| /* GENERATED SOURCE. DO NOT MODIFY. */ |
| package com.android.org.bouncycastle.asn1; |
| |
| import java.io.IOException; |
| |
| /** |
| * Definite Length TaggedObject - in ASN.1 notation this is any object preceded by |
| * a [n] where n is some number - these are assumed to follow the construction |
| * rules (as with sequences). |
| * @hide This class is not part of the Android public SDK API |
| */ |
| public class DLTaggedObject |
| extends ASN1TaggedObject |
| { |
| /** |
| * @param explicit true if an explicitly tagged object. |
| * @param tagNo the tag number for this object. |
| * @param obj the tagged object. |
| */ |
| public DLTaggedObject( |
| boolean explicit, |
| int tagNo, |
| ASN1Encodable obj) |
| { |
| super(explicit, tagNo, obj); |
| } |
| |
| boolean isConstructed() |
| { |
| return explicit || obj.toASN1Primitive().toDLObject().isConstructed(); |
| } |
| |
| int encodedLength() |
| throws IOException |
| { |
| int length = obj.toASN1Primitive().toDLObject().encodedLength(); |
| |
| if (explicit) |
| { |
| return StreamUtil.calculateTagLength(tagNo) + StreamUtil.calculateBodyLength(length) + length; |
| } |
| else |
| { |
| // header length already in calculation |
| length = length - 1; |
| |
| return StreamUtil.calculateTagLength(tagNo) + length; |
| } |
| } |
| |
| void encode(ASN1OutputStream out, boolean withTag) throws IOException |
| { |
| ASN1Primitive primitive = obj.toASN1Primitive().toDLObject(); |
| |
| int flags = BERTags.TAGGED; |
| if (explicit || primitive.isConstructed()) |
| { |
| flags |= BERTags.CONSTRUCTED; |
| } |
| |
| out.writeTag(withTag, flags, tagNo); |
| |
| if (explicit) |
| { |
| out.writeLength(primitive.encodedLength()); |
| } |
| |
| out.getDLSubStream().writePrimitive(primitive, explicit); |
| } |
| |
| ASN1Primitive toDLObject() |
| { |
| return this; |
| } |
| } |