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:org.lilyproject.hadooptestfw.fork.HBaseTestingUtility.java

/**
 * Expire a ZooKeeper session as recommended in ZooKeeper documentation
 * http://wiki.apache.org/hadoop/ZooKeeper/FAQ#A4
 * There are issues when doing this://from w w  w  .j a  va 2s  . c  o  m
 * [1] http://www.mail-archive.com/dev@zookeeper.apache.org/msg01942.html
 * [2] https://issues.apache.org/jira/browse/ZOOKEEPER-1105
 *
 * @param nodeZK      - the ZK to make expiry
 * @param checkStatus - true to check if the we can create a HTable with the
 *                    current configuration.
 */
public void expireSession(ZooKeeperWatcher nodeZK, boolean checkStatus) throws Exception {
    Configuration c = new Configuration(this.conf);
    String quorumServers = ZKConfig.getZKQuorumServersString(c);
    int sessionTimeout = 500;
    ZooKeeper zk = nodeZK.getRecoverableZooKeeper().getZooKeeper();
    byte[] password = zk.getSessionPasswd();
    long sessionID = zk.getSessionId();

    // Expiry seems to be asynchronous (see comment from P. Hunt in [1]),
    //  so we create a first watcher to be sure that the
    //  event was sent. We expect that if our watcher receives the event
    //  other watchers on the same machine will get is as well.
    // When we ask to close the connection, ZK does not close it before
    //  we receive all the events, so don't have to capture the event, just
    //  closing the connection should be enough.
    ZooKeeper monitor = new ZooKeeper(quorumServers, 1000, new org.apache.zookeeper.Watcher() {
        @Override
        public void process(WatchedEvent watchedEvent) {
            LOG.info("Monitor ZKW received event=" + watchedEvent);
        }
    }, sessionID, password);

    // Making it expire
    ZooKeeper newZK = new ZooKeeper(quorumServers, sessionTimeout, EmptyWatcher.instance, sessionID, password);
    newZK.close();
    LOG.info("ZK Closed Session 0x" + Long.toHexString(sessionID));

    // Now closing & waiting to be sure that the clients get it.
    monitor.close();

    if (checkStatus) {
        new HTable(new Configuration(conf), HConstants.META_TABLE_NAME).close();
    }
}

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From source file:org.sakaiproject.bbb.tool.entity.BBBMeetingEntityProvider.java

/** Generate a random password */
private String generatePassword() {
    Random randomGenerator = new Random(System.currentTimeMillis());
    return Long.toHexString(randomGenerator.nextLong());
}

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From source file:com.trsst.server.TrsstAdapter.java

/**
 * Adds entries to the specified feed for the specified search and paging
 * parameters. Importantly, this method MUST call addPagingLinks before
 * adding entries in order to generate valid atom xml.
 * //w ww . j a  va  2  s.  c o m
 * @return the total number of entries matching the query.
 */
protected int addEntriesFromStorage(Feed feed, int start, int length, Date after, Date before, String query,
        String[] mentions, String[] tags, String verb) {
    long[] entryIds = persistence.getEntryIdsForFeedId(feedId, 0, length, after, before, query, mentions, tags,
            verb);
    int end = Math.min(entryIds.length, start + length);
    Document<Entry> document;
    for (int i = start; i < end; i++) {
        document = getEntry(persistence, feedId, entryIds[i]);
        if (document != null) {
            feed.addEntry((Entry) document.getRoot().clone());
        } else {
            log.error("Could not find entry for id: " + feedId + " : " + Long.toHexString(entryIds[i]));
        }
    }
    return entryIds.length;
}

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From source file:org.apache.geode.internal.cache.Oplog.java

/**
 * Return bytes read./*from   ww  w .  j  a  v  a  2s.  com*/
 */
long recoverDrf(OplogEntryIdSet deletedIds, boolean alreadyRecoveredOnce, boolean latestOplog) {
    File drfFile = this.drf.f;
    if (drfFile == null) {
        this.haveRecoveredDrf = true;
        return 0L;
    }
    lockCompactor();
    try {
        if (this.haveRecoveredDrf && !getHasDeletes())
            return 0L; // do this while holding lock
        if (!this.haveRecoveredDrf) {
            this.haveRecoveredDrf = true;
        }
        logger.info(LocalizedMessage.create(LocalizedStrings.DiskRegion_RECOVERING_OPLOG_0_1_2,
                new Object[] { toString(), drfFile.getAbsolutePath(), getParent().getName() }));
        this.recoverDelEntryId = DiskStoreImpl.INVALID_ID;
        boolean readLastRecord = true;
        CountingDataInputStream dis = null;
        try {
            int recordCount = 0;
            boolean foundDiskStoreRecord = false;
            FileInputStream fis = null;
            try {
                fis = new FileInputStream(drfFile);
                dis = new CountingDataInputStream(new BufferedInputStream(fis, 32 * 1024), drfFile.length());
                boolean endOfLog = false;
                while (!endOfLog) {
                    if (dis.atEndOfFile()) {
                        endOfLog = true;
                        break;
                    }
                    readLastRecord = false;
                    byte opCode = dis.readByte();
                    if (logger.isTraceEnabled(LogMarker.PERSIST_RECOVERY)) {
                        logger.trace(LogMarker.PERSIST_RECOVERY, "drf byte={} location={}", opCode,
                                Long.toHexString(dis.getCount()));
                    }
                    switch (opCode) {
                    case OPLOG_EOF_ID:
                        // we are at the end of the oplog. So we need to back up one byte
                        dis.decrementCount();
                        endOfLog = true;
                        break;
                    case OPLOG_DEL_ENTRY_1ID:
                    case OPLOG_DEL_ENTRY_2ID:
                    case OPLOG_DEL_ENTRY_3ID:
                    case OPLOG_DEL_ENTRY_4ID:
                    case OPLOG_DEL_ENTRY_5ID:
                    case OPLOG_DEL_ENTRY_6ID:
                    case OPLOG_DEL_ENTRY_7ID:
                    case OPLOG_DEL_ENTRY_8ID:
                        readDelEntry(dis, opCode, deletedIds, parent);
                        recordCount++;
                        break;
                    case OPLOG_DISK_STORE_ID:
                        readDiskStoreRecord(dis, this.drf.f);
                        foundDiskStoreRecord = true;
                        recordCount++;
                        break;
                    case OPLOG_MAGIC_SEQ_ID:
                        readOplogMagicSeqRecord(dis, this.drf.f, OPLOG_TYPE.DRF);
                        break;
                    case OPLOG_GEMFIRE_VERSION:
                        readGemfireVersionRecord(dis, this.drf.f);
                        recordCount++;
                        break;

                    case OPLOG_RVV:
                        long idx = dis.getCount();
                        readRVVRecord(dis, this.drf.f, true, latestOplog);
                        recordCount++;
                        break;

                    default:
                        throw new DiskAccessException(
                                LocalizedStrings.Oplog_UNKNOWN_OPCODE_0_FOUND_IN_DISK_OPERATION_LOG
                                        .toLocalizedString(opCode),
                                getParent());
                    }
                    readLastRecord = true;
                    // @todo
                    // if (rgn.isDestroyed()) {
                    // break;
                    // }
                } // while
            } finally {
                if (dis != null) {
                    dis.close();
                }
                if (fis != null) {
                    fis.close();
                }
            }
            if (!foundDiskStoreRecord && recordCount > 0) {
                throw new DiskAccessException(
                        "The oplog file \"" + this.drf.f + "\" does not belong to the init file \""
                                + getParent().getInitFile() + "\". Drf did not contain a disk store id.",
                        getParent());
            }
        } catch (EOFException ignore) {
            // ignore since a partial record write can be caused by a crash
        } catch (IOException ex) {
            getParent().getCancelCriterion().checkCancelInProgress(ex);
            throw new DiskAccessException(LocalizedStrings.Oplog_FAILED_READING_FILE_DURING_RECOVERY_FROM_0
                    .toLocalizedString(drfFile.getPath()), ex, getParent());
        } catch (CancelException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Oplog::readOplog:Error in recovery as Cache was closed", e);
            }
        } catch (RegionDestroyedException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Oplog::readOplog:Error in recovery as Region was destroyed", e);
            }
        } catch (IllegalStateException e) {
            throw e;
        }
        // Add the Oplog size to the Directory Holder which owns this oplog,
        // so that available space is correctly calculated & stats updated.
        long byteCount = 0;
        if (!readLastRecord) {
            // this means that there was a crash
            // and hence we should not continue to read
            // the next oplog
            this.crashed = true;
            if (dis != null) {
                byteCount = dis.getFileLength();
            }
        } else {
            if (dis != null) {
                byteCount = dis.getCount();
            }
        }
        if (!alreadyRecoveredOnce) {
            setRecoveredDrfSize(byteCount);
            this.dirHolder.incrementTotalOplogSize(byteCount);
        }
        return byteCount;
    } finally {
        unlockCompactor();
    }
}

---

From source file:com.android.mms.ui.ComposeMessageActivity.java

/**
 * Copies media from an Mms to the DrmProvider
 * @param msgId//from   ww  w. j  a  v  a  2 s  .co m
 */
private boolean saveRingtone(long msgId) {
    boolean result = true;
    PduBody body = null;
    try {
        body = SlideshowModel.getPduBody(this, ContentUris.withAppendedId(Mms.CONTENT_URI, msgId));
    } catch (MmsException e) {
        Log.e(TAG, "copyToDrmProvider can't load pdu body: " + msgId);
    }
    if (body == null) {
        return false;
    }

    int partNum = body.getPartsNum();
    for (int i = 0; i < partNum; i++) {
        PduPart part = body.getPart(i);
        String type = new String(part.getContentType());

        if (DrmUtils.isDrmType(type)) {
            // All parts (but there's probably only a single one) have to be successful
            // for a valid result.
            result &= copyPart(part, Long.toHexString(msgId));
        }
    }
    return result;
}

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From source file:com.peterbochs.instrument.InstrumentPanel.java

private void addProfileMemoryFromComboBox(Long l) {
    for (int x = 0; x < jProfilingFromComboBox.getItemCount(); x++) {
        if (jProfilingFromComboBox.getItemAt(x).toString().trim().equals(l.toString().trim())) {
            return;
        }/*w  ww  . java 2 s  .c o  m*/
    }
    jProfilingFromComboBox.addItem("0x" + Long.toHexString(l));
}

---

From source file:com.peterbochs.instrument.InstrumentPanel.java

private void addProfileMemoryToComboBox(Long l) {
    for (int x = 0; x < jProfilingToComboBox.getItemCount(); x++) {
        if (jProfilingToComboBox.getItemAt(x).toString().trim().equals(l.toString().trim())) {
            return;
        }//from  ww  w . jav  a 2s  . co m
    }
    jProfilingToComboBox.addItem("0x" + Long.toHexString(l));
}

---

From source file:org.apache.bookkeeper.bookie.BookieShell.java

/**
 * Scan over an entry log file.//w ww .ja v  a 2 s  . c om
 *
 * @param logId
 *          Entry Log File id.
 * @param printMsg
 *          Whether printing the entry data.
 */
protected void scanEntryLog(long logId, final boolean printMsg) throws Exception {
    System.out.println("Scan entry log " + logId + " (" + Long.toHexString(logId) + ".log)");
    scanEntryLog(logId, new EntryLogScanner() {
        @Override
        public boolean accept(long ledgerId) {
            return true;
        }

        @Override
        public void process(long ledgerId, long startPos, ByteBuffer entry) {
            formatEntry(startPos, entry, printMsg);
        }
    });
}

---

From source file:com.android.mms.ui.ComposeMessageActivity.java

/**
 * Copies media from an Mms to the "download" directory on the SD card. If any of the parts
 * are audio types, drm'd or not, they're copied to the "Ringtones" directory.
 * @param msgId/* w  ww  . j a  v  a  2s.c  om*/
 */
private boolean copyMedia(long msgId) {
    boolean result = true;
    PduBody body = null;
    try {
        body = SlideshowModel.getPduBody(this, ContentUris.withAppendedId(Mms.CONTENT_URI, msgId));
    } catch (MmsException e) {
        Log.e(TAG, "copyMedia can't load pdu body: " + msgId);
    }
    if (body == null) {
        return false;
    }

    int partNum = body.getPartsNum();
    for (int i = 0; i < partNum; i++) {
        PduPart part = body.getPart(i);

        // all parts have to be successful for a valid result.
        result &= copyPart(part, Long.toHexString(msgId));
    }
    return result;
}

---

From source file:org.apache.bookkeeper.bookie.BookieShell.java

/**
 * Scan over an entry log file for a particular entry
 * /*from  w  w  w.ja  v a 2s . com*/
 * @param logId
 *          Entry Log File id.
 * @param ledgerId
 *          id of the ledger
 * @param entryId
 *          entryId of the ledger we are looking for (-1 for all of the entries of the ledger)
 * @param printMsg
 *          Whether printing the entry data.
 * @throws Exception
 */
protected void scanEntryLogForSpecificEntry(long logId, final long lId, final long eId, final boolean printMsg)
        throws Exception {
    System.out.println("Scan entry log " + logId + " (" + Long.toHexString(logId) + ".log)" + " for LedgerId "
            + lId + ((eId == -1) ? "" : " for EntryId " + eId));
    final MutableBoolean entryFound = new MutableBoolean(false);
    scanEntryLog(logId, new EntryLogScanner() {
        @Override
        public boolean accept(long ledgerId) {
            return ((lId == ledgerId) && ((!entryFound.booleanValue()) || (eId == -1)));
        }

        @Override
        public void process(long ledgerId, long startPos, ByteBuffer entry) {
            long entrysLedgerId = entry.getLong();
            long entrysEntryId = entry.getLong();
            entry.rewind();
            if ((ledgerId == entrysLedgerId) && (ledgerId == lId) && ((entrysEntryId == eId)) || (eId == -1)) {
                entryFound.setValue(true);
                formatEntry(startPos, entry, printMsg);
            }
        }
    });
    if (!entryFound.booleanValue()) {
        System.out.println("LedgerId " + lId + ((eId == -1) ? "" : " EntryId " + eId)
                + " is not available in the entry log " + logId + " (" + Long.toHexString(logId) + ".log)");
    }
}

---

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