-1");
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        log.error("Unable to convert to unicode escape characters", e);
        return s;
    }
}

---

From source file:com.fujitsu.dc.test.jersey.DcResponse.java

/**
 * ???./*from  w ww .  j a v  a 2 s .c o  m*/
 * @param enc 
 * @return 
 * @throws DaoException DAO
 */
public final String bodyAsString(final String enc) throws DaoException {
    InputStream is = null;
    InputStreamReader isr = null;
    BufferedReader reader = null;
    try {
        is = this.getResponseBodyInputStream(response);
        isr = new InputStreamReader(is, enc);
        reader = new BufferedReader(isr);
        StringBuffer sb = new StringBuffer();
        int chr;
        while ((chr = reader.read()) != -1) {
            sb.append((char) chr);
        }
        return sb.toString();
    } catch (IOException e) {
        throw DaoException.create("io exception", 0);
    } finally {
        try {
            if (is != null) {
                is.close();
            }
            if (isr != null) {
                isr.close();
            }
            if (reader != null) {
                reader.close();
            }
        } catch (Exception e) {
            throw DaoException.create("io exception", 0);
        } finally {
            try {
                if (isr != null) {
                    isr.close();
                }
                if (reader != null) {
                    reader.close();
                }
            } catch (Exception e2) {
                throw DaoException.create("io exception", 0);
            } finally {
                try {
                    if (reader != null) {
                        reader.close();
                    }
                } catch (Exception e3) {
                    throw DaoException.create("io exception", 0);
                }
            }
        }
    }
}

---

From source file:org.owasp.jbrofuzz.graph.canvas.HammingDistanceChart.java

private int calculateValue(final File inputFile) {

    int hammingDistance = 0;

    BufferedReader inBuffReader = null;
    try {/*from w  w  w.ja v a2  s  .  c  om*/

        inBuffReader = new BufferedReader(new FileReader(inputFile));

        // Counter looping through the first response
        int counter1 = 0;
        int counter = 0;
        int check = 0;
        int got;
        while (((got = inBuffReader.read()) > 0) && (counter < MAX_CHARS)) {

            // If we are passed "--jbrofuzz-->\n" in the file
            if (check == END_SIGNATURE.length()) {

                if (counter1 >= firstSet.length()) {
                    // For each extra character add to the distance
                    hammingDistance++;

                } else {
                    // The current character is not equal to the
                    // one in the buffer, increment
                    if ((char) got != firstSet.charAt(counter1)) {
                        hammingDistance++;
                    }
                }

                counter1++;
            }
            // Else find "--jbrofuzz-->\n" using a counter
            else {
                // Increment the counter for each success
                if (got == END_SIGNATURE.charAt(check)) {
                    check++;
                } else {
                    check = 0;
                }
            }

            counter++;

        }
        inBuffReader.close();

    } catch (final IOException e1) {
        System.out.println("An IOException occurred.");
    } finally {

        IOUtils.closeQuietly(inBuffReader);

    }

    return hammingDistance;
}

---

From source file:com.b2international.snowowl.snomed.importer.net4j.SnomedSubsetImportUtil.java

private void setDefaultLineFeedCharacter(final SubsetEntry entry) throws IOException {
    FileInputStream inputStream = createFileInputStream(entry);
    BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));

    int i;/*from  ww  w  . j  av  a  2 s .c o m*/
    boolean isNewLineFound = false;
    boolean containsCarriageReturn = false;

    while (!isNewLineFound && -1 != (i = reader.read())) {
        if (i == 13) {
            containsCarriageReturn = true;
            isNewLineFound = true;
        }
        if (i == 10) {
            isNewLineFound = true;
        }
    }

    if (containsCarriageReturn) {
        entry.setLineFeedCharacter("nlc");
    } else {
        entry.setLineFeedCharacter("nl");
    }

    reader.close();
    inputStream.close();
}

---

From source file:org.alfresco.repo.search.impl.lucene.analysis.VerbatimMLAnalayser.java

@Override
public TokenStream tokenStream(String fieldName, Reader reader) {
    // We use read ahead to get the language info - if this does not exist we need to restart
    // an use the default - there foer we need mark and restore.

    if (!(reader instanceof BufferedReader)) {
        BufferedReader breader = new BufferedReader(reader);
        try {//  w  ww .java  2s.  c o  m
            if (!breader.markSupported()) {
                throw new AnalysisException(
                        "Multilingual tokenisation requires a reader that supports marks and reset");
            }
            breader.mark(100);
            StringBuilder builder = new StringBuilder();
            if (breader.read() == '\u0000') {
                String language = "";
                String country = "";
                String varient = "";
                char c;
                int count = 0;
                while ((c = (char) breader.read()) != '\u0000') {
                    if (count++ > 99) {
                        breader.reset();
                        return getAnalyser().tokenStream(fieldName, breader);
                    }
                    if (c == '_') {
                        if (language.length() == 0) {
                            language = builder.toString();
                        } else if (country.length() == 0) {
                            country = builder.toString();
                        } else if (varient.length() == 0) {
                            varient = builder.toString();
                        } else {
                            breader.reset();
                            return getAnalyser().tokenStream(fieldName, breader);
                        }
                        builder = new StringBuilder();
                    } else {
                        builder.append(c);
                    }
                }
                if (builder.length() > 0) {
                    if (language.length() == 0) {
                        language = builder.toString();
                    } else if (country.length() == 0) {
                        country = builder.toString();
                    } else if (varient.length() == 0) {
                        varient = builder.toString();
                    } else {
                        breader.reset();
                        return getAnalyser().tokenStream(fieldName, breader);
                    }
                }
                Locale locale = new Locale(language, country, varient);
                // leave the reader where it is ....
                return new MLTokenDuplicator(getAnalyser().tokenStream(fieldName, breader), locale, breader,
                        mlAnalaysisMode);
            } else {
                breader.reset();
                return getAnalyser().tokenStream(fieldName, breader);
            }
        } catch (IOException io) {
            try {
                breader.reset();
            } catch (IOException e) {
                throw new AnalysisException("Failed to reset buffered reader - token stream will be invalid",
                        e);
            }
            return getAnalyser().tokenStream(fieldName, breader);
        }

    } else {
        throw new AnalysisException("Multilingual tokenisation requires a buffered reader");
    }
}

---

From source file:functionalTests.vfsprovider.TestProActiveProviderAutoclosing.java

@Test
public void testInputStreamOpenAutocloseRead() throws Exception {
    final FileObject fo = openFileObject(TEST_FILENAME);
    final BufferedReader reader = openBufferedReader(fo);
    try {//  ww w .  j a  v a 2s .co  m
        Thread.sleep(SLEEP_TIME);
        for (int i = 0; i < TEST_FILE_A_CHARS_NUMBER; i++) {
            assertTrue('a' == reader.read());
        }
    } finally {
        reader.close();
    }
    fo.close();
}

---

From source file:Opm_Package.New_CommitsInterval.java

public String callURL(String myURL) {
    //System.out.println("Requested URL:" + myURL);
    StringBuilder sb = new StringBuilder();
    URLConnection urlConn = null;
    InputStreamReader in = null;/*from   w w w  .j  a v a 2s . co  m*/
    try {
        URL url = new URL(myURL);
        urlConn = url.openConnection();
        if (urlConn != null) {
            urlConn.setReadTimeout(60 * 1000);
        }
        if (urlConn != null && urlConn.getInputStream() != null) {
            in = new InputStreamReader(urlConn.getInputStream(), Charset.defaultCharset());
            BufferedReader bufferedReader = new BufferedReader(in);
            if (bufferedReader != null) {
                int cp;
                while ((cp = bufferedReader.read()) != -1) {
                    sb.append((char) cp);
                }
                bufferedReader.close();
            }
        }
        in.close();
    } catch (Exception e) {
        throw new RuntimeException("Exception while calling URL:" + myURL, e);
    }

    return sb.toString();
}

---

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