Example usage for java.lang Long toHexString

Introduction

In this page you can find the example usage for java.lang Long toHexString.

Prototype

public static String toHexString(long i) 

Source Link

Document

Returns a string representation of the long argument as an unsigned integer in base 16.

Usage

From source file:net.wastl.webmail.server.SystemCheck.java

public SystemCheck(WebMailServer parent) throws WebMailException {
    log.info("Checking Java Virtual Machine ... ");
    log.info("Version: " + System.getProperty("java.version") + " ... ");

    /* Test if the Java version might cause trouble */
    if (System.getProperty("java.version").compareTo("1.5") >= 0) {
        log.info("JDK version ok.");
    } else {/*from   w w  w . j  a  v  a  2s  .  c  o m*/
        log.warn("At least Java 1.5 is required for WebMail.");
    }

    /* Test if the operating system is supported */
    log.info("Operating System: " + System.getProperty("os.name") + "/" + System.getProperty("os.arch") + " "
            + System.getProperty("os.version") + " ... ");
    if (System.getProperty("os.name").equals("SunOS") || System.getProperty("os.name").equals("Solaris")
            || System.getProperty("os.name").equals("Linux")) {
        log.info("OS variant Ok");
    } else {
        log.warn(
                "WebMail was only tested\n   on Solaris, HP-UX and Linux and may cause problems on your platform.");
    }

    /* Check if we are running as root and issue a warning */
    try {
        log.info("User name: " + System.getProperty("user.name") + " ... ");
        if (!System.getProperty("user.name").equals("root")) {
            log.info("User ok.");
        } else {
            log.warn("warning. You are running WebMail as root. This may be a potential security problem.");
        }
    } catch (Exception ex) {
        // Security restriction prohibit reading the username, then we do not need to
        // check for root anyway
    }

    /* Check whether all WebMail system properties are defined */
    log.info("WebMail System Properties: ");
    //checkPathProperty(parent,"webmail.plugin.path");
    //checkPathProperty(parent,"webmail.auth.path");
    checkPathProperty(parent, "webmail.lib.path");
    checkPathProperty(parent, "webmail.template.path");
    checkPathProperty(parent, "webmail.data.path");
    checkPathProperty(parent, "webmail.xml.path");
    log.info("WebMail System Properties ok!");

    log.info("Setting DTD-path in webmail.xml ... ");
    File f1 = new File(
            parent.getProperty("webmail.data.path") + System.getProperty("file.separator") + "webmail.xml");
    File f2 = new File(parent.getProperty("webmail.data.path") + System.getProperty("file.separator")
            + "webmail.xml." + Long.toHexString(System.currentTimeMillis()));

    try {
        Pattern regexp = Pattern.compile("<!DOCTYPE SYSDATA SYSTEM \".*\">");
        BufferedReader file1 = new BufferedReader(new FileReader(f1));
        PrintWriter file2 = new PrintWriter(new FileWriter(f2));
        try {
            String line = file1.readLine();
            while (line != null) {
                Matcher m = regexp.matcher(line);
                String s = m.replaceAll(
                        "<!DOCTYPE SYSDATA SYSTEM \"file://" + parent.getProperty("webmail.xml.path")
                                + System.getProperty("file.separator") + "sysdata.dtd" + "\">");
                //                  String s=regexp.substituteAll(line,"<!DOCTYPE SYSDATA SYSTEM \"file://"+
                //                                                parent.getProperty("webmail.xml.path")+
                //                                                System.getProperty("file.separator")+
                //                                                "sysdata.dtd"+"\">");
                //log.debug(s);
                file2.println(s);
                line = file1.readLine();
            }
        } catch (EOFException ex) {
        }
        file2.close();
        file1.close();
    } catch (Exception ex) {
        throw new WebMailException(ex);
    }
    f2.renameTo(f1);
    log.info("Done checking system!");
}

---

From source file:org.loklak.android.data.Timeline.java

private void addTweet(MessageEntry tweet) {
    String key = "";
    if (this.order == Order.RETWEET_COUNT) {
        key = Long.toHexString(tweet.getRetweetCount());
        while (key.length() < 16)
            key = "0" + key;
        key = key + "_" + tweet.getIdStr();
    } else if (this.order == Order.FAVOURITES_COUNT) {
        key = Long.toHexString(tweet.getFavouritesCount());
        while (key.length() < 16)
            key = "0" + key;
        key = key + "_" + tweet.getIdStr();
    } else {/*w  w w  . j  a v  a 2s  .c  o m*/
        key = Long.toHexString(tweet.getCreatedAt().getTime()) + "_" + tweet.getIdStr();
    }
    synchronized (tweets) {
        this.tweets.put(key, tweet);
    }
}

---

From source file:HexNumberFormat.java

/**
 * Formats the specified number as a hexadecimal string.  The decimal
 * fraction is ignored.//from w  w  w.  j a va 2 s . c o  m
 *
 * @param number  the number to format.
 * @param toAppendTo  the buffer to append to (ignored here).
 * @param pos  the field position (ignored here).
 *
 * @return The string buffer.
 */
public StringBuffer format(long number, StringBuffer toAppendTo, FieldPosition pos) {
    String l_hex = Long.toHexString(number).toUpperCase();

    int l_pad = this.m_numDigits - l_hex.length();
    l_pad = (0 < l_pad) ? l_pad : 0;

    StringBuffer l_extended = new StringBuffer("0x");
    for (int i = 0; i < l_pad; i++) {
        l_extended.append(0);
    }
    l_extended.append(l_hex);

    return l_extended;
}

---

From source file:com.cloudbees.jenkins.plugins.dockerslaves.DockerSlaves.java

public DockerLabelAssignmentAction createLabelAssignmentAction(final Queue.BuildableItem bi) {
    final String id = Long.toHexString(System.nanoTime());
    final Label label = Label.get("docker_" + id);
    return new DockerLabelAssignmentAction(label);
}

---

From source file:com.parse.LocalIdManager.java

/**
 * Creates a new local id./*from  w w  w.j  ava 2s  .  c  o m*/
 */
synchronized String createLocalId() {
    long localIdNumber = random.nextLong();
    String localId = "local_" + Long.toHexString(localIdNumber);

    if (!isLocalId(localId)) {
        throw new IllegalStateException("Generated an invalid local id: \"" + localId + "\". "
                + "This should never happen. Contact us at https://parse.com/help");
    }

    return localId;
}

---

From source file:org.enotron.simulator.impl.simulator.AbstractSimulator.java

public AbstractSimulator(String name, int blockSize) throws SimulatorException {
    if (name == null || name.isEmpty()) {
        throw new SimulatorException("Name parameter cannot be empty", 130);
    } else if (blockSize <= 1 || blockSize > 10000) {
        _logger.warning(/*from   w  w w.  java  2s. c om*/
                "Block size must be between 2 and " + BLOCK_SIZE_MAX + " setting to " + DEFAULT_BLOCK_SIZE);
        blockSize = DEFAULT_BLOCK_SIZE;
    }

    this.name = name;
    this.blockSize = blockSize;

    long uidLong = rand.nextLong();

    uniqueId = BigInteger.valueOf(uidLong).toByteArray();
    _logger.info("Created new simulator " + name + " with Uid: " + Long.toHexString(uidLong).toUpperCase());
}

---

From source file:org.apache.accumulo.core.trace.TraceDump.java

private static int listSpans(CommandLine commandLine) throws Exception {
    PrintStream out = System.out;
    long endTime = System.currentTimeMillis();
    long startTime = endTime - DEFAULT_TIME_IN_MILLIS;
    InstanceUserPassword info = getInstance(commandLine);
    Connector conn = info.instance.getConnector(info.username, info.password);
    Scanner scanner = conn.createScanner(TRACE_TABLE,
            conn.securityOperations().getUserAuthorizations(info.username));
    Range range = new Range(new Text("start:" + Long.toHexString(startTime)),
            new Text("start:" + Long.toHexString(endTime)));
    scanner.setRange(range);//  w w  w .  j a v a  2s.co m
    out.println("Trace            Day/Time                 (ms)  Start");
    for (Entry<Key, Value> entry : scanner) {
        RemoteSpan span = TraceFormatter.getRemoteSpan(entry);
        out.println(String.format("%016x %s %5d %s", span.traceId,
                TraceFormatter.formatDate(new Date(span.getStart())), span.stop - span.start,
                span.description));
    }
    return 0;
}

---

From source file:com.geoxp.oss.client.OSSClient.java

public static Map<String, String> genMasterSecret(byte[] secret, List<String> pubrings, List<String> pgpkeyids,
        int k) throws OSSException {

    try {/*from w ww  .  j av a  2s .co  m*/

        //
        // Extract public keys from key rings
        //

        List<PGPPublicKey> keys = new ArrayList<PGPPublicKey>();

        for (String pubring : pubrings) {
            List<PGPPublicKey> pubkeys = CryptoHelper.PGPPublicKeysFromKeyRing(pubring);

            for (PGPPublicKey key : pubkeys) {
                //
                // Generate hex version of key id
                //
                String id = "000000000000000" + Long.toHexString(key.getKeyID()).toLowerCase();
                id = id.substring(id.length() - 16);

                //
                // Add the key if it is in 'keyids'
                //

                for (String keyid : pgpkeyids) {
                    if (id.endsWith(keyid.toLowerCase())) {
                        keys.add(key);
                        break;
                    }
                }
            }
        }

        //
        // If we have fewer keys than the number of ids specified, throw an error
        //

        if (keys.size() < pgpkeyids.size()) {
            throw new OSSException("Some keys not present in the provided key rings.");
        }

        //
        // Generate the master secret
        //

        Map<PGPPublicKey, byte[]> shares = MasterSecretGenerator.generate(secret, keys, k);

        //
        // Produce JSON output
        //

        Map<String, String> strshares = new HashMap<String, String>();

        for (Entry<PGPPublicKey, byte[]> entry : shares.entrySet()) {
            String id = "000000000000000" + Long.toHexString(entry.getKey().getKeyID());
            id = id.substring(id.length() - 16);

            strshares.put(id, new String(entry.getValue(), "UTF-8"));
        }

        return strshares;
    } catch (Exception e) {
        throw new OSSException(e);
    }
}

---

From source file:org.apache.accumulo.master.tableOps.Utils.java

public static void unreserveTable(String tableId, long tid, boolean writeLock) throws Exception {
    getLock(tableId, tid, writeLock).unlock();
    log.info("table " + tableId + " (" + Long.toHexString(tid) + ") unlocked for "
            + (writeLock ? "write" : "read"));
}

---

From source file:edu.umd.cs.buildServer.BuildServerTestHarness.java

@Override
public void initConfig() throws IOException {
    if (System.getenv("PMD_HOME") != null)
        getConfig().setProperty(PMD_HOME, System.getenv("PMD_HOME"));
    getConfig().setProperty(LOG_DIRECTORY, "console");

    // FIXME: this is also wrong in general, but might allow me to do some
    // testing//  w  w  w.j av a 2 s.  co  m
    getConfig().setProperty(SUPPORTED_COURSE_LIST, "CMSC433");

    getConfig().setProperty(DEBUG_VERBOSE, "true");
    getConfig().setProperty(DEBUG_DO_NOT_LOOP, "true");
    getConfig().setProperty(DEBUG_PRESERVE_SUBMISSION_ZIPFILES, "true");

    if (Boolean.getBoolean("debug.security"))
        getConfig().setProperty(DEBUG_SECURITY, "true");

    if (Boolean.getBoolean("runStudentTests"))
        getConfig().setProperty(RUN_STUDENT_TESTS, "true");

    String tools = System.getenv("tools.java");
    if (tools != null)
        getConfig().setProperty(ConfigurationKeys.INSPECTION_TOOLS_PFX + "java", tools);

    String performCodeCoverage = System.getenv("PERFORM_CODE_COVERAGE");
    if ("true".equals(performCodeCoverage))
        getConfig().setProperty(CODE_COVERAGE, "true");

    // TODO move the location of the Clover DB to the build directory.
    // NOTE: This requires changing the security.policy since Clover needs
    // to be able
    // to read, write and create files in the directory.
    String cloverDBPath = "/tmp/myclover.db." + Long.toHexString(nextRandomLong());
    getConfig().setProperty(CLOVER_DB, cloverDBPath);
}

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