Example usage for java.util Vector toArray

Introduction

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

Prototype

@SuppressWarnings("unchecked")
public synchronized <T> T[] toArray(T[] a)

Source Link

Document

Returns an array containing all of the elements in this Vector in the correct order; the runtime type of the returned array is that of the specified array.

Usage

From source file:com.ery.ertc.estorm.util.DNS.java

/**
 * Returns all the host names associated by the provided nameserver with the address bound to the specified network interface
 * /*from   w ww  .j av  a  2s.com*/
 * @param strInterface
 *            The name of the network interface or subinterface to query (e.g. eth0 or eth0:0) or the string "default"
 * @param nameserver
 *            The DNS host name
 * @return A string vector of all host names associated with the IPs tied to the specified interface
 * @throws UnknownHostException
 */
public static String[] getHosts(String strInterface, String nameserver) throws UnknownHostException {
    String[] ips = getIPs(strInterface);
    Vector<String> hosts = new Vector<String>();
    for (int ctr = 0; ctr < ips.length; ctr++)
        try {
            hosts.add(reverseDns(InetAddress.getByName(ips[ctr]), nameserver));
        } catch (Exception e) {
        }

    if (hosts.size() == 0)
        return new String[] { InetAddress.getLocalHost().getCanonicalHostName() };
    else
        return hosts.toArray(new String[] {});
}

From source file:org.proxydroid.Profile.java

public static String[] decodeAddrs(String addrs) {
    String[] list = addrs.split("\\|");
    Vector<String> ret = new Vector<String>();
    for (String addr : list) {
        String ta = validateAddr(addr);
        if (ta != null)
            ret.add(ta);//from  w ww  .j av  a 2 s  .  c o m
    }
    return ret.toArray(new String[ret.size()]);
}

From source file:org.godhuli.rhipe.RHMR.java

public static REXP buildListFromCounters(org.apache.hadoop.mapreduce.Counters counters, double tt) {
    String[] groupnames = counters.getGroupNames().toArray(new String[] {});
    String[] groupdispname = new String[groupnames.length + 1];
    Vector<REXP> cn = new Vector<REXP>();
    for (int i = 0; i < groupnames.length; i++) {
        org.apache.hadoop.mapreduce.CounterGroup cgroup = counters.getGroup(groupnames[i]);
        groupdispname[i] = cgroup.getDisplayName();
        REXP.Builder cvalues = REXP.newBuilder();
        Vector<String> cnames = new Vector<String>();
        cvalues.setRclass(REXP.RClass.REAL);
        for (org.apache.hadoop.mapreduce.Counter counter : cgroup) {
            cvalues.addRealValue((double) counter.getValue());
            cnames.add(counter.getDisplayName());
        }/*from  ww w. j  av  a  2 s. c o m*/
        cvalues.addAttrName("names");
        cvalues.addAttrValue(RObjects.makeStringVector(cnames.toArray(new String[] {})));
        cn.add(cvalues.build());
    }
    groupdispname[groupnames.length] = "job_time";
    REXP.Builder cvalues = REXP.newBuilder();
    cvalues.setRclass(REXP.RClass.REAL);
    cvalues.addRealValue(tt);
    cn.add(cvalues.build());
    return (RObjects.makeList(groupdispname, cn));
}

From source file:org.springframework.util.exec.Execute.java

/**
 * Wrapper for common execution patterns
 *
 * @param envVars Environment variables to execute with (optional)
 * @param cmd a vector of the commands to execute
 * @param baseDir the base directory to run from (optional)
 * @param timeToWait milliseconds to wait for completion
 *///from   ww w.j  a  va 2  s. c om
public static int execute(Vector<String> envVars, Vector<String> cmd, File baseDir, int timeToWait) {
    try {
        // We can collect the out or provide in if needed
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeToWait);
        watchdog.setDontkill(true);
        PumpStreamHandler out = new PumpStreamHandler();
        Execute exec = new Execute(out, watchdog);

        String cmdA[] = new String[cmd.size()];
        cmd.toArray(cmdA);
        if (log.isDebugEnabled()) {
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < cmdA.length; i++) {
                sb.append(cmdA[i] + " ");
            }
            log.debug("Exec: " + sb.toString());
        }
        exec.setCommandline(cmdA);

        if (envVars != null) {
            String env[] = new String[envVars.size()];
            envVars.toArray(env);
            exec.setEnvironment(env);
        }

        exec.setNewenvironment(false);
        if (baseDir != null)
            exec.setWorkingDirectory(baseDir);

        exec.execute();
        int status = exec.getExitValue();
        log.debug("Exit value " + status);
        return status;
    } catch (Exception ex) {
        System.err.println("An error has occurred in Execute.");
        return -1;
    }
}

From source file:com.buaa.cfs.net.DNS.java

/**
 * Returns all the host names associated by the provided nameserver with the address bound to the specified network
 * interface//from  w ww  . ja  v a2  s.  c  o m
 *
 * @param strInterface The name of the network interface or subinterface to query (e.g. eth0 or eth0:0)
 * @param nameserver   The DNS host name
 *
 * @return A string vector of all host names associated with the IPs tied to the specified interface
 *
 * @throws UnknownHostException if the given interface is invalid
 */
public static String[] getHosts(String strInterface, String nameserver) throws UnknownHostException {
    String[] ips = getIPs(strInterface);
    Vector<String> hosts = new Vector<String>();
    for (int ctr = 0; ctr < ips.length; ctr++) {
        try {
            hosts.add(reverseDns(InetAddress.getByName(ips[ctr]), nameserver));
        } catch (UnknownHostException ignored) {
        } catch (NamingException ignored) {
        }
    }
    if (hosts.isEmpty()) {
        LOG.warn("Unable to determine hostname for interface " + strInterface);
        return new String[] { cachedHostname };
    } else {
        return hosts.toArray(new String[hosts.size()]);
    }
}

From source file:org.apache.nutch.tools.PruneIndexTool.java

/**
 * Read a list of Lucene queries from the stream (UTF-8 encoding is assumed).
 * There should be a single Lucene query per line. Blank lines and comments
 * starting with '#' are allowed.//from w w  w .j a  va2s.c om
 * <p>NOTE: you may wish to use {@link org.apache.nutch.searcher.Query#main(String[])}
 * method to translate queries from Nutch format to Lucene format.</p>
 * @param is InputStream to read from
 * @return array of Lucene queries
 * @throws Exception
 */
public static Query[] parseQueries(InputStream is) throws Exception {
    BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
    String line = null;
    QueryParser qp = new QueryParser(Version.LUCENE_CURRENT, "url", new WhitespaceAnalyzer());
    Vector<Query> queries = new Vector<Query>();
    while ((line = br.readLine()) != null) {
        line = line.trim();
        //skip blanks and comments
        if (line.length() == 0 || line.charAt(0) == '#')
            continue;
        Query q = qp.parse(line);
        queries.add(q);
    }
    return queries.toArray(new Query[0]);
}

From source file:org.hyperic.util.exec.Execute.java

/** Wrapper for common execution patterns
 * @param envVars Environment variables to execute with (optional)
 * @param cmd     a vector of the commands to execute
 * @param baseDir the base directory to run from (optional) 
 * @param timeToWait milliseconds to wait for completion
 */// w w w.  ja  v  a  2s . co m
public static int execute(Vector envVars, Vector cmd, File baseDir, int timeToWait) {
    try {
        // We can collect the out or provide in if needed
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeToWait);
        watchdog.setDontkill(true);
        PumpStreamHandler out = new PumpStreamHandler();
        Execute exec = new Execute(out, watchdog);

        String cmdA[] = new String[cmd.size()];
        cmd.toArray(cmdA);
        if (log.isDebugEnabled()) {
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < cmdA.length; i++) {
                sb.append(cmdA[i] + " ");
            }
            log.debug("Exec: " + sb.toString());
        }
        exec.setCommandline(cmdA);

        if (envVars != null) {
            String env[] = new String[envVars.size()];
            envVars.toArray(env);
            exec.setEnvironment(env);
        }

        exec.setNewenvironment(false);
        if (baseDir != null)
            exec.setWorkingDirectory(baseDir);

        exec.execute();
        int status = exec.getExitValue();
        log.debug("Exit value " + status);
        return status;
    } catch (Exception ex) {
        //            ex.printStackTrace();
        System.err.println("An error has occurred in Execute.");
        return -1;
    }
}

From source file:com.ecyrd.jspwiki.ui.TemplateManager.java

/**
 *  Returns resource requests for a particular type.  If there are no resources,
 *  returns an empty array./*  www  . j  ava  2 s  . c o  m*/
 *
 *  @param ctx WikiContext
 *  @param type The resource request type
 *  @return a String array for the resource requests
 */

@SuppressWarnings("unchecked")
public static String[] getResourceRequests(WikiContext ctx, String type) {
    HashMap<String, Vector<String>> hm = (HashMap<String, Vector<String>>) ctx.getVariable(RESOURCE_INCLUDES);

    if (hm == null)
        return new String[0];

    Vector<String> resources = hm.get(type);

    if (resources == null)
        return new String[0];

    String[] res = new String[resources.size()];

    return resources.toArray(res);
}

From source file:org.glite.slcs.pki.bouncycastle.Codec.java

/**
 * Return an array of all X509Certificates stored in a PEM encoded source.
 * The certificate order of the source is respected.
 * //w  w w .j  a  va 2  s . com
 * @param reader
 *            The Reader used to read the source.
 * @return The array of all X509 certificates found in the PEM source.
 * @throws IOException
 *             If an error occurs while reading the source.
 */
static public X509Certificate[] readPEMEncodedCertificates(Reader reader) throws IOException {
    Vector<X509Certificate> certificates = new Vector<X509Certificate>();
    LOG.debug("read all certificates");
    PEMReader pr = new PEMReader(reader);
    boolean haveNext = true;
    while (haveNext) {
        X509Certificate certificate = (X509Certificate) pr.readObject();
        if (certificate == null) {
            haveNext = false; // stop loop
        } else {
            certificates.add(certificate);
        }
    }
    int length = certificates.size();
    LOG.debug(length + " certificates found");
    X509Certificate certificatesArray[] = (X509Certificate[]) certificates.toArray(new X509Certificate[length]);
    return certificatesArray;
}

From source file:uk.ac.leeds.ccg.andyt.projects.moses.process.RegressionReport_UK1.java

protected static Object[] loadDataHSARHP_ISARCEP(File a_SARFile, File a_CASFile) throws IOException {
    Object[] result = new Object[3];
    TreeMap<String, double[]> a_SAROptimistaionConstraints = loadCASOptimistaionConstraints(a_SARFile);
    TreeMap<String, double[]> a_CASOptimistaionConstraints = loadCASOptimistaionConstraints(a_CASFile);
    Vector<String> variables = GeneticAlgorithm_HSARHP_ISARCEP.getVariableList();
    variables.add(0, "Zone_Code");
    String[] variableNames = new String[0];
    variableNames = variables.toArray(variableNames);
    result[0] = variableNames;/*from  w  w w.ja  v  a 2  s  .c o m*/
    // Format (Flip) data
    double[][] a_SARExpectedData = new double[variables.size() - 1][a_SAROptimistaionConstraints.size()];
    double[][] a_CASObservedData = new double[variables.size() - 1][a_SAROptimistaionConstraints.size()];
    String oa;
    double[] a_SARExpectedRow;
    double[] a_CASObservedRow;
    int j = 0;
    Iterator<String> iterator_String = a_SAROptimistaionConstraints.keySet().iterator();
    while (iterator_String.hasNext()) {
        oa = iterator_String.next();
        a_SARExpectedRow = a_SAROptimistaionConstraints.get(oa);
        a_CASObservedRow = a_CASOptimistaionConstraints.get(oa);
        //            if (oa.equalsIgnoreCase("00AAFQ0013")){
        //                System.out.println(oa);
        //            }
        if (a_SARExpectedRow == null) {
            System.out.println(
                    "Warning a_SARExpectedRow == null in loadDataHSARHP_ISARCEP(File,File) for OA " + oa);
        } else {
            if (a_CASObservedRow == null) {
                System.out.println(
                        "Warning a_SARExpectedRow == null in loadDataHSARHP_ISARCEP(File,File) for OA " + oa);
            } else {
                for (int i = 0; i < variables.size() - 1; i++) {
                    a_SARExpectedData[i][j] = a_SARExpectedRow[i];
                    a_CASObservedData[i][j] = a_CASObservedRow[i];
                }
            }
        }
        j++;
    }
    result[1] = a_SARExpectedData;
    result[2] = a_CASObservedData;
    return result;
}