http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
public class org.bouncycastle.asn1.cms.ContentInfo extends org.bouncycastle.asn1.ASN1Encodable implements org.bouncycastle.asn1.cms.CMSObjectIdentifiers
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.cms.ContentInfo
  super_class: org.bouncycastle.asn1.ASN1Encodable
{
  private org.bouncycastle.asn1.ASN1ObjectIdentifier contentType;
    descriptor: Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.DEREncodable content;
    descriptor: Lorg/bouncycastle/asn1/DEREncodable;
    flags: (0x0002) ACC_PRIVATE

  public static org.bouncycastle.asn1.cms.ContentInfo getInstance(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lorg/bouncycastle/asn1/cms/ContentInfo;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // java.lang.Object obj
         0: .line 23
            aload 0 /* obj */
            ifnull 1
            aload 0 /* obj */
            instanceof org.bouncycastle.asn1.cms.ContentInfo
            ifeq 2
         1: .line 25
      StackMap locals:
      StackMap stack:
            aload 0 /* obj */
            checkcast org.bouncycastle.asn1.cms.ContentInfo
            areturn
         2: .line 27
      StackMap locals:
      StackMap stack:
            aload 0 /* obj */
            instanceof org.bouncycastle.asn1.ASN1Sequence
            ifeq 4
         3: .line 29
            new org.bouncycastle.asn1.cms.ContentInfo
            dup
            aload 0 /* obj */
            checkcast org.bouncycastle.asn1.ASN1Sequence
            invokespecial org.bouncycastle.asn1.cms.ContentInfo.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            areturn
         4: .line 32
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "unknown object in factory: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* obj */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // java.lang.Object obj
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0   obj  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      obj   

  public void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // org.bouncycastle.asn1.cms.ContentInfo this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 35
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 38
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.size:()I
            iconst_1
            if_icmplt 2
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.size:()I
            iconst_2
            if_icmple 3
         2: .line 40
      StackMap locals: org.bouncycastle.asn1.cms.ContentInfo org.bouncycastle.asn1.ASN1Sequence
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Bad sequence size: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.size:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 43
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* seq */
            iconst_0
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
            checkcast org.bouncycastle.asn1.ASN1ObjectIdentifier
            putfield org.bouncycastle.asn1.cms.ContentInfo.contentType:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
         4: .line 45
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.size:()I
            iconst_1
            if_icmple 9
         5: .line 47
            aload 1 /* seq */
            iconst_1
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
            checkcast org.bouncycastle.asn1.ASN1TaggedObject
            astore 2 /* tagged */
        start local 2 // org.bouncycastle.asn1.ASN1TaggedObject tagged
         6: .line 48
            aload 2 /* tagged */
            invokevirtual org.bouncycastle.asn1.ASN1TaggedObject.isExplicit:()Z
            ifeq 7
            aload 2 /* tagged */
            invokevirtual org.bouncycastle.asn1.ASN1TaggedObject.getTagNo:()I
            ifeq 8
         7: .line 50
      StackMap locals: org.bouncycastle.asn1.ASN1TaggedObject
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "Bad tag for 'content'"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 53
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 2 /* tagged */
            invokevirtual org.bouncycastle.asn1.ASN1TaggedObject.getObject:()Lorg/bouncycastle/asn1/DERObject;
            putfield org.bouncycastle.asn1.cms.ContentInfo.content:Lorg/bouncycastle/asn1/DEREncodable;
        end local 2 // org.bouncycastle.asn1.ASN1TaggedObject tagged
         9: .line 55
      StackMap locals:
      StackMap stack:
            return
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.cms.ContentInfo this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   10     0    this  Lorg/bouncycastle/asn1/cms/ContentInfo;
            0   10     1     seq  Lorg/bouncycastle/asn1/ASN1Sequence;
            6    9     2  tagged  Lorg/bouncycastle/asn1/ASN1TaggedObject;
    MethodParameters:
      Name  Flags
      seq   

  public void <init>(org.bouncycastle.asn1.ASN1ObjectIdentifier, org.bouncycastle.asn1.DEREncodable);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Lorg/bouncycastle/asn1/DEREncodable;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.cms.ContentInfo this
        start local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier contentType
        start local 2 // org.bouncycastle.asn1.DEREncodable content
         0: .line 57
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 61
            aload 0 /* this */
            aload 1 /* contentType */
            putfield org.bouncycastle.asn1.cms.ContentInfo.contentType:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
         2: .line 62
            aload 0 /* this */
            aload 2 /* content */
            putfield org.bouncycastle.asn1.cms.ContentInfo.content:Lorg/bouncycastle/asn1/DEREncodable;
         3: .line 63
            return
        end local 2 // org.bouncycastle.asn1.DEREncodable content
        end local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier contentType
        end local 0 // org.bouncycastle.asn1.cms.ContentInfo this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    4     0         this  Lorg/bouncycastle/asn1/cms/ContentInfo;
            0    4     1  contentType  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            0    4     2      content  Lorg/bouncycastle/asn1/DEREncodable;
    MethodParameters:
             Name  Flags
      contentType  
      content      

  public org.bouncycastle.asn1.ASN1ObjectIdentifier getContentType();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ContentInfo this
         0: .line 67
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ContentInfo.contentType:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            areturn
        end local 0 // org.bouncycastle.asn1.cms.ContentInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/cms/ContentInfo;

  public org.bouncycastle.asn1.DEREncodable getContent();
    descriptor: ()Lorg/bouncycastle/asn1/DEREncodable;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ContentInfo this
         0: .line 72
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ContentInfo.content:Lorg/bouncycastle/asn1/DEREncodable;
            areturn
        end local 0 // org.bouncycastle.asn1.cms.ContentInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/cms/ContentInfo;

  public org.bouncycastle.asn1.DERObject toASN1Object();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ContentInfo this
         0: .line 86
            new org.bouncycastle.asn1.ASN1EncodableVector
            dup
            invokespecial org.bouncycastle.asn1.ASN1EncodableVector.<init>:()V
            astore 1 /* v */
        start local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
         1: .line 88
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ContentInfo.contentType:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         2: .line 90
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ContentInfo.content:Lorg/bouncycastle/asn1/DEREncodable;
            ifnull 4
         3: .line 92
            aload 1 /* v */
            new org.bouncycastle.asn1.BERTaggedObject
            dup
            iconst_0
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ContentInfo.content:Lorg/bouncycastle/asn1/DEREncodable;
            invokespecial org.bouncycastle.asn1.BERTaggedObject.<init>:(ILorg/bouncycastle/asn1/DEREncodable;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         4: .line 95
      StackMap locals: org.bouncycastle.asn1.ASN1EncodableVector
      StackMap stack:
            new org.bouncycastle.asn1.BERSequence
            dup
            aload 1 /* v */
            invokespecial org.bouncycastle.asn1.BERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.cms.ContentInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/bouncycastle/asn1/cms/ContentInfo;
            1    5     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "ContentInfo.java"