| package org.bouncycastle.asn1.cms; |
| |
| import java.io.IOException; |
| |
| import org.bouncycastle.asn1.ASN1Encodable; |
| import org.bouncycastle.asn1.ASN1ObjectIdentifier; |
| import org.bouncycastle.asn1.ASN1SequenceParser; |
| import org.bouncycastle.asn1.ASN1TaggedObjectParser; |
| |
| /** |
| * <a href="http://tools.ietf.org/html/rfc5652#section-3">RFC 5652</a> {@link ContentInfo} object parser. |
| * |
| * <pre> |
| * ContentInfo ::= SEQUENCE { |
| * contentType ContentType, |
| * content [0] EXPLICIT ANY DEFINED BY contentType OPTIONAL } |
| * </pre> |
| */ |
| public class ContentInfoParser |
| { |
| private ASN1ObjectIdentifier contentType; |
| private ASN1TaggedObjectParser content; |
| |
| public ContentInfoParser( |
| ASN1SequenceParser seq) |
| throws IOException |
| { |
| contentType = (ASN1ObjectIdentifier)seq.readObject(); |
| content = (ASN1TaggedObjectParser)seq.readObject(); |
| } |
| |
| public ASN1ObjectIdentifier getContentType() |
| { |
| return contentType; |
| } |
| |
| public ASN1Encodable getContent( |
| int tag) |
| throws IOException |
| { |
| if (content != null) |
| { |
| return content.getObjectParser(tag, true); |
| } |
| |
| return null; |
| } |
| } |