Example usage for com.google.common.hash Hashing sha512

Introduction

In this page you can find the example usage for com.google.common.hash Hashing sha512.

Prototype

public static HashFunction sha512() 

Source Link

Document

Returns a hash function implementing the SHA-512 algorithm (512 hash bits) by delegating to the SHA-512 MessageDigest .

Usage

From source file:com.tfgridiron.crowdsource.cmdline.ArchiveCreator.java

public String checksumFileCollection(SpreadsheetIndexer spreadsheetIndexer,
        Set<SpreadsheetMetadata> includedMetadata) {
    Set<String> allChecksums = new TreeSet<String>();
    for (SpreadsheetMetadata m : includedMetadata) {
        allChecksums.add(m.getChecksum());
    }//from  w w w  .ja v a 2  s.  c o  m
    Hasher hasher = Hashing.sha512().newHasher();
    for (String checksum : allChecksums) {
        hasher.putString(checksum);
    }
    return hasher.hash().toString();
}

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From source file:org.smartdeveloperhub.vocabulary.language.lexvo.LexvoDataSource.java

private Model loadModel(final String version, final Path input) throws IOException {
    final byte[] rawData = readInput(input);
    final String data = stringifyRawData(rawData);
    final Model model = parseRDF(data);
    this.lexvoVersion = version;
    this.lexvoSha256 = Hashing.sha256().hashBytes(rawData).toString();
    this.lexvoSha512 = Hashing.sha512().hashBytes(rawData).toString();
    return model;
}

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From source file:org.fim.model.State.java

public String hashState() {
    HashFunction hashFunction = Hashing.sha512();
    Hasher hasher = hashFunction.newHasher(Constants._10_MB);
    hashObject(hasher);//from   ww w  .j  a  v  a2 s  .c  om
    HashCode hash = hasher.hash();
    return hash.toString();
}

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From source file:org.fenixedu.bennu.core.domain.User.java

public void changePassword(final String password) {
    if (getPassword() != null) {
        String newHashWithOldSalt = Hashing.sha512().hashString(getSalt() + password, Charsets.UTF_8)
                .toString();/*from www.  j a  v a 2  s .c o  m*/
        if (newHashWithOldSalt.equals(getPassword())) {
            throw BennuCoreDomainException.badOldPassword();
        }
    }
    byte salt[] = new byte[64];
    prng.nextBytes(salt);
    setSalt(BaseEncoding.base64().encode(salt));
    String hash = Hashing.sha512().hashString(getSalt() + password, Charsets.UTF_8).toString();
    setPassword(hash);
}

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From source file:org.fenixedu.bennu.core.domain.User.java

public boolean matchesPassword(final String password) {
    if (getPassword() == null) {
        return true;
    }/* w  ww  .  java 2  s.  c  om*/
    final String hash = Hashing.sha512().hashString(getSalt() + password, Charsets.UTF_8).toString();
    return hash.equals(getPassword());
}

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From source file:io.prestosql.operator.scalar.VarbinaryFunctions.java

@Description("compute sha512 hash")
@ScalarFunction/*from   w  w  w  .jav a  2 s  . c o m*/
@SqlType(StandardTypes.VARBINARY)
public static Slice sha512(@SqlType(StandardTypes.VARBINARY) Slice slice) {
    return Slices.wrappedBuffer(Hashing.sha512().hashBytes(slice.getBytes()).asBytes());
}

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From source file:org.protelis.lang.ProtelisLoader.java

/**
 * @param program//  w  w  w  . j  a v a  2  s.c om
 *            the program in String format
 * @return a dummy:/ resource that can be used to interpret the program
 */
public static Resource resourceFromString(final String program) {
    final URI uri = URI.createURI("dummy:/protelis-generated-program-"
            + Hashing.sha512().hashString(program, StandardCharsets.UTF_8) + ".pt");
    synchronized (XTEXT) {
        Resource r = XTEXT.get().getResource(uri, false);
        if (r == null) {
            try (InputStream in = new StringInputStream(program)) {
                loadStringResources(XTEXT.get(), in);
            } catch (IOException e) {
                throw new IllegalStateException("Couldn't get resources associated with anonymous program", e);
            }
            r = XTEXT.get().createResource(uri);
            try (InputStream in = new StringInputStream(program)) {
                r.load(in, XTEXT.get().getLoadOptions());
            } catch (IOException e) {
                throw new IllegalStateException("I/O error while reading in RAM: this must be tough.", e);
            }
        }
        return r;
    }
}

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From source file:com.infinities.keystone4j.utils.Cms.java

public String hashToken(String tokenid, Algorithm mode)
        throws UnsupportedEncodingException, NoSuchAlgorithmException, DecoderException {
    if (mode == null) {
        mode = Algorithm.md5;/*from www . j  a  v  a2s  .co  m*/
    }

    if (Strings.isNullOrEmpty(tokenid)) {
        throw new NullPointerException("invalid tokenid");
    }

    if (isAsn1Token(tokenid) || isPkiz(tokenid)) {
        HashFunction hf = Hashing.md5();
        if (mode == Algorithm.sha1) {
            hf = Hashing.sha1();
        } else if (mode == Algorithm.sha256) {
            hf = Hashing.sha256();
        } else if (mode == Algorithm.sha512) {
            hf = Hashing.sha512();
        }
        HashCode hc = hf.newHasher().putString(tokenid).hash();
        return toHex(hc.asBytes());

    } else {
        return tokenid;
    }
}

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From source file:net.sf.diningout.content.SyncAdapter.java

/**
 * Insert new system contacts, delete orphaned app contacts, and synchronise any changes to
 * existing./*from   www.  ja v  a 2 s .  c  om*/
 */
private void refreshContacts(Context context, ContentProviderClient cp) throws RemoteException {
    /* get system contacts */
    String[] proj = { Email.ADDRESS, ContactsContract.Contacts.LOOKUP_KEY, RawContacts.CONTACT_ID,
            ContactsContract.Contacts.DISPLAY_NAME };
    String sel = Email.IN_VISIBLE_GROUP + " = 1 AND " + Email.ADDRESS + " <> ?";
    String[] args = { Accounts.selected().name };
    EasyCursor sys = new EasyCursor(cr().query(Email.CONTENT_URI, proj, sel, args, Email.ADDRESS));
    /* get app contacts */
    proj = new String[] { Contacts.EMAIL, Contacts.ANDROID_LOOKUP_KEY, Contacts.ANDROID_ID, Contacts.NAME, _ID,
            Contacts.FOLLOWING, Contacts.STATUS_ID };
    sel = Contacts.EMAIL + " IS NOT NULL";
    EasyCursor app = new EasyCursor(cp.query(CONTACTS_URI, proj, sel, null, Contacts.EMAIL));
    /* compare and sync */
    ContentValues vals = new ContentValues();
    for (CursorJoiner.Result result : new CursorJoiner(sys, new String[] { Email.ADDRESS }, app,
            new String[] { Contacts.EMAIL })) {
        switch (result) {
        case LEFT: // new system contact, insert into app contacts
            String email = sys.getString(Email.ADDRESS);
            String hash = BaseEncoding.base64()
                    .encode(Hashing.sha512().hashString(email.toLowerCase(ENGLISH), UTF_8).asBytes());
            long id = Contacts.idForHash(hash); // do we have this contact and not know it?
            /* insert or update values */
            vals.put(Contacts.ANDROID_LOOKUP_KEY, sys.getString(ContactsContract.Contacts.LOOKUP_KEY));
            vals.put(Contacts.ANDROID_ID, sys.getLong(RawContacts.CONTACT_ID));
            String name = sys.getString(ContactsContract.Contacts.DISPLAY_NAME);
            vals.put(Contacts.NAME, name);
            vals.put(Contacts.NORMALISED_NAME, SQLite.normalise(name));
            vals.put(Contacts.EMAIL, email);
            if (id <= 0) {
                vals.put(Contacts.EMAIL_HASH, hash);
                vals.put(Contacts.COLOR, Contacts.defaultColor());
                id = ContentUris.parseId(cp.insert(CONTACTS_URI, vals));
            } else {
                cp.update(ContentUris.withAppendedId(CONTACTS_URI, id), vals, null, null);
            }
            if (id > 0) {
                context.startService(new Intent(context, FriendColorService.class)
                        .putExtra(FriendColorService.EXTRA_ID, id));
            }
            break;
        case RIGHT: // orphaned app contact, delete unless user is following
            if (app.getInt(Contacts.FOLLOWING) == 0 && app.getInt(Contacts.STATUS_ID) == ACTIVE.id) {
                vals.put(Contacts.STATUS_ID, DELETED.id);
                vals.put(Contacts.DIRTY, 1);
                cp.update(Uris.appendId(CONTACTS_URI, app), vals, null, null);
            }
            break;
        case BOTH: // matching contacts, update details in app if needed
            String s = sys.getString(ContactsContract.Contacts.LOOKUP_KEY);
            if (!s.equals(app.getString(Contacts.ANDROID_LOOKUP_KEY))) {
                vals.put(Contacts.ANDROID_LOOKUP_KEY, s);
            }
            long l = sys.getLong(RawContacts.CONTACT_ID);
            if (l != app.getLong(Contacts.ANDROID_ID)) {
                vals.put(Contacts.ANDROID_ID, l);
            }
            s = sys.getString(ContactsContract.Contacts.DISPLAY_NAME);
            if (!s.equals(app.getString(Contacts.NAME))) {
                vals.put(Contacts.NAME, s);
                vals.put(Contacts.NORMALISED_NAME, SQLite.normalise(s));
            }
            if (app.getInt(Contacts.STATUS_ID) == DELETED.id) {
                vals.put(Contacts.STATUS_ID, ACTIVE.id);
                vals.put(Contacts.DIRTY, 1);
            }
            if (vals.size() > 0) {
                cp.update(Uris.appendId(CONTACTS_URI, app), vals, null, null);
                context.startService(new Intent(context, FriendColorService.class)
                        .putExtra(FriendColorService.EXTRA_ID, app.getLong(_ID)));
            }
            break;
        }
        vals.clear();
    }
    sys.close();
    app.close();
}

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From source file:com.tfgridiron.crowdsource.cmdline.SpreadsheetIndexer.java

public String calculateWorksheetChecksum(WorksheetEntry playByPlayWorksheet, List<String> isDoneInfo)
        throws Exception {
    CellFeed cellFeed = apiUtils.getSpreadsheetService().getFeed(playByPlayWorksheet.getCellFeedUrl(),
            CellFeed.class);
    Hasher hasher = Hashing.sha512().newHasher();
    for (CellEntry cell : cellFeed.getEntries()) {
        hasher.putString(cell.getId());// ww  w  .  j  a  va2  s .c  o  m
        hasher.putString(cell.getCell().getValue());
    }
    for (String doneInfo : isDoneInfo) {
        if (doneInfo != null) {
            hasher.putString(doneInfo);
        } else {
            hasher.putString("");
        }
    }
    return hasher.hash().toString();
}

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