Example usage for org.bouncycastle.asn1 DERIA5String toString

Introduction

In this page you can find the example usage for org.bouncycastle.asn1 DERIA5String toString.

Prototype

public String toString() 

Source Link

Usage

From source file:net.sf.keystore_explorer.crypto.x509.X509Ext.java

License:Open Source License

private String getBiometricInfoStringValue(byte[] octets) {

    // @formatter:off

    /*//w ww .j  a v a  2 s  .c  o  m
       BiometricSyntax ::= SEQUENCE OF BiometricData
       BiometricData ::= SEQUENCE
       {
    typeOfBiometricData TypeOfBiometricData,
    hashAlgorithm AlgorithmIdentifier,
    biometricDataHash OCTET STRING,
    sourceDataUri IA5String OPTIONAL
       }
       TypeOfBiometricData ::= CHOICE
       {
    predefinedBiometricType PredefinedBiometricType,
    biometricDataId OBJECT IDENTIIFER
       }
       PredefinedBiometricType ::= INTEGER
       {
    picture(0),
    handwritten-signature(1)
       }
     */

    // @formatter:on

    StringBuilder sb = new StringBuilder();
    int biometricDataNr = 0;

    ASN1Sequence asn1Sequence = ASN1Sequence.getInstance(octets);

    for (ASN1Encodable asn1Encodable : asn1Sequence.toArray()) {
        BiometricData biometricData = BiometricData.getInstance(asn1Encodable);
        TypeOfBiometricData typeOfBiometricData = biometricData.getTypeOfBiometricData();
        AlgorithmIdentifier hashAlgorithm = biometricData.getHashAlgorithm();
        ASN1OctetString biometricDataHash = biometricData.getBiometricDataHash();
        DERIA5String sourceDataUri = biometricData.getSourceDataUri();

        sb.append(MessageFormat.format(res.getString("BiometricInfo.BiometricData"), biometricDataNr));
        sb.append(NEWLINE);

        sb.append(INDENT);
        if (typeOfBiometricData.isPredefined()) {
            int type = typeOfBiometricData.getPredefinedBiometricType();
            sb.append(MessageFormat.format(res.getString("BiometricInfo.TypeOfBiometricData"), type));
        } else {
            String biometricDataOid = typeOfBiometricData.getBiometricDataOid().getId();
            sb.append(
                    MessageFormat.format(res.getString("BiometricInfo.TypeOfBiometricData"), biometricDataOid));
        }
        sb.append(NEWLINE);

        sb.append(INDENT);
        sb.append(MessageFormat.format(res.getString("BiometricInfo.HashAlgorithm"),
                hashAlgorithm.getAlgorithm().getId()));
        sb.append(NEWLINE);

        sb.append(INDENT);
        sb.append(MessageFormat.format(res.getString("BiometricInfo.BiometricDataHash"),
                HexUtil.getHexString(biometricDataHash.getOctets())));
        sb.append(NEWLINE);

        if (sourceDataUri != null) { // optional
            sb.append(INDENT);
            sb.append(MessageFormat.format(res.getString("BiometricInfo.SourceDataUri"),
                    sourceDataUri.toString()));
            sb.append(NEWLINE);
        }
    }

    return sb.toString();
}

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