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.apache.syncope.core.provisioning.api.serialization.AttributeDeserializer.java

@Override
public Attribute deserialize(final JsonParser jp, final DeserializationContext ctx) throws IOException {

    ObjectNode tree = jp.readValueAsTree();

    String name = tree.get("name").asText();

    List<Object> values = new ArrayList<>();
    for (JsonNode node : tree.get("value")) {
        if (node.isNull()) {
            values.add(null);// w w  w  .j  av  a  2s.  c om
        } else if (node.isObject()) {
            values.add(((ObjectNode) node).traverse(jp.getCodec()).readValueAs(GuardedString.class));
        } else if (node.isBoolean()) {
            values.add(node.asBoolean());
        } else if (node.isDouble()) {
            values.add(node.asDouble());
        } else if (node.isLong()) {
            values.add(node.asLong());
        } else if (node.isInt()) {
            values.add(node.asInt());
        } else {
            String text = node.asText();
            if (text.startsWith(AttributeSerializer.BYTE_ARRAY_PREFIX)
                    && text.endsWith(AttributeSerializer.BYTE_ARRAY_SUFFIX)) {

                values.add(Base64.getDecoder().decode(StringUtils.substringBetween(text,
                        AttributeSerializer.BYTE_ARRAY_PREFIX, AttributeSerializer.BYTE_ARRAY_SUFFIX)));
            } else {
                values.add(text);
            }
        }
    }

    return Uid.NAME.equals(name)
            ? new Uid(values.isEmpty() || values.get(0) == null ? null : values.get(0).toString())
            : Name.NAME.equals(name)
                    ? new Name(values.isEmpty() || values.get(0) == null ? null : values.get(0).toString())
                    : AttributeBuilder.build(name, values);
}

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From source file:ch.rasc.downloadchart.DownloadChartServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String dataUrl = request.getParameter("data");
    int contentStartIndex = dataUrl.indexOf(encodingPrefix) + encodingPrefix.length();
    byte[] imageData = Base64.getDecoder().decode(dataUrl.substring(contentStartIndex));

    String format = request.getParameter("format");
    if (format == null) {
        format = "png";
    }//from w w w  .  j av  a  2  s . com

    String filename = request.getParameter("filename");
    if (filename == null) {
        filename = "chart";
    }

    String widthString = request.getParameter("width");
    Integer width = null;
    if (widthString != null) {
        width = Integer.valueOf(widthString);
    }

    String heightString = request.getParameter("height");
    Integer height = null;
    if (heightString != null) {
        height = Integer.valueOf(heightString);
    }

    // String scaleString = request.getParameter("scale");
    // Integer scale = null;
    // if (scaleString != null) {
    // scale = Integer.valueOf(scaleString);
    // }

    if (format.equals("png")) {
        handlePng(response, imageData, width, height, filename);
    } else if (format.equals("jpeg")) {
        JpegOptions options = readOptions(request, "jpeg", JpegOptions.class);
        handleJpg(response, imageData, width, height, filename, options);
    } else if (format.equals("gif")) {
        handleGif(response, imageData, width, height, filename);
    } else if (format.equals("pdf")) {
        PdfOptions options = readOptions(request, "pdf", PdfOptions.class);
        handlePdf(response, imageData, width, height, filename, options);
    }

    response.getOutputStream().flush();
}

---

From source file:org.codice.ddf.security.handler.api.BSTAuthenticationToken.java

/**
 * Creates an instance of BaseAuthenticationToken by parsing the given credential string. The
 * passed boolean indicates if the provided credentials are encoded or not.
 * If the string contains the necessary components (username, password, realm), a new instance of
 * BaseAuthenticationToken is created and initialized with the credentials. If not, a null value
 * is returned./*from  ww  w.j a v  a2  s  .c om*/
 *
 * @param stringBST unencoded credentials string
 * @return initialized username/password token if parsed successfully, null otherwise
 */
public static BaseAuthenticationToken parse(String stringBST, boolean isEncoded) throws WSSecurityException {
    BaseAuthenticationToken baseAuthenticationToken = null;
    org.apache.xml.security.Init.init();

    String unencodedCreds = isEncoded
            ? new String(Base64.getDecoder().decode(stringBST), StandardCharsets.UTF_8)
            : stringBST;
    if (!StringUtils.isEmpty(unencodedCreds) && unencodedCreds.startsWith(BST_PRINCIPAL)) {
        String[] components = unencodedCreds.split(NEWLINE);
        if (components.length == 3) {
            String p = parseComponent(components[0], BST_PRINCIPAL);
            String c = parseComponent(components[1], BST_CREDENTIALS);
            String r = parseComponent(components[2], BST_REALM);

            baseAuthenticationToken = new BaseAuthenticationToken(p, r, c);
        }
    }

    if (baseAuthenticationToken == null) {
        throw new WSSecurityException(WSSecurityException.ErrorCode.FAILURE,
                "Exception decoding specified credentials. Unable to find required components.");
    }

    return baseAuthenticationToken;
}

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From source file:org.springframework.cloud.gcp.autoconfigure.sql.SqlCredentialFactory.java

@Override
public Credential create() {
    String credentialResourceLocation = System.getProperty(CREDENTIAL_LOCATION_PROPERTY_NAME);
    String encodedCredential = System.getProperty(CREDENTIAL_ENCODED_KEY_PROPERTY_NAME);

    if (credentialResourceLocation == null && encodedCredential == null) {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug(CREDENTIAL_LOCATION_PROPERTY_NAME + " and " + CREDENTIAL_ENCODED_KEY_PROPERTY_NAME
                    + " properties do not exist. "
                    + "Socket factory will use application default credentials.");
        }//  w w w. jav  a2 s.c  o m
        return null;
    }

    InputStream credentialsInputStream;

    try {
        if (encodedCredential != null) {
            credentialsInputStream = new ByteArrayInputStream(
                    Base64.getDecoder().decode(encodedCredential.getBytes()));
        } else {
            credentialsInputStream = new FileInputStream(credentialResourceLocation);
        }

        return GoogleCredential.fromStream(credentialsInputStream)
                .createScoped(Collections.singleton(GcpScope.SQLADMIN.getUrl()));
    } catch (IOException ioe) {
        LOGGER.warn("There was an error loading Cloud SQL credential.", ioe);
        return null;
    }

}

---

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

public void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
        throws IOException, ServletException {

    if (users == null || users.isEmpty()) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;/*from  w  ww  . ja  va  2s  .  co  m*/
    }

    String basicHeader = request.getHeader(OpenShiftAuthenticationFilter.AUTHORIZATION_HEADER);
    String username;
    String password;

    if (basicHeader != null && basicHeader.startsWith("Basic ")) {
        basicHeader = basicHeader.substring("Basic ".length());

        String usernamePassword = new String(Base64.getDecoder().decode(basicHeader));
        String[] entries = usernamePassword.split(":", 2);

        if (entries.length == 2) {
            username = entries[0];
            password = entries[1];

            if (username != null && password != null && users.containsKey(username)
                    && isAuthorized(username, password)) {
                filterChain.doFilter(request, response);
                return;
            }
        }
    }
    response.sendError(HttpServletResponse.SC_FORBIDDEN);
}

---

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

@POST
@Path("calculate")
public Response calculate(@FormParam("pdbfile") String pdbFile, @HeaderParam("subjectid") String subjectId) {

    try {/*from  w  w w.j a va 2s  .  co m*/
        byte[] file;
        if (pdbFile.startsWith("data:")) {
            String base64pdb = pdbFile.split(",")[1];
            file = Base64.getDecoder().decode(base64pdb.getBytes());
        } else {
            URL pdbURL = new URL(pdbFile);
            file = IOUtils.toByteArray(pdbURL.openStream());
        }
        ResteasyClient client = new ResteasyClientBuilder().disableTrustManager().build();
        ResteasyWebTarget target = client.target("https://apps.ideaconsult.net/enmtest/dataset");
        String fileName = UUID.randomUUID().toString() + ".pdb";
        MultipartFormDataOutput mdo = new MultipartFormDataOutput();
        mdo.addFormData("file", file, MediaType.APPLICATION_OCTET_STREAM_TYPE, fileName);
        GenericEntity<MultipartFormDataOutput> entity = new GenericEntity<MultipartFormDataOutput>(mdo) {
        };

        Response response = target.request().header("subjectid", subjectId).accept(MediaType.APPLICATION_JSON)
                .post(Entity.entity(entity, MediaType.MULTIPART_FORM_DATA_TYPE));

        AmbitTaskArray ambitTaskArray = response.readEntity(AmbitTaskArray.class);

        AmbitTask ambitTask = ambitTaskArray.getTask().get(0);
        String ambitTaskUri = ambitTask.getUri();
        System.out.println("Task POST Dataset:" + ambitTaskUri);
        while (ambitTask.getStatus().equals("Running") || ambitTask.getStatus().equals("Queued")) {
            ambitTaskArray = client.target(ambitTaskUri).request().accept(MediaType.APPLICATION_JSON)
                    .header("subjectid", subjectId).get(AmbitTaskArray.class);
            ambitTask = ambitTaskArray.getTask().get(0);
            try {
                Thread.sleep(500);
            } catch (InterruptedException ex) {
                continue;
            }
        }
        String datasetUri;
        if (ambitTask.getStatus().equals("Completed")) {
            datasetUri = ambitTask.getResult();
        } else {
            return Response.status(Response.Status.BAD_GATEWAY)
                    .entity("Remote error task:" + ambitTask.getUri()).build();
        }

        System.out.println("New Dataset:" + datasetUri);

        MultivaluedMap algorithmFormData = new MultivaluedHashMap();
        algorithmFormData.add("dataset_uri", datasetUri);
        algorithmFormData.add("mopac_commands", "PM3 NOINTER MMOK BONDS MULLIK GNORM=1.0 T=30.00M");

        response = client
                .target("https://apps.ideaconsult.net/enmtest/algorithm/ambit2.mopac.MopacOriginalStructure")
                .request().header("subjectid", subjectId).accept(MediaType.APPLICATION_JSON)
                .post(Entity.form(algorithmFormData));

        ambitTaskArray = response.readEntity(AmbitTaskArray.class);

        ambitTask = ambitTaskArray.getTask().get(0);
        ambitTaskUri = ambitTask.getUri();
        System.out.println("Task POST Dataset:" + ambitTaskUri);
        while (ambitTask.getStatus().equals("Running") || ambitTask.getStatus().equals("Queued")) {
            ambitTaskArray = client.target(ambitTaskUri).request().accept(MediaType.APPLICATION_JSON)
                    .header("subjectid", subjectId).get(AmbitTaskArray.class);
            ambitTask = ambitTaskArray.getTask().get(0);
            try {
                Thread.sleep(500);
            } catch (InterruptedException ex) {
                continue;
            }
        }
        if (ambitTask.getStatus().equals("Completed")) {
            datasetUri = ambitTask.getResult();
        } else {
            return Response.status(Response.Status.BAD_GATEWAY)
                    .entity("Remote error task:" + ambitTask.getUri()).build();
        }

        System.out.println(datasetUri);

        response = client.target(datasetUri).request().header("subjectid", subjectId)
                .accept(MediaType.APPLICATION_JSON).get();

        Dataset dataset = response.readEntity(Dataset.class);

        return Response.ok(dataset.getDataEntry().get(0).getValues()).build();
    } catch (MalformedURLException ex) {
        return Response.status(Response.Status.BAD_REQUEST)
                .entity("Bad pdb file:" + pdbFile + " " + ex.getMessage()).build();
    } catch (IOException ex) {
        return Response.status(Response.Status.BAD_GATEWAY).entity(ex.getMessage()).build();
    }
}

---

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

@POST
@Path("calculate")
public Response calculate(@FormParam("pdbfile") String pdbFile, @HeaderParam("subjectid") String subjectId) {

    try {/*from  www  .  j  a  va  2  s  . c  o m*/
        byte[] file;
        if (pdbFile.startsWith("data:")) {
            String base64pdb = pdbFile.split(",")[1];
            file = Base64.getDecoder().decode(base64pdb.getBytes());
        } else {
            URL pdbURL = new URL(pdbFile);
            file = IOUtils.toByteArray(pdbURL.openStream());
        }
        ResteasyClient client = new ResteasyClientBuilder().disableTrustManager().build();
        ResteasyWebTarget target = client.target("https://apps.ideaconsult.net/enmtest/dataset");
        String fileName = UUID.randomUUID().toString() + ".pdb";
        MultipartFormDataOutput mdo = new MultipartFormDataOutput();
        mdo.addFormData("file", file, MediaType.APPLICATION_OCTET_STREAM_TYPE, fileName);
        GenericEntity<MultipartFormDataOutput> entity = new GenericEntity<MultipartFormDataOutput>(mdo) {
        };

        Response response = target.request().header("subjectid", subjectId).accept(MediaType.APPLICATION_JSON)
                .post(Entity.entity(entity, MediaType.MULTIPART_FORM_DATA_TYPE));

        AmbitTaskArray ambitTaskArray = response.readEntity(AmbitTaskArray.class);

        AmbitTask ambitTask = ambitTaskArray.getTask().get(0);
        String ambitTaskUri = ambitTask.getUri();
        System.out.println("Task POST Dataset:" + ambitTaskUri);
        while (ambitTask.getStatus().equals("Running") || ambitTask.getStatus().equals("Queued")) {
            ambitTaskArray = client.target(ambitTaskUri).request().accept(MediaType.APPLICATION_JSON)
                    .header("subjectid", subjectId).get(AmbitTaskArray.class);
            ambitTask = ambitTaskArray.getTask().get(0);
            try {
                Thread.sleep(500);
            } catch (InterruptedException ex) {
                continue;
            }
        }
        String datasetUri;
        if (ambitTask.getStatus().equals("Completed")) {
            datasetUri = ambitTask.getResult();
        } else {
            return Response.status(Response.Status.BAD_GATEWAY).entity(ErrorReportFactory
                    .remoteError(ambitTaskUri, ErrorReportFactory.internalServerError(), null)).build();
        }

        System.out.println("New Dataset:" + datasetUri);

        MultivaluedMap algorithmFormData = new MultivaluedHashMap();
        algorithmFormData.add("dataset_uri", datasetUri);
        algorithmFormData.add("mopac_commands", "PM3 NOINTER MMOK BONDS MULLIK GNORM=1.0 T=30.00M");

        response = client
                .target("https://apps.ideaconsult.net/enmtest/algorithm/ambit2.mopac.MopacOriginalStructure")
                .request().header("subjectid", subjectId).accept(MediaType.APPLICATION_JSON)
                .post(Entity.form(algorithmFormData));

        ambitTaskArray = response.readEntity(AmbitTaskArray.class);

        ambitTask = ambitTaskArray.getTask().get(0);
        ambitTaskUri = ambitTask.getUri();
        System.out.println("Task POST Dataset:" + ambitTaskUri);
        while (ambitTask.getStatus().equals("Running") || ambitTask.getStatus().equals("Queued")) {
            ambitTaskArray = client.target(ambitTaskUri).request().accept(MediaType.APPLICATION_JSON)
                    .header("subjectid", subjectId).get(AmbitTaskArray.class);
            ambitTask = ambitTaskArray.getTask().get(0);
            try {
                Thread.sleep(500);
            } catch (InterruptedException ex) {
                continue;
            }
        }
        if (ambitTask.getStatus().equals("Completed")) {
            datasetUri = ambitTask.getResult();
        } else {
            return Response.status(Response.Status.BAD_GATEWAY).entity(ErrorReportFactory
                    .remoteError(ambitTaskUri, ErrorReportFactory.internalServerError(), null)).build();
        }

        System.out.println(datasetUri);

        response = client.target(datasetUri).request().header("subjectid", subjectId)
                .accept(MediaType.APPLICATION_JSON).get();

        Dataset dataset = response.readEntity(Dataset.class);

        return Response.ok(dataset.getDataEntry().get(0).getValues()).build();
    } catch (MalformedURLException ex) {
        return Response.status(Response.Status.BAD_REQUEST)
                .entity(ErrorReportFactory.badRequest(ex.getMessage(), "Bad pdb file:" + pdbFile)).build();
    } catch (IOException ex) {
        return Response.status(Response.Status.BAD_GATEWAY).entity(
                ErrorReportFactory.remoteError(ex.getMessage(), ErrorReportFactory.internalServerError(), ex))
                .build();
    }
}

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From source file:jease.site.Authorizations.java

private static String decodeBasicAuthorization(String authorizationHeader) {
    if (authorizationHeader == null) {
        return null;
    }/*from w  w  w  .j a  v  a2s  . c  o  m*/
    String userpassEncoded = authorizationHeader.substring(6);
    return new String(Base64.getDecoder().decode(userpassEncoded));
}

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From source file:ai.susi.tools.JsonSignature.java

/**
 * Verfies if the signature of a JSONObject is valid
 * @param obj the JSONObject/*from  www  .j av  a  2  s  .  c om*/
 * @param key the public key of the signature issuer
 * @return true if the signature is valid
 * @throws SignatureException if the JSONObject does not have a signature or something with the JSONObject is bogus
 * @throws InvalidKeyException if the key is not valid (for example not RSA)
 */
public static boolean verify(JSONObject obj, PublicKey key) throws SignatureException, InvalidKeyException {

    if (!obj.has(signatureString))
        throw new SignatureException("No signature supplied");

    Signature signature;
    try {
        signature = Signature.getInstance("SHA256withRSA");
    } catch (NoSuchAlgorithmException e) {
        return false; //does not happen
    }

    String sigString = obj.getString(signatureString);
    byte[] sig = Base64.getDecoder().decode(sigString);
    obj.remove(signatureString);

    signature.initVerify(key);
    signature.update(obj.toString().getBytes(StandardCharsets.UTF_8));
    boolean res = signature.verify(sig);

    obj.put(signatureString, sigString);

    return res;
}

---

From source file:com.formkiq.core.service.crypto.SecureTokenServiceImpl.java

@Override
public String decryptToken(final PublicKey publicKey, final String encryptedToken)
        throws GeneralSecurityException {

    Cipher cipher = Cipher.getInstance("RSA");

    cipher.init(Cipher.DECRYPT_MODE, publicKey);

    byte[] bs = cipher.doFinal(Base64.getDecoder().decode(encryptedToken));
    return Strings.toString(bs);
}

---

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