| package org.bouncycastle.cms.jcajce; |
| |
| import java.security.cert.CertificateEncodingException; |
| import java.security.cert.X509Certificate; |
| |
| import org.bouncycastle.cert.X509CertificateHolder; |
| import org.bouncycastle.cert.jcajce.JcaX509CertificateHolder; |
| import org.bouncycastle.cms.CMSAttributeTableGenerator; |
| import org.bouncycastle.cms.CMSSignatureEncryptionAlgorithmFinder; |
| import org.bouncycastle.cms.DefaultCMSSignatureEncryptionAlgorithmFinder; |
| import org.bouncycastle.cms.SignerInfoGenerator; |
| import org.bouncycastle.cms.SignerInfoGeneratorBuilder; |
| import org.bouncycastle.operator.ContentSigner; |
| import org.bouncycastle.operator.DigestCalculatorProvider; |
| import org.bouncycastle.operator.OperatorCreationException; |
| |
| public class JcaSignerInfoGeneratorBuilder |
| { |
| private SignerInfoGeneratorBuilder builder; |
| |
| /** |
| * Base constructor. |
| * |
| * @param digestProvider a provider of digest calculators for the algorithms required in the signature and attribute calculations. |
| */ |
| public JcaSignerInfoGeneratorBuilder(DigestCalculatorProvider digestProvider) |
| { |
| this(digestProvider, new DefaultCMSSignatureEncryptionAlgorithmFinder()); |
| } |
| |
| /** |
| * Base constructor with a particular finder for signature algorithms. |
| * |
| * @param digestProvider a provider of digest calculators for the algorithms required in the signature and attribute calculations. |
| * @param sigEncAlgFinder finder for algorithm IDs to store for the signature encryption/signature algorithm field. |
| */ |
| public JcaSignerInfoGeneratorBuilder(DigestCalculatorProvider digestProvider, CMSSignatureEncryptionAlgorithmFinder sigEncAlgFinder) |
| { |
| builder = new SignerInfoGeneratorBuilder(digestProvider, sigEncAlgFinder); |
| } |
| |
| /** |
| * If the passed in flag is true, the signer signature will be based on the data, not |
| * a collection of signed attributes, and no signed attributes will be included. |
| * |
| * @return the builder object |
| */ |
| public JcaSignerInfoGeneratorBuilder setDirectSignature(boolean hasNoSignedAttributes) |
| { |
| builder.setDirectSignature(hasNoSignedAttributes); |
| |
| return this; |
| } |
| |
| public JcaSignerInfoGeneratorBuilder setSignedAttributeGenerator(CMSAttributeTableGenerator signedGen) |
| { |
| builder.setSignedAttributeGenerator(signedGen); |
| |
| return this; |
| } |
| |
| public JcaSignerInfoGeneratorBuilder setUnsignedAttributeGenerator(CMSAttributeTableGenerator unsignedGen) |
| { |
| builder.setUnsignedAttributeGenerator(unsignedGen); |
| |
| return this; |
| } |
| |
| public SignerInfoGenerator build(ContentSigner contentSigner, X509CertificateHolder certHolder) |
| throws OperatorCreationException |
| { |
| return builder.build(contentSigner, certHolder); |
| } |
| |
| public SignerInfoGenerator build(ContentSigner contentSigner, byte[] keyIdentifier) |
| throws OperatorCreationException |
| { |
| return builder.build(contentSigner, keyIdentifier); |
| } |
| |
| public SignerInfoGenerator build(ContentSigner contentSigner, X509Certificate certificate) |
| throws OperatorCreationException, CertificateEncodingException |
| { |
| return this.build(contentSigner, new JcaX509CertificateHolder(certificate)); |
| } |
| } |