Example usage for java.util Base64 getDecoder

Introduction

In this page you can find the example usage for java.util Base64 getDecoder.

Prototype

public static Decoder getDecoder() 

Source Link

Document

Returns a Decoder that decodes using the Basic type base64 encoding scheme.

Usage

From source file:org.trustedanalytics.servicebroker.hive.config.ExternalConfiguration.java

public String getKeyTabLocation() throws IOException {

    String keyTabFilePath = String.format("%s/%s.keytab", keyTabsDir,
            PrincipalNameNormalizer.create().normalize(getHiveSuperUser()));
    LOGGER.info("Trying to write keytab file" + keyTabFilePath);
    Path path = Paths.get(keyTabFilePath);
    if (Files.notExists(path)) {
        Files.write(path, Base64.getDecoder().decode(getHiveSuperUserKeyTab()), StandardOpenOption.CREATE_NEW);
    } else if (Files.isDirectory(path)) {
        throw new IOException(
                String.format("Under path %s exists directory. It's path where hive superuser keytab "
                        + "is stored. Please move or delete this directory", keyTabFilePath));
    }/*  w w w .ja  va2 s .c om*/
    return keyTabFilePath;
}

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From source file:br.com.ufjf.labredes.rest.EleitorResource.java

@POST
@Path("/votar/{voto}")
public String votar(@PathParam("voto") String vote) {
    byte[] voto_decoded = Base64.getDecoder().decode(vote);
    SealedObject aux = (SealedObject) SerializationUtils.deserialize(voto_decoded);
    Voto voto = null;//  w  w  w. j  a  v a  2s.  co  m
    voto = (Voto) rsa.decrypt(aux, client_aes);

    Response ans = new Response();

    if (voto != null) {
        eleitorService.votar(voto.getCpf(), voto.getNumero());
        ans.Ok("Voto computado");
        //3.1 Responde
        byte[] data = SerializationUtils.serialize(rsa.encrypt(ans, client_aes));
        String retorno = Base64.getEncoder().encodeToString(data);
        return retorno;
    } else {
        ans.Error("Erro ao decriptar chave");
        //3.1 Responde
        byte[] data = SerializationUtils.serialize(rsa.encrypt(ans, client_aes));
        String retorno = Base64.getEncoder().encodeToString(data);
        return retorno;
    }
}

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From source file:com.antonjohansson.elasticsearchshell.client.PasswordEncrypter.java

/**
 * Decrypts the given password, using the username as salt.
 *
 * @param username The username, used for salt.
 * @param password The password to decrypt.
 * @return The decrypted password.//  w  w  w  .  ja  va  2 s.c  om
 */
String decrypt(String username, String password) {
    try {
        String key = rightPad(username, KEY_SIZE).substring(0, KEY_SIZE);
        Key spec = new SecretKeySpec(key.getBytes(), algorithm);
        Cipher cipher = Cipher.getInstance(algorithm);
        cipher.init(DECRYPT_MODE, spec);
        byte[] decrypted = cipher.doFinal(Base64.getDecoder().decode(password));
        return new String(decrypted);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:tk.jomp16.plugin.codecutils.CodecUtils.java

@Command("decode")
public void decode(CommandEvent commandEvent) throws Exception {
    if (commandEvent.getArgs().size() >= 2) {
        switch (commandEvent.getArgs().get(0).toLowerCase()) {
        case "base64":
            commandEvent.respond(new String(Base64.getDecoder().decode(commandEvent.getArgs().get(1))));
            break;
        case "hex":
            commandEvent.respond(new String(Hex.decodeHex(commandEvent.getArgs().get(1).toCharArray())));
            break;
        case "binary":
            commandEvent.respond(new String(
                    BinaryCodec.fromAscii(commandEvent.getArgs().get(1).replace(" ", "").getBytes())));
            break;
        default:/*from   w  ww  .j a v  a2  s  . c  o m*/
            commandEvent.showUsage(this, "decode");
            break;
        }
    } else {
        commandEvent.showUsage(this, "decode");
    }
}

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From source file:com.thoughtworks.go.server.util.EncryptionHelper.java

public static boolean verifyRSASignature(String subordinatePublicKeyContent, String signatureContent,
        String masterPublicKeyContent) throws NoSuchProviderException, NoSuchAlgorithmException, IOException,
        InvalidKeySpecException, InvalidKeyException, SignatureException {
    PublicKey masterPublicKey = getRSAPublicKeyFrom(masterPublicKeyContent);
    signatureContent = signatureContent.replace("\n", "");
    Signature signature = Signature.getInstance("SHA512withRSA");
    signature.initVerify(masterPublicKey);
    signature.update(subordinatePublicKeyContent.getBytes());
    return signature.verify(Base64.getDecoder().decode(signatureContent.getBytes()));
}

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From source file:bg.vitkinov.edu.services.ImageService.java

@RequestMapping(value = "/img", method = { RequestMethod.POST }, produces = { MediaType.IMAGE_PNG_VALUE,
        MediaType.IMAGE_GIF_VALUE, MediaType.IMAGE_JPEG_VALUE, MediaType.APPLICATION_OCTET_STREAM_VALUE })
public byte[] convertToInlineTextImage(@RequestHeader(value = "Accept") String acceptType,
        @RequestParam String text, @RequestParam(required = false, defaultValue = "false") String base64,
        @RequestParam(required = false, defaultValue = "Arial-14") String font,
        @RequestParam(required = false, defaultValue = "black") String foreColor,
        @RequestParam(required = false) String backColor) {
    logger.info(acceptType);/*from   w  w  w  .  j  ava2  s . c  o  m*/
    logger.info("Text: " + text);
    return convert(Boolean.valueOf(base64) ? new String(Base64.getDecoder().decode(text)) : text,
            new TextToGraphicsConverter(createGraphicsProperties(font, foreColor, backColor)),
            GraphicsType.value(acceptType));
}

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From source file:io.gumga.presentation.api.voice.VoiceReceiverAPI.java

@RequestMapping(value = "/voice", method = RequestMethod.POST)
public Map recebeSom(HttpServletRequest httpRequest) throws IOException {
    String som = convertStreamToString(httpRequest.getInputStream());
    System.out.println("----->" + som);
    Map<String, Object> problemas = new HashMap<>();
    try {/*from ww  w  .j  a v a2 s  .c o m*/
        som = som.replaceFirst("data:audio/wav;base64,", "");
        byte[] decode = Base64.getDecoder().decode(som.substring(0, 512));
        int sampleRate = unsignedToBytes(decode[27]) * 256 * 256 * 256 + unsignedToBytes(decode[26]) * 256 * 256
                + unsignedToBytes(decode[25]) * 256 + unsignedToBytes(decode[24]) * 1;

        RestTemplate restTemplate = new GumgaJsonRestTemplate();
        Map<String, Object> config = new HashMap<>();

        config.put("encoding", "LINEAR16");
        config.put("sampleRate", "" + sampleRate);
        config.put("languageCode", "pt-BR");
        config.put("maxAlternatives", "1");
        config.put("profanityFilter", "false");
        Map<String, Object> context = new HashMap<>();
        context.put("phrases", CONTEXT);
        config.put("speechContext", context); //EXPLORAR DEPOIS COM FRASES PARA "AJUDAR" o reconhecedor
        Map<String, Object> audio = new HashMap<>();
        audio.put("content", som);
        Map<String, Object> request = new HashMap<>();
        request.put("config", config);
        request.put("audio", audio);
        Map resposta = restTemplate.postForObject(
                "https://speech.googleapis.com/v1beta1/speech:syncrecognize?key=AIzaSyC7E4dZ4EneRmSzVMs2qhyJYGoTK49FCYM",
                request, Map.class);
        List<Object> analiseSintatica = analiseSintatica(resposta);
        resposta.put("objects", analiseSintatica);
        return resposta;
    } catch (Exception ex) {
        problemas.put("exception", ex);
    }
    return problemas;
}

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From source file:com.netflix.spinnaker.orca.front50.tasks.SavePipelineTask.java

@SuppressWarnings("unchecked")
@Override//  w  ww . j  av  a2s .  c o m
public TaskResult execute(Stage stage) {
    if (front50Service == null) {
        throw new UnsupportedOperationException(
                "Front50 is not enabled, no way to save pipeline. Fix this by setting front50.enabled: true");
    }

    if (!stage.getContext().containsKey("pipeline")) {
        throw new IllegalArgumentException("pipeline context must be provided");
    }

    if (!(stage.getContext().get("pipeline") instanceof String)) {
        throw new IllegalArgumentException(
                "'pipeline' context key must be a base64-encoded string: Ensure you're on the most recent version of gate");
    }

    byte[] pipelineData;
    try {
        pipelineData = Base64.getDecoder().decode((String) stage.getContext().get("pipeline"));
    } catch (IllegalArgumentException e) {
        throw new IllegalArgumentException("pipeline must be encoded as base64", e);
    }
    log.info("Expanded encoded pipeline:" + new String(pipelineData));

    Map<String, Object> pipeline = (Map<String, Object>) stage.decodeBase64("/pipeline", Map.class);

    if (!pipeline.containsKey("index")) {
        Map<String, Object> existingPipeline = fetchExistingPipeline(pipeline);
        if (existingPipeline != null) {
            pipeline.put("index", existingPipeline.get("index"));
        }
    }

    pipelineModelMutators.stream().filter(m -> m.supports(pipeline)).forEach(m -> m.mutate(pipeline));

    Response response = front50Service.savePipeline(pipeline);

    Map<String, Object> outputs = new HashMap<>();
    outputs.put("notification.type", "savepipeline");
    outputs.put("application", pipeline.get("application"));
    outputs.put("pipeline.name", pipeline.get("name"));

    if (pipeline.containsKey("id")) {
        // a newly created pipeline will not yet have an `id`
        outputs.put("pipeline.id", pipeline.get("id"));
    }

    return new TaskResult((response.getStatus() == HttpStatus.OK.value()) ? ExecutionStatus.SUCCEEDED
            : ExecutionStatus.TERMINAL, outputs);
}

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From source file:org.kie.workbench.common.forms.jbpm.server.service.impl.documents.storage.impl.UploadedDocumentStorageImpl.java

@Override
public void uploadContentChunk(DocumentUploadChunk chunk) throws Exception {
    File docFolder = resolveDocStorage(chunk.getDocumentId());

    File chunkFile = docFolder.toPath().resolve(PARTS_FOLDER).resolve(resolveChunkFileName(chunk)).toFile();

    FileUtils.writeByteArrayToFile(chunkFile, Base64.getDecoder().decode(chunk.getContent()));

    chunk.clearContent();//ww  w.j a v a2  s. c o  m
}

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From source file:org.apache.syncope.core.workflow.java.AbstractUserWorkflowAdapter.java

protected String decrypt(final String crypted) {
    byte[] decrypted = EncryptorFactory.getInstance().getDefaultEncryptor()
            .decrypt(Base64.getDecoder().decode(crypted));
    return new String(decrypted);
}

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