Example usage for java.util Vector get

Introduction

In this page you can find the example usage for java.util Vector get.

Prototype

public synchronized E get(int index) 

Source Link

Document

Returns the element at the specified position in this Vector.

Usage

From source file:edu.umn.cs.spatialHadoop.util.Parallel.java

public static <T> List<T> forEach(int start, int end, RunnableRange<T> r, int parallelism)
        throws InterruptedException {
    Vector<T> results = new Vector<T>();
    if (end <= start)
        return results;
    final Vector<Throwable> exceptions = new Vector<Throwable>();
    Thread.UncaughtExceptionHandler h = new Thread.UncaughtExceptionHandler() {
        public void uncaughtException(Thread th, Throwable ex) {
            exceptions.add(ex);//from   w w  w .ja v  a  2s  . c  o  m
        }
    };

    // Put an upper bound on parallelism to avoid empty ranges
    if (parallelism > (end - start))
        parallelism = end - start;
    if (parallelism == 1) {
        // Avoid creating threads
        results.add(r.run(start, end));
    } else {
        LOG.info("Creating " + parallelism + " threads");
        final int[] partitions = new int[parallelism + 1];
        for (int i_thread = 0; i_thread <= parallelism; i_thread++)
            partitions[i_thread] = i_thread * (end - start) / parallelism + start;
        final Vector<RunnableRangeThread<T>> threads = new Vector<RunnableRangeThread<T>>();
        for (int i_thread = 0; i_thread < parallelism; i_thread++) {
            RunnableRangeThread<T> thread = new RunnableRangeThread<T>(r, partitions[i_thread],
                    partitions[i_thread + 1]);
            thread.setUncaughtExceptionHandler(h);
            threads.add(thread);
            threads.lastElement().start();
        }
        for (int i_thread = 0; i_thread < parallelism; i_thread++) {
            threads.get(i_thread).join();
            results.add(threads.get(i_thread).getResult());
        }
        if (!exceptions.isEmpty())
            throw new RuntimeException(exceptions.size() + " unhandled exceptions", exceptions.firstElement());
    }
    return results;
}

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From source file:edu.ku.brc.dbsupport.DatabaseDriverInfo.java

/**
 * Returns a driver by name from the list of drivers.
 * @param drvName the name of the driver
 * @param dbDrivers the driver list/*from  w ww . j a v a  2s.  c  o  m*/
 * @return the driver info
 */
public static DatabaseDriverInfo getDriver(final String drvName) {
    Vector<DatabaseDriverInfo> list = getDriversList();
    int inx = -1;
    for (DatabaseDriverInfo ddi : list) {
        inx++;
        if ((ddi.getDriverClassName() != null && ddi.getDriverClassName().equals(drvName))
                || ddi.getName().equals(drvName)) {
            return list.get(inx);
        }
    }
    return null;
}

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From source file:it.geosolutions.geobatch.destination.common.utils.RemoteBrowserUtils.java

/**
 * SFTP protocol ls/*from  w  w w.j a  va2  s .c o m*/
 * 
 * @param userName
 * @param password
 * @param host
 * @param port
 * @param path
 * @param timeout
 * @param pattern
 * @return name of files or directories inside the remote folder
 * @throws IOException
 * @throws FTPException
 * @throws ParseException
 */
private static List<String> sftpLS(String userName, String password, String host, int port, String path,
        int timeout, Pattern pattern) throws IOException {

    //TODO: use pattern
    Session session = null;
    Channel channel = null;
    ChannelSftp sftpChannel = null;
    List<String> names = new LinkedList<String>();

    try {
        JSch jsch = new JSch();
        session = jsch.getSession(userName, host, port);
        session.setPassword(password);
        java.util.Properties config = new java.util.Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
        session.connect();
        channel = session.openChannel(RemoteBrowserProtocol.sftp.name());
        channel.connect();
        sftpChannel = (ChannelSftp) channel;
        sftpChannel.cd(path);
        @SuppressWarnings("unchecked")
        Vector<LsEntry> filelist = sftpChannel.ls(path);
        for (int i = 0; i < filelist.size(); i++) {
            String fileName = filelist.get(i).getFilename();
            if (pattern != null) {
                Matcher m = pattern.matcher(fileName);
                if (m.matches()) {
                    names.add(fileName);
                }
            } else {
                if (!fileName.equals(".") && !fileName.equals("..")) {
                    names.add(fileName);
                }
            }
        }

    } catch (Exception e) {
        throw new IOException("Error on ls", e);
    } finally {
        if (sftpChannel != null) {
            sftpChannel.exit();
        }
        if (session != null) {
            session.disconnect();
        }
    }

    return names;
}

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From source file:edu.ku.brc.af.tasks.StatsTrackerTask.java

/**
 * Builds NamePair array from list./*from w  w  w  .j ava2  s.c  o  m*/
 * @param postParams the list 
 * @return the array
 */
public static NameValuePair[] buildNamePairArray(final Vector<NameValuePair> postParams) {
    // create an array from the params
    NameValuePair[] paramArray = new NameValuePair[postParams.size()];
    for (int i = 0; i < paramArray.length; ++i) {
        paramArray[i] = postParams.get(i);
    }
    return paramArray;
}

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From source file:org.sandrob.android.net.http.HttpsConnection.java

/**
* Gets the common name from the given X509Name.
* 
* @param name the X.509 name//  ww  w  .j  av a 2  s  .c  o  m
* @return the common name, null if not found
*/
private static String getCommonName(X509Name name) {
    if (name == null) {
        return null;
    }

    Vector<?> values = name.getValues(X509Name.CN);
    if (values == null || values.isEmpty()) {
        return null;
    }

    return values.get(0).toString();
}

---

From source file:com.legstar.codegen.tasks.SourceToXsdCobolTask.java

/**
 * Converts a URI into a package name. We assume a hierarchical,
 * server-based URI with the following syntax:
 * [scheme:][//host[:port]][path][?query][#fragment]
 * The package name is derived from host, path and fragment.
 * //w ww  .j a  v  a 2 s.co  m
 * @param namespaceURI the input namespace URI
 * @return the result package name
 */
public static String packageFromURI(final URI namespaceURI) {

    StringBuilder result = new StringBuilder();
    URI nURI = namespaceURI.normalize();
    boolean firstToken = true;

    /*
     * First part of package name is built from host with tokens in
     * reverse order.
     */
    if (nURI.getHost() != null && nURI.getHost().length() != 0) {
        Vector<String> v = new Vector<String>();
        StringTokenizer t = new StringTokenizer(nURI.getHost(), ".");
        while (t.hasMoreTokens()) {
            v.addElement(t.nextToken());
        }

        for (int i = v.size(); i > 0; i--) {
            if (!firstToken) {
                result.append('.');
            } else {
                firstToken = false;
            }
            result.append(v.get(i - 1));
        }
    }

    /* Next part of package is built from the path tokens */
    if (nURI.getPath() != null && nURI.getPath().length() != 0) {
        Vector<String> v = new Vector<String>();
        StringTokenizer t = new StringTokenizer(nURI.getPath(), "/");
        while (t.hasMoreTokens()) {
            v.addElement(t.nextToken());
        }

        for (int i = 0; i < v.size(); i++) {
            String token = v.get(i);
            /* ignore situations such as /./../ */
            if (token.equals(".") || token.equals("..")) {
                continue;
            }
            if (!firstToken) {
                result.append('.');
            } else {
                firstToken = false;
            }
            result.append(v.get(i));
        }
    }

    /* Finally append any fragment */
    if (nURI.getFragment() != null && nURI.getFragment().length() != 0) {
        if (!firstToken) {
            result.append('.');
        } else {
            firstToken = false;
        }
        result.append(nURI.getFragment());
    }

    /*
     * By convention, namespaces are lowercase and should not contain
     * invalid Java identifiers
     */
    String s = result.toString().toLowerCase();
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < s.length(); i++) {
        Character c = s.charAt(i);
        if (Character.isJavaIdentifierPart(c) || c.equals('.')) {
            sb.append(c);
        } else {
            sb.append("_");
        }
    }
    return sb.toString();
}

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From source file:AnimatedMetadataGraph.java

public static String getParentPath(String childPath) {
    if (!childPath.equals("/")) {
        Vector<String> pathElements = new Vector<String>();
        StringTokenizer tokenizer = new StringTokenizer(childPath, "/");
        while (tokenizer.hasMoreTokens())
            pathElements.add(tokenizer.nextToken());

        StringBuffer parentPath = new StringBuffer().append("/");
        for (int i = 0; i < pathElements.size() - 1; i++)
            parentPath.append(pathElements.get(i)).append("/");
        return parentPath.toString();
    }//from w w w . j a va 2s .  c  o  m
    return null;

}

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From source file:common.email.MailServiceImpl.java

/**
 * this method loads email template into StringBuilder
 * this method sends email using a given template
 * @param params names of parameters to replace in template
 * @param values values by whitch to replace names
 * @param pathToTemplate path to template for email message
* @return stringBuilder this email//from   w  w w  .  j a v  a 2s .  c om
* @throws java.io.FileNotFoundException
 * @throws java.io.IOException
 */
protected static StringBuilder getMailMsg(Vector<String> params, Vector<String> values, String pathToTemplate)
        throws FileNotFoundException, IOException {
    String line = "";
    StringBuilder rez = new StringBuilder();
    if (params != null && values != null) {
        BufferedReader read = new BufferedReader(
                new InputStreamReader(new FileInputStream(pathToTemplate), "UTF-8"));
        while ((line = read.readLine()) != null) {
            for (int i = 0; i < params.size(); i++) {
                line = line.replaceAll(params.get(i), values.get(i));
            }
            rez.append(line);
            rez.append("\n");
        }
        read.close();
    } else {
        BufferedReader read = new BufferedReader(
                new InputStreamReader(new FileInputStream(pathToTemplate), "UTF-8"));
        while ((line = read.readLine()) != null) {
            rez.append(line);
            rez.append("\n");
        }
        read.close();
    }
    return rez;
}

---

From source file:modnlp.capte.AlignerUtils.java

public static void reWriteAlignment(String sourcename, String targetname, Vector<Object[]> d) {

    try {//w ww  .ja va  2 s . c om
        FileOutputStream op = new FileOutputStream(sourcename);
        Writer out = new OutputStreamWriter(op, "UTF-8");
        FileOutputStream sp = new FileOutputStream(targetname);
        Writer sout = new OutputStreamWriter(sp, "UTF-8");
        String source = "";
        String target = "";
        Object[] stemp;
        for (int i = 0; i < d.size(); i++) {
            stemp = d.get(i);
            source = (String) stemp[0];
            target = (String) stemp[1];
            source = clean(source);
            target = clean(target);
            out.write(source);
            out.write("\n");
            sout.write(target);
            sout.write("\n");
            System.out.println(source);
            System.out.println(target);

        }
        out.close();
        sout.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:com.chinamobile.bcbsp.fault.tools.Zip.java

/**
 * Compress files to *.zip.//  w  ww  . j  av  a2  s. c o  m
 * @param fileName
 *        file name to compress
 * @return compressed file.
 */
public static String compress(String fileName) {
    String targetFile = null;
    File sourceFile = new File(fileName);
    Vector<File> vector = getAllFiles(sourceFile);
    try {
        if (sourceFile.isDirectory()) {
            targetFile = fileName + ".zip";
        } else {
            char ch = '.';
            targetFile = fileName.substring(0, fileName.lastIndexOf(ch)) + ".zip";
        }
        BufferedInputStream bis = null;
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(targetFile));
        ZipOutputStream zipos = new ZipOutputStream(bos);
        byte[] data = new byte[BUFFER];
        if (vector.size() > 0) {
            for (int i = 0; i < vector.size(); i++) {
                File file = vector.get(i);
                zipos.putNextEntry(new ZipEntry(getEntryName(fileName, file)));
                bis = new BufferedInputStream(new FileInputStream(file));
                int count;
                while ((count = bis.read(data, 0, BUFFER)) != -1) {
                    zipos.write(data, 0, count);
                }
                bis.close();
                zipos.closeEntry();
            }
            zipos.close();
            bos.close();
            return targetFile;
        } else {
            File zipNullfile = new File(targetFile);
            zipNullfile.getParentFile().mkdirs();
            zipNullfile.mkdir();
            return zipNullfile.getAbsolutePath();
        }
    } catch (IOException e) {
        LOG.error("[compress]", e);
        return "error";
    }
}

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