Example usage for java.io Reader read

List of usage examples for java.io Reader read

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. Reader
  6. read

Introduction

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

Prototype

public int read() throws IOException

Source Link

Document

Reads a single character.

Usage

From source file:com.varaneckas.hawkscope.plugin.PluginManager.java

private void processPlugin(final File pluginDir, final String jar) {
    try {// w  w  w.  j  ava 2 s .  co  m
        final File jarFile = new File(pluginDir.getAbsolutePath() + "/" + jar);
        final URLClassLoader classLoader = new URLClassLoader(new URL[] { jarFile.toURI().toURL() });
        final Reader r = new InputStreamReader(classLoader.getResourceAsStream("plugin.loader"));
        String pluginClass = "";
        int c = 0;
        while ((c = r.read()) != -1) {
            pluginClass += (char) c;
        }
        r.close();
        log.debug("Processing Plugin: " + pluginClass);
        if (!isPluginEnabled(pluginClass)) {
            log.debug("Plugin disabled, skipping");
            getAllPlugins().add(new DisabledPlugin(pluginClass));
            return;
        }
        Class<?> p = classLoader.loadClass(pluginClass);
        Method creator = null;
        try {
            creator = p.getMethod("getInstance", new Class[] {});
        } catch (final NoSuchMethodException no) {
            log.debug("Plugin does not implement a singleton getter");
        }
        Plugin plugin;
        if (creator == null) {
            plugin = (Plugin) p.newInstance();
        } else {
            plugin = (Plugin) creator.invoke(p, new Object[] {});
        }
        creator = null;
        p = null;
        if (plugin != null) {
            log.debug("Adding plugin: " + plugin);
            getAllPlugins().add(plugin);
        }
    } catch (final Exception e) {
        log.warn("Failed loading plugin: " + jar, e);
    }
}

From source file:com.google.acre.script.NHttpAsyncUrlfetch.java

private Scriptable callback_result(long start_time, URL url, HttpResponse res, boolean system,
        boolean log_to_user, String response_encoding) {
    BrowserCompatSpecFactory bcsf = new BrowserCompatSpecFactory();
    CookieSpec cspec = bcsf.newInstance(null);
    String protocol = url.getProtocol();
    boolean issecure = ("https".equals(protocol));
    int port = url.getPort();
    if (port == -1)
        port = 80;/*w w w .ja va  2s  . com*/
    CookieOrigin origin = new CookieOrigin(url.getHost(), port, url.getPath(), issecure);

    Object body = "";
    int status = res.getStatusLine().getStatusCode();

    Context ctx = Context.getCurrentContext();
    Scriptable out = ctx.newObject(_scope);
    Scriptable headers = ctx.newObject(_scope);
    Scriptable cookies = ctx.newObject(_scope);

    out.put("status", out, status);
    out.put("headers", out, headers);
    out.put("cookies", out, cookies);

    Header content_type_header = null;

    StringBuilder response_header_log = new StringBuilder();
    for (Header h : res.getAllHeaders()) {
        if (h.getName().equalsIgnoreCase("set-cookie")) {
            String set_cookie = h.getValue();
            Matcher m = Pattern.compile("\\s*(([^,]|(,\\s*\\d))+)").matcher(set_cookie);
            while (m.find()) {
                Header ch = new BasicHeader("Set-Cookie", set_cookie.substring(m.start(), m.end()));
                try {
                    List<Cookie> pcookies = cspec.parse(ch, origin);
                    for (Cookie c : pcookies) {
                        cookies.put(c.getName(), cookies, new AcreCookie(c).toJsObject(_scope));
                    }
                } catch (MalformedCookieException e) {
                    throw new RuntimeException(e);
                }
            }
        } else if (h.getName().equalsIgnoreCase("content-type")) {
            content_type_header = h;
        }

        response_header_log.append(h.getName() + ": " + h.getValue() + "\r\n");
        headers.put(h.getName(), headers, h.getValue());
    }

    String charset = null;
    if (content_type_header != null) {
        HeaderElement values[] = content_type_header.getElements();
        if (values.length == 1) {
            NameValuePair param = values[0].getParameterByName("charset");
            if (param != null) {
                charset = param.getValue();
            }
        }
    }

    if (charset == null)
        charset = response_encoding;

    // read body
    HttpEntity ent = res.getEntity();
    try {
        if (ent != null) {
            InputStream res_stream = ent.getContent();
            Header cenc = ent.getContentEncoding();
            if (cenc != null && res_stream != null) {
                HeaderElement[] codecs = cenc.getElements();
                for (HeaderElement codec : codecs) {
                    if (codec.getName().equalsIgnoreCase("gzip")) {
                        res_stream = new GZIPInputStream(res_stream);
                    }
                }
            }

            long first_byte_time = 0;
            long end_time = 0;
            if (content_type_header != null && (content_type_header.getValue().startsWith("image/")
                    || content_type_header.getValue().startsWith("application/octet-stream")
                    || content_type_header.getValue().startsWith("multipart/form-data"))) {
                // HttpClient's InputStream doesn't support mark/reset, so
                // wrap it with one that does.
                BufferedInputStream bufis = new BufferedInputStream(res_stream);
                bufis.mark(2);
                bufis.read();
                first_byte_time = System.currentTimeMillis();
                bufis.reset();
                byte[] data = IOUtils.toByteArray(bufis);

                end_time = System.currentTimeMillis();
                body = new JSBinary();
                ((JSBinary) body).set_data(data);

                try {
                    if (res_stream != null)
                        res_stream.close();
                } catch (IOException e) {
                    // ignore
                }
            } else if (res_stream == null || charset == null) {
                first_byte_time = end_time = System.currentTimeMillis();
                body = "";
            } else {
                StringWriter writer = new StringWriter();
                Reader reader = new InputStreamReader(res_stream, charset);
                int i = reader.read();
                first_byte_time = System.currentTimeMillis();
                writer.write(i);
                IOUtils.copy(reader, writer);
                end_time = System.currentTimeMillis();
                body = writer.toString();

                try {
                    reader.close();
                    writer.close();
                } catch (IOException e) {
                    // ignore
                }
            }

            long reading_time = end_time - first_byte_time;
            long waiting_time = first_byte_time - start_time;

            String httprephdr = response_header_log.toString();
            // XXX need to log start-time of request
            _logger.syslog4j("DEBUG", "urlfetch.response.async", "URL", url.toString(), "Status",
                    Integer.toString(status), "Headers", httprephdr, "Reading time", reading_time,
                    "Waiting time", waiting_time);

            if (system && log_to_user) {
                _response.userlog4j("DEBUG", "urlfetch.response.async", "URL", url.toString(), "Status",
                        Integer.toString(status), "Headers", httprephdr);

            }

            // XXX seems like AcreResponse should be able to use
            // the statistics object to generate x-metaweb-cost
            // given a bit of extra information

            Statistics.instance().collectUrlfetchTime(start_time, first_byte_time, end_time);

            _costCollector.collect((system) ? "asuc" : "auuc").collect((system) ? "asuw" : "auuw",
                    waiting_time);

        }

    } catch (IOException e) {
        throw new RuntimeException(e);
    }

    out.put("body", out, body);

    return out;
}

From source file:net.metanotion.json.StreamingParser.java

private Lexeme maybeNumber(final Reader in, int firstChar) throws IOException {
    // this might be a number, if it is, lex it and return the token, otherwise throw an exception.
    final String integer = lexInt(in, firstChar);
    in.mark(MAX_BUFFER);//from  w  w w .j  a v a 2  s  .c  om
    final int c = in.read();
    if (c == '.') {
        final String decimal = integer + lexFraction(in);
        return new Lexeme(Token.FLOAT, Double.valueOf(decimal));
    } else if (Character.toLowerCase(c) == 'e') {
        in.reset();
        final String decimal = integer + lexExp(in);
        return new Lexeme(Token.FLOAT, Double.valueOf(decimal));
    } else {
        in.reset();
        return new Lexeme(Token.INT, Long.valueOf(integer));
    }
}

From source file:com.hp.avmon.home.service.LicenseService.java

/**
 * ?servercpuID//from w w w .  j  a va2  s  .co  m
 * 
 * @return
 */
public String getServerCpuIdFromFile() {
    StringBuffer cpuidStrBf = new StringBuffer();
    // 
    callVbExeFile();
    // 

    String cpuidFullPath = getLicensePath() + "mycpuid.txt";

    File file = new File(cpuidFullPath);
    if (!file.exists()) {
        log.info("mycpuid is not exist!");
    }
    Reader reader = null;
    try {
        reader = new InputStreamReader(new FileInputStream(file));
        int buffer = 0;
        while ((buffer = reader.read()) != -1) {
            if ((char) buffer != '\n' && (char) buffer != '\r' && (char) buffer != ' ') {
                cpuidStrBf.append((char) buffer);
            }
        }
        reader.close();

    } catch (Exception e) {
        try {
            reader.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }
    return cpuidStrBf.toString();
}

From source file:com.bigdata.rdf.sail.webapp.AbstractTestNanoSparqlClient.java

protected static String getResponseBody(final HttpURLConnection conn) throws IOException {

    final Reader r = new InputStreamReader(conn.getInputStream());

    try {//from w w  w  .j a va  2 s. co  m

        final StringWriter w = new StringWriter();

        int ch;
        while ((ch = r.read()) != -1) {

            w.append((char) ch);

        }

        return w.toString();

    } finally {

        r.close();

    }

}

From source file:com.formkiq.core.equifax.service.EquifaxServiceImpl.java

/**
 * Sends request to Equifax./*from w  w w . j a v  a2s.  com*/
 * @param server {@link String}
 * @param send {@link String}
 * @return {@link String}
 * @throws IOException IOException
 */
public String sendToEquifax(final String server, final String send) throws IOException {

    String params = "InputSegments=" + URLEncoder.encode(send, "UTF-8") + "&cmdSubmit=Submit";

    byte[] postData = params.getBytes(StandardCharsets.UTF_8);
    int postDataLength = postData.length;

    URL url = new URL(server);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);
    conn.setInstanceFollowRedirects(false);
    conn.setRequestMethod("POST");
    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

    conn.setRequestProperty("charset", "utf-8");
    conn.setRequestProperty("Content-Length", Integer.toString(postDataLength));
    conn.setUseCaches(false);

    Reader in = null;
    DataOutputStream wr = null;

    try {
        wr = new DataOutputStream(conn.getOutputStream());
        wr.write(postData);

        StringBuilder sb = new StringBuilder();
        in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));

        for (int c = in.read(); c != -1; c = in.read()) {
            sb.append((char) c);
        }

        String receive = sb.toString();

        return receive;

    } finally {

        if (in != null) {
            in.close();
        }

        if (wr != null) {
            wr.close();
        }
    }
}

From source file:io.kaif.kmark.KmarkProcessor.java

private Block readLines(final Reader reader, final Emitter emitter) throws IOException {
    final Block block = new Block();
    final StringBuilder sb = new StringBuilder(200);
    boolean underCodeBlock = false;
    int c = reader.read();
    LinkRef lastLinkRef = null;/* www.  jav  a2 s. c  o m*/
    while (c != -1) {
        sb.setLength(0);
        int pos = 0;
        boolean eol = false;
        while (!eol) {
            switch (c) {
            case -1:
                eol = true;
                break;
            case '\n':
                c = reader.read();
                if (c == '\r') {
                    c = reader.read();
                }
                eol = true;
                break;
            case '\r':
                c = reader.read();
                if (c == '\n') {
                    c = reader.read();
                }
                eol = true;
                break;
            case '\t': {
                final int np = pos + (4 - (pos & 3));
                while (pos < np) {
                    sb.append(' ');
                    pos++;
                }
                c = reader.read();
                break;
            }
            default:
                pos++;
                sb.append((char) c);
                c = reader.read();
                break;
            }
        }

        final Line line = new Line();
        line.value = sb.toString();
        line.init();

        if (line.getLineType() == LineType.FENCED_CODE) {
            underCodeBlock = !underCodeBlock;
        }

        if (underCodeBlock) {
            block.appendLine(line);
            continue;
        }

        // Check for link definitions
        boolean isLinkRef = false;
        String id = null, link = null, comment = null;
        if (!line.isEmpty && line.value.charAt(line.leading) == '[') {
            line.pos = line.leading + 1;
            // Read ID up to ']'
            id = line.readUntil(']');
            // Is ID valid and are there any more characters?
            if (id != null && line.pos + 2 < line.value.length()) {
                // Check for ':' ([...]:...)
                if (line.value.charAt(line.pos + 1) == ':') {
                    line.pos += 2;
                    line.skipSpaces();
                    // Check for link syntax
                    if (line.value.charAt(line.pos) == '<') {
                        line.pos++;
                        link = line.readUntil('>');
                        line.pos++;
                    } else {
                        link = line.readUntil(' ', '\n');
                    }

                    // Is link valid?
                    if (link != null) {
                        // Any non-whitespace characters following?
                        if (line.skipSpaces()) {
                            final char ch = line.value.charAt(line.pos);
                            // Read comment
                            if (ch == '\"' || ch == '\'' || ch == '(') {
                                line.pos++;
                                comment = line.readUntil(ch == '(' ? ')' : ch);
                                // Valid linkRef only if comment is valid
                                if (comment != null) {
                                    isLinkRef = true;
                                }
                            }
                        } else {
                            isLinkRef = true;
                        }
                    }
                }
            }
        }

        if (isLinkRef) {
            // Store linkRef and skip line
            final LinkRef lr = emitter.addLinkRef(id, link, comment);
            if (comment == null) {
                lastLinkRef = lr;
            }
        } else {
            comment = null;
            // Check for multi-line linkRef
            if (!line.isEmpty && lastLinkRef != null) {
                line.pos = line.leading;
                final char ch = line.value.charAt(line.pos);
                if (ch == '\"' || ch == '\'' || ch == '(') {
                    line.pos++;
                    comment = line.readUntil(ch == '(' ? ')' : ch);
                }
                if (comment != null) {
                    lastLinkRef.title = comment;
                }
                lastLinkRef = null;
            }

            // No multi-line linkRef, store line
            if (comment == null) {
                line.pos = 0;
                block.appendLine(line);
            }
        }
    }

    return block;
}

From source file:com.moss.appsnap.keeper.Keeper.java

public Keeper(final Url location) {
    log.info("Starting keeper for " + location);

    final DesktopIntegrationStrategy desktop = new Bootstrapper().discover();
    final ProxyFactory proxyFactory = new ProxyFactory(new HessianProxyProvider());
    final AppsnapService snap = proxyFactory.create(AppsnapService.class, location.toString());

    AppsnapServiceInfo serviceInfo;/*from w w w. j  a  v  a  2 s. c o  m*/
    while (true) {
        try {
            serviceInfo = snap.serviceInfo();
            break;
        } catch (Exception e) {
            log.error("Error talking to appsnap.  Will try again in 5 seconds.  The message was: "
                    + e.getMessage(), e);
            try {
                Thread.sleep(5000);
            } catch (InterruptedException e1) {
                e1.printStackTrace();
            }
        }
    }

    final File dataLocation = desktop.keeperDataDir(serviceInfo.id());

    try {
        final File logOutput = new File(dataLocation, "log4j.log");
        Logger.getRootLogger().addAppender(new FileAppender(new SimpleLayout(), logOutput.getAbsolutePath()));
        log.info("Configured logging to " + logOutput.getAbsolutePath());
    } catch (IOException e) {
        e.printStackTrace();
    }

    log.info("Starting from " + dataLocation.getAbsolutePath());

    Data data;
    try {
        data = new Data(dataLocation);
    } catch (Exception e1) {
        throw new RuntimeException(e1);
    }

    if (data.config.get() == null) {
        if (System.getProperty("dev-bootstrap", "false").equals("true")) {
            KeeperConfig config = new KeeperConfig();
            data.config.put(config);
        } else {
            throw new NullPointerException("Keeper data has no config: have you run the installer?");
        }
    }
    if (location == null) {
        throw new NullPointerException();
    }

    guts = new Guts(serviceInfo, location, proxyFactory, snap, data, desktop);

    desktop.noLongerGutless(guts);

    final Poller poller = new Poller(guts, true);
    poller.start();

    desktop.thePollerWasStartedAndHereItIs(poller);

    desktop.startLocalApiServer(new ApiMessageHandler() {
        final SocketFunction[] commands = new SocketFunction[] { new PollFunction(guts, poller),
                new InstallFunction(guts, poller), new ControlPanelLaunchFunction(guts),
                new LaunchFunction(guts, poller), new PingFuction() };

        public void handle(ApiMessageConnection socket) {
            try {
                log.info("Opening connection");
                StringBuilder input = new StringBuilder();
                Reader r = new InputStreamReader(socket.in());
                log.info("Reading input");
                //               char[] b = new char[1024];
                //               for(int x=r.read(b);x!=-1;x=r.read(b)){
                //                  input.append(b, 0, x);
                //               }
                for (int x = r.read(); x != -1 && x != '\n'; x = r.read()) {
                    input.append((char) x);
                }
                //               r.close();

                log.info("Command: " + input);

                String commandName;
                String commandParams;

                int argsDelimiterPos = input.indexOf(" ");
                if (argsDelimiterPos != -1) {
                    commandName = input.substring(0, argsDelimiterPos);
                    commandParams = input.substring(argsDelimiterPos + 1);
                } else {
                    commandName = input.toString();
                    commandParams = "";
                }
                SocketFunction command = null;
                for (SocketFunction next : commands) {
                    if (next.name().equals(commandName)) {
                        command = next;
                    }
                }

                String response;
                if (command == null) {
                    response = ("Invalid command: " + commandName);
                } else {
                    try {
                        response = command.execute(commandParams);
                    } catch (Exception e) {
                        e.printStackTrace();
                        response = e.getClass().getSimpleName() + ":" + e.getMessage();
                    }
                }

                log.info("Sending response: " + response);

                Writer w = new OutputStreamWriter(socket.out());
                w.write(response);
                w.write('\n');
                w.flush();
                w.close();

            } catch (Throwable e) {
                e.printStackTrace();
            } finally {
                socket.close();
            }
        }
    });

}

From source file:com.p5solutions.core.jpa.orm.ConversionUtilityImpl.java

/**
 * Convert clob./*from  ww w .j ava2  s . com*/
 * 
 * @param clob
 *          the clob
 * @param targetType
 *          the target type
 * @return the object
 */
public Object convertCLOB(Clob clob, Class<?> targetType) {
    if (ReflectionUtility.isStringClass(targetType)) {
        // TODO charset needs to be passed in from the resultset, or defined
        // as
        // part of the transaction template???
        try {
            // TODO THIS NEEDS TO BE APPENDED IN UTF-8 ??? based on the
            // character
            // setting of the database???
            Reader reader = clob.getCharacterStream();
            StringBuilder output = new StringBuilder();
            int r = -1;
            while ((r = reader.read()) >= 0) {
                output.append((char) r);
            }

            return output.toString();
        } catch (SQLException e) {
            // TODO log it
            throw new RuntimeException(e);
        } catch (IOException e) {
            // TODO log it
            throw new RuntimeException(e);
        }
    } else if (ReflectionUtility.isByteArray(targetType)) {

    }
    return clob;
}

From source file:com.sfs.jbtimporter.JBTProcessor.java

/**
 * Load xml data from the supplied file.
 * /*from   ww w  . j a va2  s .  co  m*/
 * @param filepath the filepath
 * @return the string
 * @throws IOException Signals that an I/O exception has occurred.
 */
public final String loadXmlDataFile(final String filepath) throws IOException {

    StringBuffer contents = new StringBuffer();

    Reader reader = new InputStreamReader(new FileInputStream(filepath), "UTF-8");

    int ch;
    do {
        ch = reader.read();
        if (ch != -1) {
            contents.append((char) ch);
        }
    } while (ch != -1);

    reader.close();

    return contents.toString();
}