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.crypto.BufferedAsymmetricBlockCipher
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.crypto.BufferedAsymmetricBlockCipher
  super_class: java.lang.Object
{
  protected byte[] buf;
    descriptor: [B
    flags: (0x0004) ACC_PROTECTED

  protected int bufOff;
    descriptor: I
    flags: (0x0004) ACC_PROTECTED

  private final org.bouncycastle.crypto.AsymmetricBlockCipher cipher;
    descriptor: Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(org.bouncycastle.crypto.AsymmetricBlockCipher);
    descriptor: (Lorg/bouncycastle/crypto/AsymmetricBlockCipher;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
        start local 1 // org.bouncycastle.crypto.AsymmetricBlockCipher cipher
         0: .line 19
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 22
            aload 0 /* this */
            aload 1 /* cipher */
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
         2: .line 23
            return
        end local 1 // org.bouncycastle.crypto.AsymmetricBlockCipher cipher
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0    this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            0    3     1  cipher  Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
    MethodParameters:
        Name  Flags
      cipher  

  public org.bouncycastle.crypto.AsymmetricBlockCipher getUnderlyingCipher();
    descriptor: ()Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 32
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            areturn
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;

  public int getBufferPosition();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 42
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            ireturn
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;

  public void init(boolean, org.bouncycastle.crypto.CipherParameters);
    descriptor: (ZLorg/bouncycastle/crypto/CipherParameters;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
        start local 1 // boolean forEncryption
        start local 2 // org.bouncycastle.crypto.CipherParameters params
         0: .line 56
            aload 0 /* this */
            invokevirtual org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.reset:()V
         1: .line 58
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            iload 1 /* forEncryption */
            aload 2 /* params */
            invokeinterface org.bouncycastle.crypto.AsymmetricBlockCipher.init:(ZLorg/bouncycastle/crypto/CipherParameters;)V
         2: .line 64
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            invokeinterface org.bouncycastle.crypto.AsymmetricBlockCipher.getInputBlockSize:()I
            iload 1 /* forEncryption */
            ifeq 3
            iconst_1
            goto 4
      StackMap locals: org.bouncycastle.crypto.BufferedAsymmetricBlockCipher int org.bouncycastle.crypto.CipherParameters
      StackMap stack: org.bouncycastle.crypto.BufferedAsymmetricBlockCipher int
         3: iconst_0
      StackMap locals: org.bouncycastle.crypto.BufferedAsymmetricBlockCipher int org.bouncycastle.crypto.CipherParameters
      StackMap stack: org.bouncycastle.crypto.BufferedAsymmetricBlockCipher int int
         4: iadd
            newarray 8
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
         5: .line 65
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
         6: .line 66
            return
        end local 2 // org.bouncycastle.crypto.CipherParameters params
        end local 1 // boolean forEncryption
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    7     0           this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            0    7     1  forEncryption  Z
            0    7     2         params  Lorg/bouncycastle/crypto/CipherParameters;
    MethodParameters:
               Name  Flags
      forEncryption  
      params         

  public int getInputBlockSize();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 75
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            invokeinterface org.bouncycastle.crypto.AsymmetricBlockCipher.getInputBlockSize:()I
            ireturn
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;

  public int getOutputBlockSize();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 85
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            invokeinterface org.bouncycastle.crypto.AsymmetricBlockCipher.getOutputBlockSize:()I
            ireturn
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;

  public void processByte(byte);
    descriptor: (B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
        start local 1 // byte in
         0: .line 96
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            arraylength
            if_icmplt 2
         1: .line 98
            new org.bouncycastle.crypto.DataLengthException
            dup
            ldc "attempt to process message too long for cipher"
            invokespecial org.bouncycastle.crypto.DataLengthException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 101
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            aload 0 /* this */
            dup
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            dup_x1
            iconst_1
            iadd
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            iload 1 /* in */
            bastore
         3: .line 102
            return
        end local 1 // byte in
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            0    4     1    in  B
    MethodParameters:
      Name  Flags
      in    

  public void processBytes(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
        start local 1 // byte[] in
        start local 2 // int inOff
        start local 3 // int len
         0: .line 116
            iload 3 /* len */
            ifne 2
         1: .line 118
            return
         2: .line 121
      StackMap locals:
      StackMap stack:
            iload 3 /* len */
            ifge 4
         3: .line 123
            new java.lang.IllegalArgumentException
            dup
            ldc "Can't have a negative input length!"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 126
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            iload 3 /* len */
            iadd
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            arraylength
            if_icmple 6
         5: .line 128
            new org.bouncycastle.crypto.DataLengthException
            dup
            ldc "attempt to process message too long for cipher"
            invokespecial org.bouncycastle.crypto.DataLengthException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 131
      StackMap locals:
      StackMap stack:
            aload 1 /* in */
            iload 2 /* inOff */
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            iload 3 /* len */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         7: .line 132
            aload 0 /* this */
            dup
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            iload 3 /* len */
            iadd
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
         8: .line 133
            return
        end local 3 // int len
        end local 2 // int inOff
        end local 1 // byte[] in
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    9     0   this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            0    9     1     in  [B
            0    9     2  inOff  I
            0    9     3    len  I
    MethodParameters:
       Name  Flags
      in     
      inOff  
      len    

  public byte[] doFinal();
    descriptor: ()[B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 146
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.cipher:Lorg/bouncycastle/crypto/AsymmetricBlockCipher;
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            iconst_0
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
            invokeinterface org.bouncycastle.crypto.AsymmetricBlockCipher.processBlock:([BII)[B
            astore 1 /* out */
        start local 1 // byte[] out
         1: .line 148
            aload 0 /* this */
            invokevirtual org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.reset:()V
         2: .line 150
            aload 1 /* out */
            areturn
        end local 1 // byte[] out
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            1    3     1   out  [B
    Exceptions:
      throws org.bouncycastle.crypto.InvalidCipherTextException

  public void reset();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
         0: .line 161
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            ifnull 6
         1: .line 163
            iconst_0
            istore 1 /* i */
        start local 1 // int i
         2: goto 5
         3: .line 165
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            iload 1 /* i */
            iconst_0
            bastore
         4: .line 163
            iinc 1 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 1 /* i */
            aload 0 /* this */
            getfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.buf:[B
            arraylength
            if_icmplt 3
        end local 1 // int i
         6: .line 169
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.crypto.BufferedAsymmetricBlockCipher.bufOff:I
         7: .line 170
            return
        end local 0 // org.bouncycastle.crypto.BufferedAsymmetricBlockCipher this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lorg/bouncycastle/crypto/BufferedAsymmetricBlockCipher;
            2    6     1     i  I
}
SourceFile: "BufferedAsymmetricBlockCipher.java"