Example usage for java.util Base64 getEncoder

Introduction

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

Prototype

public static Encoder getEncoder() 

Source Link

Document

Returns a Encoder that encodes using the Basic type base64 encoding scheme.

Usage

From source file:org.jaqpot.algorithms.resource.Standarization.java

@POST
@Path("training")
public Response training(TrainingRequest request) {
    try {//from www .  j a v a2 s. c om
        if (request.getDataset().getDataEntry().isEmpty()
                || request.getDataset().getDataEntry().get(0).getValues().isEmpty()) {
            return Response.status(Response.Status.BAD_REQUEST)
                    .entity("Dataset is empty. Cannot train model on empty dataset.").build();
        }
        List<String> features = request.getDataset().getDataEntry().stream().findFirst().get().getValues()
                .keySet().stream().filter(feature -> !feature.equals(request.getPredictionFeature()))
                .collect(Collectors.toList());

        LinkedHashMap<String, Double> maxValues = new LinkedHashMap<>();
        LinkedHashMap<String, Double> minValues = new LinkedHashMap<>();

        features.stream().forEach(feature -> {
            List<Double> values = request.getDataset().getDataEntry().stream().map(dataEntry -> {
                return Double.parseDouble(dataEntry.getValues().get(feature).toString());
            }).collect(Collectors.toList());
            double[] doubleValues = values.stream().mapToDouble(Double::doubleValue).toArray();

            Double mean = StatUtils.mean(doubleValues);
            Double stddev = Math.sqrt(StatUtils.variance(doubleValues));

            maxValues.put(feature, stddev);
            minValues.put(feature, mean);
        });
        ScalingModel model = new ScalingModel();
        model.setMaxValues(maxValues);
        model.setMinValues(minValues);

        TrainingResponse response = new TrainingResponse();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(baos);
        out.writeObject(model);
        String base64Model = Base64.getEncoder().encodeToString(baos.toByteArray());
        response.setRawModel(base64Model);
        response.setIndependentFeatures(features);
        response.setPredictedFeatures(features.stream().map(feature -> {
            return "Standarized " + feature;
        }).collect(Collectors.toList()));
        return Response.ok(response).build();
    } catch (Exception ex) {
        LOG.log(Level.SEVERE, null, ex);
        return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(ex.getMessage()).build();
    }
}

---

From source file:org.eclipse.smarthome.binding.homematic.internal.communicator.message.XmlRpcRequest.java

/**
 * Generates a value tag based on the type of the value.
 *//* w ww .  j  av a  2 s .  c o  m*/
private void generateValue(Object value) {
    if (value == null) {
        tag("string", "void");
    } else {
        Class<?> clazz = value.getClass();
        if (clazz == String.class || clazz == Character.class) {
            sb.append(StringEscapeUtils.escapeXml(value.toString()));
        } else if (clazz == Long.class || clazz == Integer.class || clazz == Short.class
                || clazz == Byte.class) {
            tag("int", value.toString());
        } else if (clazz == Double.class) {
            tag("double", String.valueOf(((Double) value).doubleValue()));
        } else if (clazz == Float.class) {
            BigDecimal bd = new BigDecimal((Float) value);
            generateValue(bd.setScale(6, RoundingMode.HALF_DOWN).doubleValue());
        } else if (clazz == BigDecimal.class) {
            generateValue(((BigDecimal) value).setScale(6, RoundingMode.HALF_DOWN).doubleValue());
        } else if (clazz == Boolean.class) {
            tag("boolean", ((Boolean) value).booleanValue() ? "1" : "0");
        } else if (clazz == Date.class) {
            tag("dateTime.iso8601", xmlRpcDateFormat.format(((Date) value)));
        } else if (value instanceof Calendar) {
            generateValue(((Calendar) value).getTime());
        } else if (value instanceof byte[]) {
            tag("base64", Base64.getEncoder().encodeToString((byte[]) value));
        } else if (clazz.isArray() || value instanceof List) {
            sb.append("<array><data>");

            Object[] array = null;
            if (value instanceof List) {
                array = ((List<?>) value).toArray();
            } else {
                array = (Object[]) value;
            }
            for (Object arrayObject : array) {
                sb.append("<value>");
                generateValue(arrayObject);
                sb.append("</value>");
            }

            sb.append("</data></array>");
        } else if (value instanceof Map) {
            sb.append("<struct>");

            for (Entry<?, ?> entry : ((Map<?, ?>) value).entrySet()) {
                sb.append("<member>");
                sb.append("<name>").append(entry.getKey()).append("</name>");
                sb.append("<value>");
                generateValue(entry.getValue());
                sb.append("</value>");
                sb.append("</member>");
            }

            sb.append("</struct>");
        } else {
            throw new RuntimeException("Unsupported XML-RPC Type: " + value.getClass());
        }
    }
}

---

From source file:com.nike.cerberus.service.Ec2UserDataService.java

private String encodeUserData(String userData) {
    return Base64.getEncoder().encodeToString(userData.getBytes(Charset.forName("UTF-8")));
}

---

From source file:SdkUnitTests.java

@Test
public void RequestASignatureTest() {

    byte[] fileBytes = null;
    try {//from   ww w .jav a 2  s . c om
        //  String currentDir = new java.io.File(".").getCononicalPath();

        String currentDir = System.getProperty("user.dir");

        Path path = Paths.get(currentDir + SignTest1File);
        fileBytes = Files.readAllBytes(path);
    } catch (IOException ioExcp) {
        Assert.assertEquals(null, ioExcp);
    }

    // create an envelope to be signed
    EnvelopeDefinition envDef = new EnvelopeDefinition();
    envDef.setEmailSubject("Please Sign my Java SDK Envelope");
    envDef.setEmailBlurb("Hello, Please sign my Java SDK Envelope.");

    // add a document to the envelope
    Document doc = new Document();
    String base64Doc = Base64.getEncoder().encodeToString(fileBytes);
    doc.setDocumentBase64(base64Doc);
    doc.setName("TestFile.pdf");
    doc.setDocumentId("1");

    List<Document> docs = new ArrayList<Document>();
    docs.add(doc);
    envDef.setDocuments(docs);

    // Add a recipient to sign the document
    Signer signer = new Signer();
    signer.setEmail(UserName);
    signer.setName("Pat Developer");
    signer.setRecipientId("1");

    // Create a SignHere tab somewhere on the document for the signer to sign
    SignHere signHere = new SignHere();
    signHere.setDocumentId("1");
    signHere.setPageNumber("1");
    signHere.setRecipientId("1");
    signHere.setXPosition("100");
    signHere.setYPosition("100");

    List<SignHere> signHereTabs = new ArrayList<SignHere>();
    signHereTabs.add(signHere);
    Tabs tabs = new Tabs();
    tabs.setSignHereTabs(signHereTabs);
    signer.setTabs(tabs);

    // Above causes issue
    envDef.setRecipients(new Recipients());
    envDef.getRecipients().setSigners(new ArrayList<Signer>());
    envDef.getRecipients().getSigners().add(signer);

    // send the envelope (otherwise it will be "created" in the Draft folder
    envDef.setStatus("sent");

    try {

        ApiClient apiClient = new ApiClient();
        apiClient.setBasePath(BaseUrl);

        String creds = createAuthHeaderCreds(UserName, Password, IntegratorKey);
        apiClient.addDefaultHeader("X-DocuSign-Authentication", creds);
        Configuration.setDefaultApiClient(apiClient);

        AuthenticationApi authApi = new AuthenticationApi();

        AuthenticationApi.LoginOptions loginOptions = authApi.new LoginOptions();
        loginOptions.setApiPassword("true");
        loginOptions.setIncludeAccountIdGuid("true");
        LoginInformation loginInfo = authApi.login(loginOptions);

        Assert.assertNotNull(loginInfo);
        Assert.assertNotNull(loginInfo.getLoginAccounts());
        Assert.assertTrue(loginInfo.getLoginAccounts().size() > 0);
        List<LoginAccount> loginAccounts = loginInfo.getLoginAccounts();
        Assert.assertNotNull(loginAccounts.get(0).getAccountId());

        String accountId = loginInfo.getLoginAccounts().get(0).getAccountId();

        EnvelopesApi envelopesApi = new EnvelopesApi();

        EnvelopeSummary envelopeSummary = envelopesApi.createEnvelope(accountId, envDef);

        Assert.assertNotNull(envelopeSummary);
        Assert.assertNotNull(envelopeSummary.getEnvelopeId());
        Assert.assertEquals("sent", envelopeSummary.getStatus());

        System.out.println("EnvelopeSummary: " + envelopeSummary);

    } catch (ApiException ex) {
        System.out.println("Exception: " + ex);
        Assert.assertEquals(null, ex);
    }
}

---

From source file:vazkii.psi.client.core.helper.SharingHelper.java

public static String takeScreenshot() throws Exception {
    Minecraft mc = Minecraft.getMinecraft();

    ScaledResolution res = new ScaledResolution(mc);
    int screenWidth = mc.displayWidth;
    int screenHeight = mc.displayHeight;

    int scale = res.getScaleFactor();
    int width = 380 * scale;
    int height = 200 * scale;

    int left = screenWidth / 2 - width / 2;
    int top = screenHeight / 2 - height / 2;

    int i = width * height;

    if (pixelBuffer == null || pixelBuffer.capacity() < i) {
        pixelBuffer = BufferUtils.createIntBuffer(i);
        pixelValues = new int[i];
    }/*from  w w w  .  jav a2 s  . com*/

    GL11.glPixelStorei(GL11.GL_PACK_ALIGNMENT, 1);
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
    pixelBuffer.clear();

    GL11.glReadPixels(left, top, width, height, GL12.GL_BGRA, GL12.GL_UNSIGNED_INT_8_8_8_8_REV,
            (IntBuffer) pixelBuffer);

    pixelBuffer.get(pixelValues);
    TextureUtil.processPixelValues(pixelValues, width, height);
    BufferedImage bufferedimage = null;

    bufferedimage = new BufferedImage(width, height, 1);
    bufferedimage.setRGB(0, 0, width, height, pixelValues, 0, width);

    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    ImageIO.write(bufferedimage, "png", stream);
    byte[] bArray = stream.toByteArray();
    String base64 = Base64.getEncoder().encodeToString(bArray);
    return base64;
}

---

From source file:org.jaqpot.algorithm.resource.Standarization.java

@POST
@Path("training")
public Response training(TrainingRequest request) {
    try {// ww  w.j  a v  a2  s . c om
        if (request.getDataset().getDataEntry().isEmpty()
                || request.getDataset().getDataEntry().get(0).getValues().isEmpty()) {
            return Response.status(Response.Status.BAD_REQUEST).entity(
                    ErrorReportFactory.badRequest("Dataset is empty", "Cannot train model on empty dataset"))
                    .build();
        }
        List<String> features = request.getDataset().getDataEntry().stream().findFirst().get().getValues()
                .keySet().stream().filter(feature -> !feature.equals(request.getPredictionFeature()))
                .collect(Collectors.toList());

        LinkedHashMap<String, Double> maxValues = new LinkedHashMap<>();
        LinkedHashMap<String, Double> minValues = new LinkedHashMap<>();

        features.stream().forEach(feature -> {
            List<Double> values = request.getDataset().getDataEntry().stream().map(dataEntry -> {
                return Double.parseDouble(dataEntry.getValues().get(feature).toString());
            }).collect(Collectors.toList());
            double[] doubleValues = values.stream().mapToDouble(Double::doubleValue).toArray();

            Double mean = StatUtils.mean(doubleValues);
            Double stddev = Math.sqrt(StatUtils.variance(doubleValues));

            maxValues.put(feature, stddev);
            minValues.put(feature, mean);
        });
        ScalingModel model = new ScalingModel();
        model.setMaxValues(maxValues);
        model.setMinValues(minValues);

        TrainingResponse response = new TrainingResponse();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(baos);
        out.writeObject(model);
        String base64Model = Base64.getEncoder().encodeToString(baos.toByteArray());
        response.setRawModel(base64Model);
        response.setIndependentFeatures(features);
        response.setPredictedFeatures(features.stream().map(feature -> {
            return "Standarized " + feature;
        }).collect(Collectors.toList()));
        return Response.ok(response).build();
    } catch (Exception ex) {
        LOG.log(Level.SEVERE, null, ex);
        return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(ex.getMessage()).build();
    }
}

---

From source file:org.codice.ddf.branding.impl.DdfBrandingPlugin.java

@Override
public String getBase64FavIcon() throws IOException {
    try (InputStream inputStream = DdfBrandingPlugin.class.getResourceAsStream(getFavIcon())) {
        byte[] favIconAsBytes = IOUtils.toByteArray(inputStream);
        if (favIconAsBytes.length > 0) {
            return Base64.getEncoder().encodeToString(favIconAsBytes);
        }//w ww.j  av  a  2  s . c  om
    }
    return "";
}

---

From source file:jp.primecloud.auto.sdk.Requester.java

protected String createQueryString(String endpointPath, Map<String, String> parameters) {
    StringBuilder param = new StringBuilder();
    param.append("AccessId=").append(accessId);
    param.append("&Timestamp=").append(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(new Date()));

    if (parameters != null && !parameters.isEmpty()) {
        for (Map.Entry<String, String> parameter : parameters.entrySet()) {
            param.append("&").append(parameter.getKey()).append("=").append(parameter.getValue());
        }//from  ww w .  j  a v  a  2s  .  c o m
    }

    String signature = HmacUtils.hmacSha256Hex(accessKey, endpointPath + "?" + param.toString());

    param.append("&Signature=").append(signature);

    String queryString = Base64.getEncoder().encodeToString(param.toString().getBytes(StandardCharsets.UTF_8));

    return queryString;
}

---

From source file:ste.web.http.BugFreeHttpUtils.java

@Test
public void parse_basic_auth_ok() throws Exception {
    final Pair<String, String>[] PAIRS = new Pair[] { new ImmutablePair<>("abcd", "1234"),
            new ImmutablePair<>("defg", "5678"), new ImmutablePair<>("hij", ""), };

    Encoder b64 = Base64.getEncoder();

    for (Pair<String, String> p : PAIRS) {
        then(HttpUtils.parseBasicAuth(new BasicHeader(HttpHeaders.AUTHORIZATION,
                "Basic " + b64.encodeToString((p.getLeft() + ':' + p.getRight()).getBytes("UTF-8")))))
                        .isEqualTo(p);/*from  w w w.  j a  v  a 2  s.c  o  m*/
    }

    Pair<String, String> p = new ImmutablePair<>("klm", null);
    then(HttpUtils.parseBasicAuth(new BasicHeader(HttpHeaders.AUTHORIZATION,
            "Basic " + b64.encodeToString(p.getLeft().getBytes("UTF-8"))))).isEqualTo(p);
}

---

From source file:org.hawkular.openshift.auth.BasicAuthentication.java

private boolean verifySHA1Password(String storedPassword, String passedPassword) {
    //Remove the SHA_PREFIX from the password string
    storedPassword = storedPassword.substring(SHA_PREFIX.length());

    //Get the SHA digest and encode it in Base64
    byte[] digestedPasswordBytes = DigestUtils.sha1(passedPassword);
    String digestedPassword = Base64.getEncoder().encodeToString(digestedPasswordBytes);

    //Check if the stored password matches the passed one
    if (digestedPassword.equals(storedPassword)) {
        return true;
    } else {/*  w w w .  j  a  va  2s  .  c o  m*/
        return false;
    }
}

---

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