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:edu.stanford.junction.props2.sample.CollectionProp.java

public void doRandom() {
    ArrayList<String> words = new ArrayList<String>();
    words.add("dude");
    words.add("apple");
    words.add("hat");
    words.add("cat");
    words.add("barge");
    words.add("horse");
    words.add("mango");
    words.add("code");
    Random rng = new Random();
    if (rng.nextInt(2) == 0) {
        JSONObject item = new JSONObject();
        String word = words.get(rng.nextInt(words.size()));
        try {//  ww  w.j a  va  2 s.c om
            item.put("id", word.hashCode());
            item.put("str", word);
            add(item);
        } catch (JSONException e) {
        }
    } else {
        Iterator<JSONObject> it = items().iterator();
        if (it.hasNext()) {
            delete(it.next());
        }
    }
}

From source file:com.lee.sdk.utils.Utils.java

/**
 * A hashing method that changes a string (like a URL) into a hash suitable for using as a disk
 * filename./*from www  . j a va  2 s . co m*/
 */
public static String hashKeyForDisk(String key) {
    String cacheKey;
    try {
        final MessageDigest mDigest = MessageDigest.getInstance("MD5");
        mDigest.update(key.getBytes());
        cacheKey = bytesToHexString(mDigest.digest());
    } catch (NoSuchAlgorithmException e) {
        cacheKey = String.valueOf(key.hashCode());
    }
    return cacheKey;
}

From source file:com.xpn.xwiki.plugin.laszlo.LaszloPlugin.java

public String getFileName(String name, String laszlocode) {
    if ((name == null) || name.trim().equals(""))
        name = "laszlo";

    String filename = name + "-" + Math.abs(laszlocode.hashCode()) + ".lzx";
    return filename;
}

From source file:com.github.shredder121.gh_event_api.filter.GithubMACChecker.java

@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
        FilterChain filterChain) throws IOException, ServletException {
    String signatureHeader = request.getHeader(GITHUB_SIGNATURE_HEADER);
    if (shouldFilter(request)) {
        if (signatureHeader != null) {
            HttpServletRequest preReadRequest = new PreReadRequest(request);
            byte[] requestBytes = ByteStreams.toByteArray(preReadRequest.getInputStream());
            String signatureString = "sha1=" + hexDigest(requestBytes);
            if (signatureString.hashCode() != signatureHeader.hashCode()) {
                logger.warn("bad signature {} {}", signatureString, signatureHeader);
                response.sendError(HttpStatus.NO_CONTENT.value());
                // drops the payload
            } else {
                filterChain.doFilter(preReadRequest, response);
            }//from  www.  ja v a2s  .c  o m
        } else {
            response.sendError(HttpStatus.NOT_FOUND.value());
        }
    } else {
        if (signatureHeader != null) {
            logger.warn("Signature checking requested, but Mac is not set up.");
        }
        filterChain.doFilter(request, response);
    }
}

From source file:com.opengamma.batch.domain.FunctionUniqueId.java

@Override
protected Object propertyGet(String propertyName, boolean quiet) {
    switch (propertyName.hashCode()) {
    case 3355: // id
        return getId();
    case -294460212: // uniqueId
        return getUniqueId();
    }/*from  w w  w  .  j  av a 2  s  . c o m*/
    return super.propertyGet(propertyName, quiet);
}

From source file:StringIntSizedMap.java

/**
 * Standard base slot computation for a key. This method may be used
 * directly for key lookup using either the <code>hashCode()</code> method
 * defined for the key objects or the <code>System.identityHashCode()</code>
 * method, as selected by the hash technique constructor parameter. To
 * implement a hash class based on some other methods of hashing and/or
 * equality testing, define a separate method in the subclass with a
 * different name and use that method instead. This avoids the overhead
 * caused by overrides of a very heavily used method.
 *
 * @param key key value to be computed//from  w  w  w. j  a va  2  s . c  o  m
 * @return base slot for key
 */
private final int standardSlot(String key) {
    return (key.hashCode() & Integer.MAX_VALUE) % m_arraySize;
}

From source file:com.microsoft.applicationinsights.test.framework.telemetries.TelemetryItem.java

/**
 * Returns the Hashcode of the ID of this object
 * @return The Hashcode of the ID of this object
 *//*from  www  .j  a  v a 2  s .c  om*/
@Override
public int hashCode() {
    int hash = 0;
    for (String propertyName : getDefaultPropertiesToCompare()) {
        String property = getProperty(propertyName);

        if (!LocalStringsUtils.isNullOrEmpty(property)) {
            hash ^= property.hashCode();
        }
    }

    return hash;
}

From source file:com.azaptree.services.commons.TypeReferenceKey.java

protected TypeReferenceKey(final String name, final boolean required, final T defaultValue) {
    super();//from w w  w .j a v  a  2  s.c  o m
    Assert.hasText(name);
    this.name = name;
    this.hashCode = name.hashCode();
    this.required = required;
    this.defaultValue = defaultValue;
}

From source file:com.phoenixnap.oss.ramlapisync.verification.Issue.java

@Override
public int hashCode() {
    final int prime = 31;
    int result = 1;

    result = prime * result + ((description == null) ? 0 : description.hashCode());
    result = prime * result + ((location == null) ? 0 : location.hashCode());
    String ramlLocation = getRamlLocation();
    result = prime * result + ((ramlLocation == null) ? 0 : ramlLocation.hashCode());

    result = prime * result + ((severity == null) ? 0 : severity.hashCode());
    result = prime * result + ((type == null) ? 0 : type.hashCode());
    return result;
}

From source file:com.jxt.web.websocket.OrderedWebSocketFlushRunnable.java

@Override
public int select() {
    String webSocketSessionId = webSocketSession.getId();
    if (StringUtils.isEmpty(webSocketSessionId)) {
        webSocketSessionId = RandomStringUtils.random(1);
    }//from   www.  j av  a  2 s.com

    return webSocketSessionId.hashCode();
}