Example usage for java.lang String hashCode

Introduction

In this page you can find the example usage for java.lang String hashCode.

Prototype

public int hashCode() 

Source Link

Document

Returns a hash code for this string.

Usage

From source file:net.nightwhistler.pageturner.Configuration.java

public int getLastPosition(String fileName) {

    SharedPreferences bookPrefs = getPrefsForBook(fileName);

    int pos = bookPrefs.getInt(KEY_POS, -1);

    if (pos != -1) {
        return pos;
    }/*from   w  w w .j a  v  a2  s.  c  o m*/

    //Fall-back to older settings
    String bookHash = Integer.toHexString(fileName.hashCode());

    pos = settings.getInt(KEY_POS + bookHash, -1);

    if (pos != -1) {
        return pos;
    }

    // Fall-back for even older settings.
    return settings.getInt(KEY_POS + fileName, -1);
}

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From source file:com.example.android.mediabrowserservice.model.MusicProvider.java

private MediaMetadata buildFromJSON(JSONObject json, String basePath) throws JSONException {
    String title = json.getString(JSON_TITLE);
    String album = json.getString(JSON_ALBUM);
    String artist = json.getString(JSON_ARTIST);
    String genre = json.getString(JSON_GENRE);
    String source = json.getString(JSON_SOURCE);
    String iconUrl = json.getString(JSON_IMAGE);
    int trackNumber = json.getInt(JSON_TRACK_NUMBER);
    int totalTrackCount = json.getInt(JSON_TOTAL_TRACK_COUNT);
    int duration = json.getInt(JSON_DURATION) * 1000; // ms

    LogHelper.d(TAG, "Found music track: ", json);

    // Media is stored relative to JSON file
    if (!source.startsWith("http")) {
        source = basePath + source;/*from w  ww.  java2 s.  c om*/
    }
    if (!iconUrl.startsWith("http")) {
        iconUrl = basePath + iconUrl;
    }
    // Since we don't have a unique ID in the server, we fake one using the hashcode of
    // the music source. In a real world app, this could come from the server.
    String id = String.valueOf(source.hashCode());

    // Adding the music source to the MediaMetadata (and consequently using it in the
    // mediaSession.setMetadata) is not a good idea for a real world music app, because
    // the session metadata can be accessed by notification listeners. This is done in this
    // sample for convenience only.
    return new MediaMetadata.Builder().putString(MediaMetadata.METADATA_KEY_MEDIA_ID, id)
            .putString(CUSTOM_METADATA_TRACK_SOURCE, source).putString(MediaMetadata.METADATA_KEY_ALBUM, album)
            .putString(MediaMetadata.METADATA_KEY_ARTIST, artist)
            .putLong(MediaMetadata.METADATA_KEY_DURATION, duration)
            .putString(MediaMetadata.METADATA_KEY_GENRE, genre)
            .putString(MediaMetadata.METADATA_KEY_ALBUM_ART_URI, iconUrl)
            .putString(MediaMetadata.METADATA_KEY_TITLE, title)
            .putLong(MediaMetadata.METADATA_KEY_TRACK_NUMBER, trackNumber)
            .putLong(MediaMetadata.METADATA_KEY_NUM_TRACKS, totalTrackCount).build();
}

---

From source file:com.aujur.ebookreader.Configuration.java

public int getLastPosition(String fileName) {

    SharedPreferences bookPrefs = getPrefsForBook(fileName);

    int pos = bookPrefs.getInt(KEY_POS, -1);

    if (pos != -1) {
        return pos;
    }//from ww w .  j  a  v  a2  s  .c o m

    // Fall-back to older settings
    String bookHash = Integer.toHexString(fileName.hashCode());

    pos = settings.getInt(KEY_POS + bookHash, -1);

    if (pos != -1) {
        return pos;
    }

    // Fall-back for even older settings.
    return settings.getInt(KEY_POS + fileName, -1);
}

---

From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int release(String path, Object fh, int flags) throws FuseException {
    log.info("release " + path + " " + fh + " " + flags);
    synchronized (this.parallelDataAccessSync[((path.hashCode() << 1) >>> 1) % 100]) {

        List bufferedDataFhList = writeBufFpMap.removeGroupingData(path);

        if (bufferedDataFhList != null) {
            for (int idx = 0; idx < bufferedDataFhList.size(); idx++) {
                Object bFh = bufferedDataFhList.get(idx);
                this.fixNoCommitData(bFh);
            }//from  ww w. j  a  v  a2s.  c om
        }

        openStatusMap.remove(path.trim());
        this.fixNoCommitData(fh);
    }

    return 0;
}

---

From source file:net.nightwhistler.pageturner.Configuration.java

public int getLastIndex(String fileName) {

    SharedPreferences bookPrefs = getPrefsForBook(fileName);

    int pos = bookPrefs.getInt(KEY_IDX, -1);

    if (pos != -1) {
        return pos;
    }/*from   w w w . j  a  va2 s  .  c om*/

    //Fall-backs to older setting in central file
    String bookHash = Integer.toHexString(fileName.hashCode());

    pos = settings.getInt(KEY_IDX + bookHash, -1);

    if (pos != -1) {
        return pos;
    }

    // Fall-back for even older settings.
    return settings.getInt(KEY_IDX + fileName, -1);
}

---

From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int unlink(String path) throws FuseException {
    log.info("unlink " + path);

    try {/*from w w  w. ja  v a  2  s.c  om*/
        synchronized (this.parallelDataAccessSync[((path.hashCode() << 1) >>> 1) % 100]) {

            // ???????????flush?
            List bufferedDataFhList = writeBufFpMap.removeGroupingData(path);
            if (bufferedDataFhList != null) {
                for (int idx = 0; idx < bufferedDataFhList.size(); idx++) {
                    Object bFh = bufferedDataFhList.get(idx);
                    this.fixNoCommitData(bFh);
                }
            }

            Map metaInfo = client.getDataMetaInfo(path);
            boolean deleteFlg = true;
            if (metaInfo.size() > 1) {

                if (metaInfo.get("pathdetail") != null && metaInfo.get("attribute") != null) {

                    deleteFlg = false;

                    String pathInfoStr = client.getPathDetail(path.trim());
                    if (pathInfoStr == null)
                        return Errno.ENOENT;
                    String[] pathInfo = pathInfoStr.split("\t");

                    if (client.removePathDetail(path.trim()) == false)
                        return Errno.EIO;
                    if (client.removeAttribute(path.trim()) == false)
                        return Errno.EIO;
                    client.deleteValue(path.trim(), pathInfo[pathInfo.length - 2]);
                }
            }

            if (deleteFlg) {
                try {
                    client.removePathDetail(path);
                    client.removeAttribute(path);

                    String pathInfoStr = (String) metaInfo.get("pathdetail");
                    if (pathInfoStr != null) {

                        String[] pathInfo = pathInfoStr.split("\t");
                        client.deleteValue(path, pathInfo[pathInfo.length - 2]);
                    }
                } catch (Exception innerE) {
                }
                log.fatal("broken file remove filename=[" + path + "]");
            }
        }
    } catch (Exception e) {
        throw new FuseException(e).initErrno(FuseException.EIO);
    }
    return 0;
}

---

From source file:com.aujur.ebookreader.Configuration.java

public int getLastIndex(String fileName) {

    SharedPreferences bookPrefs = getPrefsForBook(fileName);

    int pos = bookPrefs.getInt(KEY_IDX, -1);

    if (pos != -1) {
        return pos;
    }/*from  w  ww .  j  a  v  a2  s  .c o m*/

    // Fall-backs to older setting in central file
    String bookHash = Integer.toHexString(fileName.hashCode());

    pos = settings.getInt(KEY_IDX + bookHash, -1);

    if (pos != -1) {
        return pos;
    }

    // Fall-back for even older settings.
    return settings.getInt(KEY_IDX + fileName, -1);
}

---

From source file:com.github.stephanarts.cas.ticket.registry.provider.UpdateMethod.java

/**
 * Execute the JSONRPCFunction./*  w  w w .  j a va 2 s .  c  o  m*/
 *
 * @param params    JSONRPC Method Parameters.
 *
 * @return          JSONRPC result object
 *
 * @throws JSONRPCException implementors can throw JSONRPCExceptions containing the error.
 */
public JSONObject execute(final JSONObject params) throws JSONRPCException {
    JSONObject result = new JSONObject();

    Ticket ticket;

    String ticketId = null;
    String serializedTicket = null;

    logger.debug("Update Ticket {}", ticketId);

    if (params.length() != 2) {
        throw new JSONRPCException(-32602, "Invalid Params");
    }
    if (!(params.has("ticket-id") && params.has("ticket"))) {
        throw new JSONRPCException(-32602, "Invalid Params");
    }

    try {
        ticketId = params.getString("ticket-id");
        serializedTicket = params.getString("ticket");

        ByteArrayInputStream bi = new ByteArrayInputStream(
                DatatypeConverter.parseBase64Binary(serializedTicket));
        ObjectInputStream si = new ObjectInputStream(bi);

        ticket = (Ticket) si.readObject();

        if (ticket.isExpired()) {
            logger.info("Ticket Expired {}", ticketId);
        }

        if (!this.map.containsKey(ticket.hashCode())) {
            logger.warn("Missing Key {}", ticketId);
        }

        this.map.put(ticketId.hashCode(), ticket);
    } catch (final Exception e) {
        throw new JSONRPCException(-32501, "Could not decode Ticket");
    }

    logger.debug("Ticket-ID '{}'", ticketId);

    return result;
}

---

From source file:com.cyberway.issue.crawler.frontier.AbstractFrontier.java

/**
 * Utility method to return a scratch dir for the given key's temp files.
 * Every key gets its own subdir. To avoid having any one directory with
 * thousands of files, there are also two levels of enclosing directory
 * named by the least-significant hex digits of the key string's java
 * hashcode.// w ww . ja v  a 2s  .c om
 * 
 * @param key
 * @return File representing scratch directory
 */
protected File scratchDirFor(String key) {
    String hex = Integer.toHexString(key.hashCode());
    while (hex.length() < 4) {
        hex = "0" + hex;
    }
    int len = hex.length();
    return new File(this.controller.getStateDisk(), hex.substring(len - 2, len) + File.separator
            + hex.substring(len - 4, len - 2) + File.separator + key);
}

---

From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int truncate(String path, long size) throws FuseException {
    log.info("truncate " + path + " " + size);
    try {/*from w w w. j  a v a2  s .c om*/
        synchronized (this.parallelDataAccessSync[((path.hashCode() << 1) >>> 1) % 100]) {

            // ???????????flush?
            List bufferedDataFhList = writeBufFpMap.removeGroupingData(path);
            if (bufferedDataFhList != null) {
                for (int idx = 0; idx < bufferedDataFhList.size(); idx++) {
                    Object bFh = bufferedDataFhList.get(idx);
                    this.fixNoCommitData(bFh);
                }
            }

            String pathInfoStr = client.getPathDetail(path.trim());
            if (pathInfoStr == null)
                return Errno.ENOENT;
            String[] pathInfo = pathInfoStr.split("\t");

            if (new Long(pathInfo[4].trim()).longValue() > size) {

                client.removeValue(path.trim(), size, (Long.parseLong(pathInfo[4]) - size),
                        pathInfo[pathInfo.length - 2]);
            } else {

                client.appendingNullData(path.trim(), size, pathInfo[pathInfo.length - 2]);
            }

            pathInfo[4] = new Long(size).toString();
            pathInfo[5] = new Long(System.currentTimeMillis() / 1000L).toString();
            int assistBlockSize = 0;
            if ((size % blockSize) > 0) {
                assistBlockSize = 1;
            }
            pathInfo[6] = new Long((size / blockSize) + assistBlockSize).toString();
            StringBuilder strBuf = new StringBuilder(64);
            strBuf.append(pathInfo[0]).append("\t").append(pathInfo[1]).append("\t").append(pathInfo[2])
                    .append("\t").append(pathInfo[3]).append("\t").append(pathInfo[4]).append("\t")
                    .append(pathInfo[5]).append("\t").append(pathInfo[6]).append("\t").append(pathInfo[7])
                    .append("\t").append(pathInfo[8]).append("\t").append(pathInfo[9]).append("\t")
                    .append("-1");

            if (!client.setPathDetail(path.trim(), strBuf.toString()))
                return Errno.EIO;
        }
    } catch (FuseException fe) {
        throw fe;
    } catch (Exception e) {
        throw new FuseException(e).initErrno(FuseException.EACCES);
    }
    return 0;
}

---

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