Example usage for java.io InputStreamReader close

Introduction

In this page you can find the example usage for java.io InputStreamReader close.

Prototype

public void close() throws IOException 

Source Link

Usage

From source file:com.mibr.android.intelligentreminder.INeedToo.java

public synchronized void writeLogTo(OutputStream out) throws FileNotFoundException, IOException {
    FileInputStream fis = null;// w  ww  . jav a  2 s. c om
    fis = getLogInputStream();
    java.io.InputStreamReader isr = new InputStreamReader(fis);
    PrintWriter pw = new PrintWriter(out);
    char[] cc = new char[4096];
    try {
        int cnt = isr.read(cc, 0, 4096);
        int c = 0;
        while (cnt > 0) {
            pw.write(cc, 0, cnt);
            cnt = isr.read(cc, 0, 4096);
        }
    } finally {
        try {
            isr.close();
        } catch (Exception e) {
        }
        try {
            pw.flush();
        } catch (Exception e2) {
        }
        try {
            pw.close();
        } catch (Exception e2) {
        }
    }
}

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From source file:com.servoy.j2db.util.Utils.java

public static String getURLContent(URL url) {
    StringBuffer sb = new StringBuffer();
    String charset = null;//  w ww .j a va2 s. c  om
    try {
        URLConnection connection = url.openConnection();
        InputStream is = connection.getInputStream();
        final String type = connection.getContentType();
        if (type != null) {
            final String[] parts = type.split(";");
            for (int i = 1; i < parts.length && charset == null; i++) {
                final String t = parts[i].trim();
                final int index = t.toLowerCase().indexOf("charset=");
                if (index != -1)
                    charset = t.substring(index + 8);
            }
        }
        InputStreamReader isr = null;
        if (charset != null)
            isr = new InputStreamReader(is, charset);
        else
            isr = new InputStreamReader(is);
        BufferedReader br = new BufferedReader(isr);
        int read = 0;
        while ((read = br.read()) != -1) {
            sb.append((char) read);
        }
        br.close();
        isr.close();
        is.close();
    } catch (Exception e) {
        Debug.error(e);
    }
    return sb.toString();
}

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From source file:com.motorola.studio.android.utilities.TelnetFrameworkAndroid.java

/**
 *
 *///from  w  w  w. j a  va  2  s  .c  o m
public String waitFor(String[] waitForArray) throws IOException {
    InputStreamReader responseReader = null;
    StringBuffer answerFromRemoteHost = new StringBuffer();

    try {
        responseReader = new InputStreamReader(telnetClient.getInputStream());

        boolean found = false;

        do {
            char readChar = 0;
            long currentTime = System.currentTimeMillis();
            long timeoutTime = currentTime + timeout;

            while (readChar == 0) {
                if (responseReader == null) {
                    // responseReader can only be set to null if method
                    // releaseTelnetInputStreamReader()
                    // has been called, which should happen if host becomes
                    // unavailable.
                    throw new IOException("Telnet host is unavailable; stopped waiting for answer.");
                }

                if (responseReader.ready()) {
                    readChar = (char) responseReader.read();
                } else {
                    try {
                        Thread.sleep(50);
                    } catch (InterruptedException e) {
                        // Do nothing
                    }
                }

                currentTime = System.currentTimeMillis();

                if ((!responseReader.ready()) && (currentTime > timeoutTime)) {
                    throw new IOException("A timeout has occured when trying to read the telnet stream");
                }
            }

            answerFromRemoteHost.append(readChar);

            for (String aWaitFor : waitForArray) {
                found = answerFromRemoteHost.toString().contains(aWaitFor);
            }

        } while (!found);
    } finally {
        if (responseReader != null) {
            responseReader.close();
        }
    }

    return answerFromRemoteHost.toString();
}

---

From source file:com.taobao.diamond.client.impl.DefaultDiamondSubscriber.java

/**
 * Response/*  w ww.  j  a  va 2s  .  c  o m*/
 * 
 * @param httpMethod
 * @return
 */
String getContent(HttpMethod httpMethod) {
    StringBuilder contentBuilder = new StringBuilder();
    if (isZipContent(httpMethod)) {
        // 
        InputStream is = null;
        GZIPInputStream gzin = null;
        InputStreamReader isr = null;
        BufferedReader br = null;
        try {
            is = httpMethod.getResponseBodyAsStream();
            gzin = new GZIPInputStream(is);
            isr = new InputStreamReader(gzin, ((HttpMethodBase) httpMethod).getResponseCharSet()); // 
            br = new BufferedReader(isr);
            char[] buffer = new char[4096];
            int readlen = -1;
            while ((readlen = br.read(buffer, 0, 4096)) != -1) {
                contentBuilder.append(buffer, 0, readlen);
            }
        } catch (Exception e) {
            log.error("", e);
        } finally {
            try {
                br.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                isr.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                gzin.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                is.close();
            } catch (Exception e1) {
                // ignore
            }
        }
    } else {
        // 
        String content = null;
        try {
            content = httpMethod.getResponseBodyAsString();
        } catch (Exception e) {
            log.error("", e);
        }
        if (null == content) {
            return null;
        }
        contentBuilder.append(content);
    }
    return contentBuilder.toString();
}

---

From source file:com.rackspacecloud.client.cloudfiles.FilesClient.java

/**
 * //  ww  w.  j a  v  a2 s .co  m
 * 
 * @param stream
 *           
 * @param encoding
 *           
 * @return 
 * 
 * @throws IOException
 *           IO
 */
static String inputStreamToString(InputStream stream, String encoding) throws IOException {
    char buffer[] = new char[4096];
    StringBuilder sb = new StringBuilder();
    InputStreamReader isr = new InputStreamReader(stream, "utf-8"); // For
    // now,
    // assume
    // utf-8
    // to
    // work
    // around
    // server
    // bug

    int nRead = 0;
    while ((nRead = isr.read(buffer)) >= 0) {
        sb.append(buffer, 0, nRead);
    }
    isr.close();

    return sb.toString();
}

---

From source file:cn.leancloud.diamond.client.impl.DefaultDiamondSubscriber.java

/**
 * ?Response??/*from  w  w w  .  j ava  2  s .c  om*/
 * 
 * @param httpMethod
 * @return
 */
String getContent(HttpMethod httpMethod) {
    StringBuilder contentBuilder = new StringBuilder();
    if (isZipContent(httpMethod)) {
        // ???
        InputStream is = null;
        GZIPInputStream gzin = null;
        InputStreamReader isr = null;
        BufferedReader br = null;
        try {
            is = httpMethod.getResponseBodyAsStream();
            gzin = new GZIPInputStream(is);
            isr = new InputStreamReader(gzin, ((HttpMethodBase) httpMethod).getResponseCharSet()); // ?????
            br = new BufferedReader(isr);
            char[] buffer = new char[4096];
            int readlen = -1;
            while ((readlen = br.read(buffer, 0, 4096)) != -1) {
                contentBuilder.append(buffer, 0, readlen);
            }
        } catch (Exception e) {
            log.error("", e);
        } finally {
            try {
                br.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                isr.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                gzin.close();
            } catch (Exception e1) {
                // ignore
            }
            try {
                is.close();
            } catch (Exception e1) {
                // ignore
            }
        }
    } else {
        // ???
        String content = null;
        try {
            content = httpMethod.getResponseBodyAsString();
        } catch (Exception e) {
            log.error("???", e);
        }
        if (null == content) {
            return null;
        }
        contentBuilder.append(content);
    }
    return contentBuilder.toString();
}

---

From source file:com.southernstorm.tvguide.TvChannelCache.java

/**
 * Gets the last-modified date for a specific channel and date combination.
 * //from w w w.  j ava  2s .  com
 * @param channel the channel, or null for the main channel list file
 * @param date the date
 * @return the last-modified date, or null if the data is not in the cache
 */
public Calendar channelDataLastModified(TvChannel channel, Calendar date) {
    File file = dataFile(channel, date, ".cache");
    if (file == null || !file.exists())
        return null;
    try {
        FileInputStream input = new FileInputStream(file);
        try {
            InputStreamReader reader = new InputStreamReader(input, "utf-8");
            try {
                String line;
                while ((line = readLine(reader)) != null) {
                    if (line.startsWith("Last-Modified: ")) {
                        String lastModified = line.substring(15);
                        Date parsedDate = DateUtils.parseDate(lastModified);
                        GregorianCalendar result = new GregorianCalendar();
                        result.setTime(parsedDate);
                        return result;
                    }
                }
            } catch (DateParseException e) {
            } finally {
                reader.close();
            }
        } finally {
            input.close();
        }
    } catch (IOException e) {
    }
    return null;
}

---

From source file:org.apache.hadoop.util.SysInfoLinux.java

/**
 * Read /proc/cpuinfo, parse and calculate CPU information.
 *//*from   w w w .j a v  a2 s .  c  o m*/
private void readProcCpuInfoFile() {
    // This directory needs to be read only once
    if (readCpuInfoFile) {
        return;
    }
    HashSet<String> coreIdSet = new HashSet<>();
    // Read "/proc/cpuinfo" file
    BufferedReader in;
    InputStreamReader fReader;
    try {
        fReader = new InputStreamReader(new FileInputStream(procfsCpuFile), Charset.forName("UTF-8"));
        in = new BufferedReader(fReader);
    } catch (FileNotFoundException f) {
        // shouldn't happen....
        LOG.warn("Couldn't read " + procfsCpuFile + "; can't determine cpu info");
        return;
    }
    Matcher mat;
    try {
        numProcessors = 0;
        numCores = 1;
        String currentPhysicalId = "";
        String str = in.readLine();
        while (str != null) {
            mat = PROCESSOR_FORMAT.matcher(str);
            if (mat.find()) {
                numProcessors++;
            }
            mat = FREQUENCY_FORMAT.matcher(str);
            if (mat.find()) {
                cpuFrequency = (long) (Double.parseDouble(mat.group(1)) * 1000); // kHz
            }
            mat = PHYSICAL_ID_FORMAT.matcher(str);
            if (mat.find()) {
                currentPhysicalId = str;
            }
            mat = CORE_ID_FORMAT.matcher(str);
            if (mat.find()) {
                coreIdSet.add(currentPhysicalId + " " + str);
                numCores = coreIdSet.size();
            }
            str = in.readLine();
        }
    } catch (IOException io) {
        LOG.warn("Error reading the stream " + io);
    } finally {
        // Close the streams
        try {
            fReader.close();
            try {
                in.close();
            } catch (IOException i) {
                LOG.warn("Error closing the stream " + in);
            }
        } catch (IOException i) {
            LOG.warn("Error closing the stream " + fReader);
        }
    }
    readCpuInfoFile = true;
}

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From source file:com.ibm.stocator.fs.swift.auth.PasswordScopeAccessProvider.java

/**
 * Authentication logic/*from w  ww  .java2 s .  c om*/
 *
 * @return Access JOSS access object
 * @throws IOException if failed to parse the response
 */
public Access passwordScopeAuth() throws IOException {
    InputStreamReader reader = null;
    BufferedReader bufReader = null;
    try {
        JSONObject user = new JSONObject();
        user.put("id", mUserId);
        user.put("password", mPassword);
        JSONObject password = new JSONObject();
        password.put("user", user);
        JSONArray methods = new JSONArray();
        methods.add("password");
        JSONObject identity = new JSONObject();
        identity.put("methods", methods);
        identity.put("password", password);
        JSONObject project = new JSONObject();
        project.put("id", mProjectId);
        JSONObject scope = new JSONObject();
        scope.put("project", project);
        JSONObject auth = new JSONObject();
        auth.put("identity", identity);
        auth.put("scope", scope);
        JSONObject requestBody = new JSONObject();
        requestBody.put("auth", auth);
        HttpURLConnection connection = (HttpURLConnection) new URL(mAuthUrl).openConnection();
        connection.setDoOutput(true);
        connection.setRequestProperty("Accept", "application/json");
        connection.setRequestProperty("Content-Type", "application/json");
        OutputStream output = connection.getOutputStream();
        output.write(requestBody.toString().getBytes());
        int status = connection.getResponseCode();
        if (status != 201) {
            return null;
        }
        reader = new InputStreamReader(connection.getInputStream());
        bufReader = new BufferedReader(reader);
        String res = bufReader.readLine();
        JSONParser parser = new JSONParser();
        JSONObject jsonResponse = (JSONObject) parser.parse(res);

        String token = connection.getHeaderField("X-Subject-Token");
        PasswordScopeAccess access = new PasswordScopeAccess(jsonResponse, token, mPrefferedRegion);
        bufReader.close();
        reader.close();
        connection.disconnect();
        return access;

    } catch (Exception e) {
        if (bufReader != null) {
            bufReader.close();
        }
        if (reader != null) {
            reader.close();
        }
        throw new IOException(e);
    }
}

---

From source file:org.alfresco.textgen.TextGenerator.java

public TextGenerator(String configPath) {
    ClassPathResource cpr = new ClassPathResource(configPath);
    if (!cpr.exists()) {
        throw new RuntimeException("No resource found: " + configPath);
    }//from  w  w w . jav a  2s.  c om
    InputStream is = null;
    InputStreamReader r = null;
    BufferedReader br = null;
    try {
        int lineNumber = 0;
        is = cpr.getInputStream();
        r = new InputStreamReader(is, "UTF-8");
        br = new BufferedReader(r);

        String line;
        while ((line = br.readLine()) != null) {
            lineNumber++;
            if (lineNumber == 1) {
                // skip header
                continue;
            }
            String[] split = line.split("\t");

            if (split.length != 7) {
                //System.out.println("Skipping "+lineNumber);
                continue;
            }

            String word = split[1].replaceAll("\\*", "");
            String mode = split[3].replaceAll("\\*", "");
            long frequency = Long.parseLong(split[4].replaceAll("#", "").trim());

            // Single varient
            if (mode.equals(":")) {
                if (!ignore(word)) {
                    wordGenerator.addWord(splitAlternates(word), frequency == 0 ? 1 : frequency);
                }
            } else {
                if (word.equals("@")) {
                    // varient
                    if (!ignore(mode)) {
                        wordGenerator.addWord(splitAlternates(mode), frequency == 0 ? 1 : frequency);
                    }
                } else {
                    //System.out.println("Skipping totla and using varients for " + word + " @ " + lineNumber);
                }
            }
        }
    } catch (IOException e) {
        throw new RuntimeException("Failed to load resource " + configPath);
    } finally {
        if (br != null) {
            try {
                br.close();
            } catch (Exception e) {
            }
        }
        if (r != null) {
            try {
                r.close();
            } catch (Exception e) {
            }
        }
        if (is != null) {
            try {
                is.close();
            } catch (Exception e) {
            }
        }
    }
}

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