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:eu.planets_project.tb.gui.backing.exp.ExpTypeExecutablePP.java

/**
 * Builds the currentXMLConfig from the given service/param configuration
 * and writes it to a temporary file that's accessible via an external url ref.
 * This can be used within the browser to download the currentXMLConfig
 * @return//from   w ww .j a v  a 2  s .  c  o m
 */
public String getTempFileDownloadLinkForCurrentXMLConfig() {
    DataHandler dh = new DataHandlerImpl();
    String currXMLConfig = buildXMLConfigFromCurrentConfiguration();
    if (currXMLConfig == null) {
        return null;
    }
    //save it's hashcode - for caching purposes
    if ((this.currXMLConfigHashCode != -1) && (this.currXMLConfigHashCode != currXMLConfig.hashCode())) {
        this.currXMLConfigHashCode = currXMLConfig.hashCode();

        try {
            //get a temporary file
            File f = dh.createTempFileInExternallyAccessableDir();
            Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
            out.write(currXMLConfig);
            out.close();
            currXMLConfigTempFileURI = "" + dh.getHttpFileRef(f);
            return currXMLConfigTempFileURI;
        } catch (Exception e) {
            log.debug("Error getting TempFileDownloadLinkForCurrentXMLConfig " + e);
            return null;
        }
    } else {
        //FIXME: still missing to check if this temp file ref still exists
        //returned the cached object
        return this.currXMLConfigTempFileURI;
    }

}

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From source file:com.google.acre.script.HostEnv.java

@JSFunction
public Scriptable load_system_script(String script, Scriptable scope) {
    int pathIndex = script.lastIndexOf('/');

    String script_name = (pathIndex == -1) ? script : script.substring(pathIndex + 1);

    //String script_id = (ACRE_AUTORELOADING) ? script + lastModifiedTime(script) : script;
    String script_id = script + lastModifiedTime(script);

    String script_id_hash = Integer.toHexString(script_id.hashCode());

    Scriptable newScope = load_script_from_cache(script_name, script_id_hash, scope, true);

    if (newScope == null) {
        String content = openResourceFile(script);
        newScope = load_script_from_string(content, script_name, script_id_hash, scope, null, true);
    }// w  w  w .j  a  va  2s.c o  m

    return newScope;
}

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From source file:com.xpn.xwiki.render.DefaultXWikiRenderingEngine.java

private String getKey(String text, XWikiDocument contentdoc, XWikiDocument includingdoc, XWikiContext context) {
    String qs = ((context == null || context.getRequest() == null) ? ""
            : context.getRequest().getQueryString());
    if (qs != null) {
        qs = qs.replaceAll("refresh=1&?", "");
        qs = qs.replaceAll("&?refresh=1", "");
    }/*from   ww w .j  av  a  2s  . com*/
    String db = ((context == null) ? "xwiki" : context.getDatabase());
    String cdoc = ((contentdoc == null) ? ""
            : contentdoc.getDatabase() + ":" + contentdoc.getFullName() + ":" + contentdoc.getRealLanguage()
                    + ":" + contentdoc.getVersion());
    String idoc = ((includingdoc == null) ? ""
            : includingdoc.getDatabase() + ":" + includingdoc.getFullName() + ":"
                    + includingdoc.getRealLanguage() + ":" + includingdoc.getVersion());
    String action = ((context == null) ? "view" : context.getAction());
    String lang = ((context == null) ? "" : context.getLanguage());
    lang += ((contentdoc == null) ? "" : ":" + contentdoc.getRealLanguage());
    return db + "-" + cdoc + "-" + idoc + "-" + qs + "-" + action + "-" + lang + "-" + text.hashCode();
}

---

From source file:com.draagon.meta.manager.db.ObjectManagerDB.java

/**
 * Executes the specified query and maps it to the given object.
 *
 * String oql = "[" + Product.CLASSNAME + "]" + " SELECT {P.*}, {M.name} AS
 * manuName" + " FROM [" + Product.CLASSNAME + "=P]," + " [" +
 * Manufacturer.CLASSNAME + "=M]" + " WHERE {M.id}={P.manuId} AND {M.id} >
 * ?";/*w w  w  .  j  a v a2  s.co m*/
 *
 * String oql = "[{min:int,max:int,num:int}]" + " SELECT MIN({extra2}) AS
 * min, MAX({extra2}) AS max, COUNT(1) AS num" + " FROM [" +
 * Product.CLASSNAME + "]";
 */
public Collection<?> executeQuery(ObjectConnection c, String query, Collection<?> arguments)
        throws MetaException {
    Connection conn = (Connection) c.getDatastoreConnection();

    // Check for a valid transaction if enforced
    checkTransaction(conn, false);

    try {
        MetaObject resultClass = null;

        query = query.trim();
        if (query.startsWith("[{")) {
            int i = query.indexOf("}]");
            if (i <= 0) {
                throw new MetaException("OQL does not contain a closing '}]': [" + query + "]");
            }

            String classTemplate = query.substring(2, i).trim();
            query = query.substring(i + 2).trim();
            String templateClassname = "draagon::meta::manager::db::OQL" + classTemplate.hashCode();

            // Get the result class, try it from the cache first
            resultClass = templateCache.get(templateClassname);
            if (resultClass == null) {
                resultClass = ValueMetaObject.createFromTemplate(templateClassname, classTemplate);
                templateCache.put(templateClassname, resultClass);
            }
        } else if (query.startsWith("[")) {
            int i = query.indexOf("]");
            if (i <= 0) {
                throw new MetaException("OQL does not contain a closing ']': [" + query + "]");
            }

            String className = query.substring(1, i).trim();
            query = query.substring(i + 1).trim();

            resultClass = MetaObject.forName(className);
        } else {
            throw new MetaException(
                    "OQL does not contain a result set definition using []'s or {}'s: [" + query + "]");
        }

        PreparedStatement s = getPreparedStatement(conn, query, arguments);

        try {
            if (log.isDebugEnabled()) {
                log.debug("SQL (" + conn.hashCode() + ") - executeQuery: [" + query + " " + arguments + "]");
            }

            ResultSet rs = s.executeQuery();

            LinkedList<Object> data = new LinkedList<Object>();
            try {
                ObjectMappingDB mapping = (ObjectMappingDB) getReadMapping(resultClass);

                while (rs.next()) {
                    Object o = resultClass.newInstance();

                    for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
                        String col = rs.getMetaData().getColumnName(i);

                        MetaField mf = getFieldForColumn(resultClass, mapping, col);

                        if (mf != null) {
                            parseField(o, mf, rs, i);
                        }
                    }

                    data.add(o);
                }

                return data;
            } finally {
                rs.close();
            }
        } finally {
            s.close();
        }
    } catch (SQLException e) {
        log.error("Unable to execute object query [" + query + " (" + arguments + ")]: " + e.getMessage());
        throw new MetaException(
                "Unable to execute object query [" + query + " (" + arguments + ")]: " + e.getMessage(), e);
    }
}

---

From source file:com.tc.object.ApplicatorDNAEncodingTest.java

public void helpTestStringEncodingDecoding(String s, boolean compressed) throws Exception {
    // Encode string using applicator encoding into data
    final DNAEncoding applicatorEncoding = getApplicatorEncoding();
    TCByteBufferOutputStream output = new TCByteBufferOutputStream();
    applicatorEncoding.encode(s, output);
    final TCByteBuffer[] data = output.toArray();

    // Decode string from data using storage encoding (into UTF8ByteDataHolder) into decoded
    final DNAEncoding storageEncoding = getStorageEncoder();
    TCByteBufferInputStream input = new TCByteBufferInputStream(data);
    final UTF8ByteDataHolder decoded = (UTF8ByteDataHolder) storageEncoding.decode(input);

    if (compressed) {
        assertTrue(decoded instanceof UTF8ByteCompressedDataHolder);
        final UTF8ByteCompressedDataHolder compressedDecoded = (UTF8ByteCompressedDataHolder) decoded;
        assertEquals(s.getBytes("UTF-8").length, compressedDecoded.getUncompressedStringLength());
        System.err.println("Compressed String length = " + compressedDecoded.getBytes().length);
        assertEquals(s.length(), compressedDecoded.getStringLength());
        assertEquals(s.hashCode(), compressedDecoded.getStringHash());
    }//  w  w w .  ja va2s. c  o  m
    assertEquals(s, decoded.asString());

    // Encode UTF8ByteDataHolder into data2 using storage encoding
    output = new TCByteBufferOutputStream();
    storageEncoding.encode(decoded, output);
    final TCByteBuffer[] data2 = output.toArray();

    // Decode UTF8ByteDataHolder from data2 into decoded2 using storage encoding
    input = new TCByteBufferInputStream(data2);
    final UTF8ByteDataHolder decoded2 = (UTF8ByteDataHolder) storageEncoding.decode(input);
    assertEquals(decoded, decoded2);

    // Decode from original data using applicator encoding into str
    input = new TCByteBufferInputStream(data);
    final String str = (String) applicatorEncoding.decode(input);
    assertEquals(s, str);

    // Decode from data2 using applicator encoding into str2
    input = new TCByteBufferInputStream(data2);
    final String str2 = (String) applicatorEncoding.decode(input);
    assertEquals(s, str2);

}

---

From source file:com.lastorder.pushnotifications.data.ImageDownloader.java

/**
 * @param url The URL of the image that will be retrieved from the cache.
 * @return The cached bitmap or null if it was not found.
 *//*from   ww w .ja va2s .c o  m*/
private Bitmap getBitmapFromCache(String url) {
    // First try the hard reference cache
    try {
        synchronized (sHardBitmapCache) {

            final Bitmap bitmap = sHardBitmapCache.get(url);
            if (bitmap != null) {
                // Bitmap found in hard cache
                // Move element to first position, so that it is removed last
                sHardBitmapCache.remove(url);
                sHardBitmapCache.put(url, bitmap);
                return bitmap;
            }
        }

        // Then try the soft reference cache
        SoftReference<Bitmap> bitmapReference = sSoftBitmapCache.get(url);
        if (bitmapReference != null) {
            final Bitmap bitmap = bitmapReference.get();
            if (bitmap != null) {
                // Bitmap found in soft cache
                return bitmap;
            } else {
                // Soft reference has been Garbage Collected
                sSoftBitmapCache.remove(url);
            }
        }

        final String pathName = cacheDir + "/" + url.hashCode() + "-t.jpg";
        final Bitmap bitmap = BitmapFactory.decodeFile(pathName);

        if (bitmap != null) {
            return bitmap;
        }

        return null;
    } catch (OutOfMemoryError e) {
        return null;
    }
}

---

From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int read(String path, Object fh, ByteBuffer buf, long offset) throws FuseException {

    /*long start1 = 0L;/* ww w  .  j  a v  a 2  s. com*/
    long start2 = 0L;
    long start3 = 0L;
    long start4 = 0L;
    long start5 = 0L;
            
    long end2 = 0L;
    long end3 = 0L;
    long end4 = 0L;
    long end5 = 0L;
    */
    //start1 = System.nanoTime();
    //start2 = System.nanoTime();

    log.info("read:" + path + " offset:" + offset + " buf.limit:" + buf.limit());
    if (fh == null)
        return Errno.EBADE;
    try {

        String trimToPath = path.trim();
        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 = (String) client.getPathDetail(trimToPath);

            String[] pathInfo = pathInfoStr.split("\t");
            long nowSize = Long.parseLong(pathInfo[4]);
            int readLen = client.readValue(trimToPath, offset, buf.limit(), pathInfo[pathInfo.length - 2], buf);

            if (readLen == -1 || readLen < 1) {

                log.info("read data nothing read=" + "read:" + path + " offset:" + offset + " buf.limit:"
                        + buf.limit());
            }
        }
    } catch (FuseException fe) {
        throw fe;
    } catch (Exception e) {
        new FuseException(e);
    }
    return 0;
}

---

From source file:cm.aptoide.pt.DownloadQueueService.java

private void setFinishedNotification(int apkidHash, String localPath) {

    String apkid = notifications.get(apkidHash).get("apkid");
    int size = Integer.parseInt(notifications.get(apkidHash).get("intSize"));
    String version = notifications.get(apkidHash).get("version");

    RemoteViews contentView = new RemoteViews(getPackageName(), R.layout.download_notification);
    contentView.setImageViewResource(R.id.download_notification_icon, R.drawable.ic_notification);
    contentView.setTextViewText(R.id.download_notification_name,
            getString(R.string.finished_download_message) + " " + apkid + " v." + version);
    contentView.setProgressBar(R.id.download_notification_progress_bar, size * KBYTES_TO_BYTES,
            size * KBYTES_TO_BYTES, false);

    Intent onClick = new Intent("pt.caixamagica.aptoide.INSTALL_APK", Uri.parse("apk:" + apkid));
    onClick.setClassName("cm.aptoide.pt", "cm.aptoide.pt.RemoteInTab");
    onClick.setFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT | Intent.FLAG_ACTIVITY_NEW_TASK);
    onClick.putExtra("localPath", localPath);
    onClick.putExtra("apkid", apkid);
    onClick.putExtra("apkidHash", apkidHash);
    onClick.putExtra("isUpdate", Boolean.parseBoolean(notifications.get(apkid.hashCode()).get("isUpdate")));
    /*Changed by Rafael Campos*/
    onClick.putExtra("version", notifications.get(apkid.hashCode()).get("version"));
    Log.d("Aptoide-DownloadQueuService",
            "finished notification apkidHash: " + apkidHash + " localPath: " + localPath);

    // The PendingIntent to launch our activity if the user selects this notification
    PendingIntent onClickAction = PendingIntent.getActivity(context, 0, onClick, 0);

    Notification notification = new Notification(R.drawable.ic_notification,
            getString(R.string.finished_download_alrt) + " " + apkid, System.currentTimeMillis());
    notification.flags |= Notification.FLAG_AUTO_CANCEL;
    notification.contentView = contentView;

    // Set the info for the notification panel.
    notification.contentIntent = onClickAction;
    //       notification.setLatestEventInfo(this, getText(R.string.app_name), getText(R.string.add_repo_text), contentIntent);

    notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
    // Send the notification.
    // We use the position because it is a unique number.  We use it later to cancel.
    notificationManager.notify(apkidHash, notification);

    //      Log.d("Aptoide-DownloadQueueService", "Notification Set");

}

---

From source file:com.microsoft.tfs.core.clients.versioncontrol.soapextensions.PendingChange.java

@Override
public int hashCode() {
    if (!hashCodeValid) {
        int result = 17;

        /*/*from   www .  j av  a2  s  .  co  m*/
         * Lock level is excluded because equals can be told to ignore it,
         * and we would violate the equals contract if two APendingChange
         * objects were equal but did not have the same hash code.
         */

        // Fetch fields once for speed
        final String sourceServerItem = getSourceServerItem();
        final ChangeType changeType = getChangeType();
        final ItemType itemType = getItemType();
        final String localItem = getLocalItem();
        final String serverItem = getServerItem();

        result = 37 * result + ((sourceServerItem == null) ? 0 : sourceServerItem.hashCode());
        result = 37 * result + ((changeType == null) ? 0 : changeType.hashCode());
        result = 37 * result + getDeletionID();
        result = 37 * result + ((itemType == null) ? 0 : itemType.hashCode());
        result = 37 * result + getItemID();
        result = 37 * result + ((localItem == null) ? 0 : localItem.hashCode());
        result = 37 * result + ((serverItem == null) ? 0 : serverItem.hashCode());
        result = 37 * result + getVersion();

        hashCode = result;
        hashCodeValid = true;
    }

    return hashCode;
}

---

From source file:com.ikanow.infinit.e.data_model.store.config.source.SourcePojo.java

/**
 * generateSourceKey//from ww  w . j a v  a 2  s .c om
 * Strips out http://, smb:// /, :, etc. from the URL field to generate
 * Example: http://www.ikanow.com/rss -> www.ikanow.com.rss
 */
public String generateSourceKey() {
    String s = getRepresentativeUrl(); // (supports all cases - note we are guaranteed to have a URL by this point)
    if (null == s) {
        return null;
    }

    int nIndex = s.indexOf('?');
    final int nMaxLen = 64; // (+24 for the object id, + random other stuff, keeps it in the <100 range)
    if (nIndex >= 0) {
        if (nIndex > nMaxLen) {
            nIndex = nMaxLen; // (ie max length)
        }
        StringBuffer sb = new StringBuffer(s.substring(0, nIndex));
        sb.append(".").append(s.length() - nIndex).append('.').append(Math.abs(s.hashCode()) % 100);
        s = sb.toString();
    } else if (s.length() > nMaxLen) {
        s = s.substring(0, nMaxLen);
    }
    //TESTED (urls with and without ?)

    s = s.replaceAll("http://|https://|smb://|ftp://|ftps://|file://|[^a-zA-Z0-9_.]", ".");
    if (s.startsWith("."))
        s = s.substring(1);
    return s;
}

---

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