Example usage for org.apache.commons.codec.binary Base64 isBase64

Introduction

In this page you can find the example usage for org.apache.commons.codec.binary Base64 isBase64.

Prototype

public static boolean isBase64(final byte[] arrayOctet) 

Source Link

Document

Tests a given byte array to see if it contains only valid characters within the Base64 alphabet.

Usage

From source file:base64test.Base64Test.java

/**
 * @param args the command line arguments
 *///  www.  java  2 s.  c  o  m
public static void main(String[] args) {
    try {
        if (!Base64.isBase64(args[0])) {
            throw new Exception("Arg 1 is not a Base64 string!");
        } else {
            String decodedBase64String = new String(Base64.decodeBase64(args[0]));
            File tempFile = File.createTempFile("base64Test", ".tmp");
            tempFile.deleteOnExit();
            FileWriter fw = new FileWriter(tempFile, false);
            PrintWriter pw = new PrintWriter(fw);
            pw.write(decodedBase64String);
            pw.close();
            String fileType = getFileType(tempFile.toPath());
            System.out.println(fileType);
            System.in.read();
        }
    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
}

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From source file:com.mnr.java.intellij.idea.plugin.base64helper.DecoderPopupItem.java

@Override
public Boolean isSelectable(String selectedText) {
    return super.isSelectable(selectedText) && Base64.isBase64(selectedText);
}

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From source file:com.sap.core.odata.core.edm.EdmBinary.java

private static boolean validateLiteral(final String value, final EdmLiteralKind literalKind) {
    return literalKind == EdmLiteralKind.URI ? value.matches("(?:X|binary)'(?:\\p{XDigit}{2})*'")
            : Base64.isBase64(value);
}

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From source file:com.streamsets.pipeline.stage.processor.base64.Base64DecodingProcessor.java

@Override
protected Field processField(Record record, byte[] fieldData) throws OnRecordErrorException {
    if (!Base64.isBase64(fieldData)) {
        throw new OnRecordErrorException(DataFormatErrors.DATA_FORMAT_302, record.toString());
    }//w  w w .  j a v  a 2 s . c  o  m
    return Field.create(Base64.decodeBase64(fieldData));
}

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From source file:com.bconomy.autobit.Encryption.java

public static String decrypt(String cyphertext) {
    if (cyphertext == null || cyphertext.equals("") || !Base64.isBase64(cyphertext))
        return "";
    try {/*from ww w.  j  av  a  2 s  . c o m*/
        return new String(decrypt(Base64.decodeBase64(cyphertext)), "UTF-8");
    } catch (UnsupportedEncodingException ex) {
        ex.printStackTrace();
    }
    return "";
}

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From source file:com.netflix.spinnaker.orca.pipelinetemplate.tasks.v2.CreateV2PipelineTemplateTask.java

@SuppressWarnings("unchecked")
@Override/*w  w  w.  jav a 2 s  .c  om*/
public TaskResult execute(Stage stage) {
    if (front50Service == null) {
        throw new UnsupportedOperationException(
                "Front50 is not enabled, no way to save pipeline templates. Fix this by setting front50.enabled: true");
    }

    if (!stage.getContext().containsKey("pipelineTemplate")) {
        throw new IllegalArgumentException("Missing required task parameter (pipelineTemplate)");
    }

    if (!(stage.getContext().get("pipelineTemplate") instanceof String)
            || !Base64.isBase64((String) stage.getContext().get("pipelineTemplate"))) {
        throw new IllegalArgumentException(
                "'pipelineTemplate' context key must be a base64-encoded string: Ensure you're on the most recent version of gate");
    }

    V2PipelineTemplate pipelineTemplate = stage.decodeBase64("/pipelineTemplate", V2PipelineTemplate.class,
            pipelineTemplateObjectMapper);

    validate(pipelineTemplate);

    Response response = front50Service.saveV2PipelineTemplate((Map<String, Object>) stage
            .decodeBase64("/pipelineTemplate", Map.class, pipelineTemplateObjectMapper));

    Map<String, Object> outputs = new HashMap<>();
    outputs.put("notification.type", "createpipelinetemplate");
    outputs.put("pipelineTemplate.id", pipelineTemplate.getId());

    if (response.getStatus() == HttpStatus.OK.value()) {
        return new TaskResult(ExecutionStatus.SUCCEEDED, outputs);
    }

    return new TaskResult(ExecutionStatus.TERMINAL, outputs);
}

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From source file:com.netflix.spinnaker.orca.pipelinetemplate.tasks.v2.UpdateV2PipelineTemplateTask.java

@SuppressWarnings("unchecked")
@Override/*from   ww  w .ja  v  a 2  s . c om*/
public TaskResult execute(Stage stage) {
    if (front50Service == null) {
        throw new UnsupportedOperationException(
                "Front50 is not enabled, no way to save pipeline templates. Fix this by setting front50.enabled: true");
    }

    if (!stage.getContext().containsKey("pipelineTemplate")) {
        throw new IllegalArgumentException("Missing required task parameter (pipelineTemplate)");
    }

    if (!(stage.getContext().get("pipelineTemplate") instanceof String)
            || !Base64.isBase64((String) stage.getContext().get("pipelineTemplate"))) {
        throw new IllegalArgumentException(
                "'pipelineTemplate' context key must be a base64-encoded string: Ensure you're on the most recent version of gate");
    }

    List<String> missingParams = new ArrayList<>();
    if (!stage.getContext().containsKey("id")) {
        missingParams.add("id");
    }

    if (!stage.getContext().containsKey("pipelineTemplate")) {
        missingParams.add("pipelineTemplate");
    }

    if (!missingParams.isEmpty()) {
        throw new IllegalArgumentException("Missing required task parameter ("
                + StringUtils.arrayToCommaDelimitedString(missingParams.toArray()) + ")");
    }

    V2PipelineTemplate pipelineTemplate = stage.decodeBase64("/pipelineTemplate", V2PipelineTemplate.class,
            pipelineTemplateObjectMapper);

    validate(pipelineTemplate);

    // TODO(jacobkiefer): move this to an update call to front50.
    Response response = front50Service.updateV2PipelineTemplate((String) stage.getContext().get("id"),
            (Map<String, Object>) stage.decodeBase64("/pipelineTemplate", Map.class));

    Map<String, Object> outputs = new HashMap<>();
    outputs.put("notification.type", "updatepipelinetemplate");
    outputs.put("pipelineTemplate.id", pipelineTemplate.getId());

    if (response.getStatus() == HttpStatus.OK.value()) {
        return new TaskResult(ExecutionStatus.SUCCEEDED, outputs);
    }

    return new TaskResult(ExecutionStatus.TERMINAL, outputs);
}

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From source file:net.bryansaunders.jee6divelog.util.SecurityUtilsTest.java

/**
 * Test Method for Generate REST API Key.
 *///from w w  w  .  ja v a2  s.  c o  m
@Test
public void testGenerateApiKey() {
    final String apiKey = SecurityUtils.generateRestApiKey();

    assertNotNull(apiKey);
    assertTrue(apiKey.length() >= 32);
    assertTrue(Base64.isBase64(apiKey));
}

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From source file:energy.usef.core.service.business.MessageEncryptionService.java

/**
 * Unseal a message (Base64 encoded) using a Base64 public key (256 bits decoded).
 *
 * @param sealedMessage - {@link String} sealed message
 * @param b64PublicKey - {@link String} base64 encoded public key (256 bits decoded)
 * @return a UTF-8 encoded {@link String}
 * @throws BusinessException/*from   w  w w.j  a v a 2 s.  c o m*/
 */
public String verifyMessage(byte[] sealedMessage, String b64PublicKey) throws BusinessException {
    if (sealedMessage == null) {
        return null;
    }
    if (!Base64.isBase64(sealedMessage)) {
        throw new BusinessException(MessageEncryptionError.EXPECTED_BASE64_SEALED_MESSAGE);
    }
    requireNonNull(b64PublicKey);
    if (!Base64.isBase64(b64PublicKey)) {
        throw new BusinessException(MessageEncryptionError.EXPECTED_BASE64_PUBLIC_KEY);
    }
    byte[] publicKey = decodeBase64(b64PublicKey);
    verifyPublicKeyLength(publicKey);
    return verifyMessage(decodeBase64(sealedMessage), publicKey);
}

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From source file:edu.tamu.tcat.crypto.spongycastle.PBKDF2Impl.java

@Override
protected boolean checkHash(byte[] password, String saltStr, String outputStr, DigestType digest, int rounds) {
    if (!Base64.isBase64(saltStr) || !Base64.isBase64(outputStr))
        return false;

    byte[] salt = Base64.decodeBase64(saltStr);
    byte[] output = Base64.decodeBase64(outputStr);
    int outputSize = DigestTypeMap.getDigest(digest).getDigestSize();
    if (output.length != outputSize)
        return false;

    PBKDF2Impl pbkdf2 = new PBKDF2Impl(digest);
    byte[] candidate = pbkdf2.deriveKey(password, salt, rounds, outputSize);
    return Arrays.equals(candidate, output);
}

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