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.pkcs.PrivateKeyInfo extends org.bouncycastle.asn1.ASN1Encodable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.pkcs.PrivateKeyInfo
  super_class: org.bouncycastle.asn1.ASN1Encodable
{
  private org.bouncycastle.asn1.DERObject privKey;
    descriptor: Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.x509.AlgorithmIdentifier algId;
    descriptor: Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.ASN1Set attributes;
    descriptor: Lorg/bouncycastle/asn1/ASN1Set;
    flags: (0x0002) ACC_PRIVATE

  public static org.bouncycastle.asn1.pkcs.PrivateKeyInfo getInstance(org.bouncycastle.asn1.ASN1TaggedObject, boolean);
    descriptor: (Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1TaggedObject obj
        start local 1 // boolean explicit
         0: .line 32
            aload 0 /* obj */
            iload 1 /* explicit */
            invokestatic org.bouncycastle.asn1.ASN1Sequence.getInstance:(Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/ASN1Sequence;
            invokestatic org.bouncycastle.asn1.pkcs.PrivateKeyInfo.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            areturn
        end local 1 // boolean explicit
        end local 0 // org.bouncycastle.asn1.ASN1TaggedObject obj
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0       obj  Lorg/bouncycastle/asn1/ASN1TaggedObject;
            0    1     1  explicit  Z
    MethodParameters:
          Name  Flags
      obj       
      explicit  

  public static org.bouncycastle.asn1.pkcs.PrivateKeyInfo getInstance(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.lang.Object obj
         0: .line 38
            aload 0 /* obj */
            instanceof org.bouncycastle.asn1.pkcs.PrivateKeyInfo
            ifeq 2
         1: .line 40
            aload 0 /* obj */
            checkcast org.bouncycastle.asn1.pkcs.PrivateKeyInfo
            areturn
         2: .line 42
      StackMap locals:
      StackMap stack:
            aload 0 /* obj */
            ifnull 4
         3: .line 44
            new org.bouncycastle.asn1.pkcs.PrivateKeyInfo
            dup
            aload 0 /* obj */
            invokestatic org.bouncycastle.asn1.ASN1Sequence.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/ASN1Sequence;
            invokespecial org.bouncycastle.asn1.pkcs.PrivateKeyInfo.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            areturn
         4: .line 47
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        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.x509.AlgorithmIdentifier, org.bouncycastle.asn1.DERObject);
    descriptor: (Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/DERObject;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
        start local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier algId
        start local 2 // org.bouncycastle.asn1.DERObject privateKey
         0: .line 54
            aload 0 /* this */
            aload 1 /* algId */
            aload 2 /* privateKey */
            aconst_null
            invokespecial org.bouncycastle.asn1.pkcs.PrivateKeyInfo.<init>:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/DERObject;Lorg/bouncycastle/asn1/ASN1Set;)V
         1: .line 55
            return
        end local 2 // org.bouncycastle.asn1.DERObject privateKey
        end local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier algId
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    2     0        this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            0    2     1       algId  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0    2     2  privateKey  Lorg/bouncycastle/asn1/DERObject;
    MethodParameters:
            Name  Flags
      algId       
      privateKey  

  public void <init>(org.bouncycastle.asn1.x509.AlgorithmIdentifier, org.bouncycastle.asn1.DERObject, org.bouncycastle.asn1.ASN1Set);
    descriptor: (Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/DERObject;Lorg/bouncycastle/asn1/ASN1Set;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
        start local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier algId
        start local 2 // org.bouncycastle.asn1.DERObject privateKey
        start local 3 // org.bouncycastle.asn1.ASN1Set attributes
         0: .line 57
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 62
            aload 0 /* this */
            aload 2 /* privateKey */
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.privKey:Lorg/bouncycastle/asn1/DERObject;
         2: .line 63
            aload 0 /* this */
            aload 1 /* algId */
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.algId:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
         3: .line 64
            aload 0 /* this */
            aload 3 /* attributes */
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.attributes:Lorg/bouncycastle/asn1/ASN1Set;
         4: .line 65
            return
        end local 3 // org.bouncycastle.asn1.ASN1Set attributes
        end local 2 // org.bouncycastle.asn1.DERObject privateKey
        end local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier algId
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    5     0        this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            0    5     1       algId  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0    5     2  privateKey  Lorg/bouncycastle/asn1/DERObject;
            0    5     3  attributes  Lorg/bouncycastle/asn1/ASN1Set;
    MethodParameters:
            Name  Flags
      algId       
      privateKey  
      attributes  

  public void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=5, args_size=2
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 67
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 70
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjects:()Ljava/util/Enumeration;
            astore 2 /* e */
        start local 2 // java.util.Enumeration e
         2: .line 72
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.DERInteger
            invokevirtual org.bouncycastle.asn1.DERInteger.getValue:()Ljava/math/BigInteger;
            astore 3 /* version */
        start local 3 // java.math.BigInteger version
         3: .line 73
            aload 3 /* version */
            invokevirtual java.math.BigInteger.intValue:()I
            ifeq 5
         4: .line 75
            new java.lang.IllegalArgumentException
            dup
            ldc "wrong version for private key info"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 78
      StackMap locals: org.bouncycastle.asn1.pkcs.PrivateKeyInfo org.bouncycastle.asn1.ASN1Sequence java.util.Enumeration java.math.BigInteger
      StackMap stack:
            aload 0 /* this */
            new org.bouncycastle.asn1.x509.AlgorithmIdentifier
            dup
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1Sequence
            invokespecial org.bouncycastle.asn1.x509.AlgorithmIdentifier.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.algId:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
         6: .line 82
            new org.bouncycastle.asn1.ASN1InputStream
            dup
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1OctetString
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:([B)V
            astore 4 /* aIn */
        start local 4 // org.bouncycastle.asn1.ASN1InputStream aIn
         7: .line 84
            aload 0 /* this */
            aload 4 /* aIn */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.readObject:()Lorg/bouncycastle/asn1/DERObject;
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.privKey:Lorg/bouncycastle/asn1/DERObject;
        end local 4 // org.bouncycastle.asn1.ASN1InputStream aIn
         8: .line 85
            goto 11
         9: .line 86
      StackMap locals:
      StackMap stack: java.io.IOException
            pop
        10: .line 88
            new java.lang.IllegalArgumentException
            dup
            ldc "Error recoverying private key from sequence"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 91
      StackMap locals:
      StackMap stack:
            aload 2 /* e */
            invokeinterface java.util.Enumeration.hasMoreElements:()Z
            ifeq 13
        12: .line 93
            aload 0 /* this */
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1TaggedObject
            iconst_0
            invokestatic org.bouncycastle.asn1.ASN1Set.getInstance:(Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/ASN1Set;
            putfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.attributes:Lorg/bouncycastle/asn1/ASN1Set;
        13: .line 95
      StackMap locals:
      StackMap stack:
            return
        end local 3 // java.math.BigInteger version
        end local 2 // java.util.Enumeration e
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   14     0     this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            0   14     1      seq  Lorg/bouncycastle/asn1/ASN1Sequence;
            2   14     2        e  Ljava/util/Enumeration;
            3   14     3  version  Ljava/math/BigInteger;
            7    8     4      aIn  Lorg/bouncycastle/asn1/ASN1InputStream;
      Exception table:
        from    to  target  type
           6     8       9  Class java.io.IOException
    MethodParameters:
      Name  Flags
      seq   

  public org.bouncycastle.asn1.x509.AlgorithmIdentifier getAlgorithmId();
    descriptor: ()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
         0: .line 99
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.algId:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;

  public org.bouncycastle.asn1.DERObject getPrivateKey();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
         0: .line 104
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.privKey:Lorg/bouncycastle/asn1/DERObject;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;

  public org.bouncycastle.asn1.ASN1Set getAttributes();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
         0: .line 109
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.attributes:Lorg/bouncycastle/asn1/ASN1Set;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;

  public org.bouncycastle.asn1.DERObject toASN1Object();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
         0: .line 131
            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 133
            aload 1 /* v */
            new org.bouncycastle.asn1.DERInteger
            dup
            iconst_0
            invokespecial org.bouncycastle.asn1.DERInteger.<init>:(I)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         2: .line 134
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.algId:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         3: .line 135
            aload 1 /* v */
            new org.bouncycastle.asn1.DEROctetString
            dup
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.privKey:Lorg/bouncycastle/asn1/DERObject;
            invokespecial org.bouncycastle.asn1.DEROctetString.<init>:(Lorg/bouncycastle/asn1/DEREncodable;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         4: .line 137
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.attributes:Lorg/bouncycastle/asn1/ASN1Set;
            ifnull 6
         5: .line 139
            aload 1 /* v */
            new org.bouncycastle.asn1.DERTaggedObject
            dup
            iconst_0
            iconst_0
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PrivateKeyInfo.attributes:Lorg/bouncycastle/asn1/ASN1Set;
            invokespecial org.bouncycastle.asn1.DERTaggedObject.<init>:(ZILorg/bouncycastle/asn1/DEREncodable;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         6: .line 142
      StackMap locals: org.bouncycastle.asn1.ASN1EncodableVector
      StackMap stack:
            new org.bouncycastle.asn1.DERSequence
            dup
            aload 1 /* v */
            invokespecial org.bouncycastle.asn1.DERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.pkcs.PrivateKeyInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            1    7     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "PrivateKeyInfo.java"