public abstract class org.apache.poi.poifs.crypt.ChunkedCipherOutputStream extends java.io.FilterOutputStream
minor version: 0
major version: 59
flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
this_class: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream
super_class: java.io.FilterOutputStream
{
private static final org.apache.poi.util.POILogger LOG;
descriptor: Lorg/apache/poi/util/POILogger;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final int MAX_RECORD_LENGTH;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 100000
private static final int STREAMING;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: -1
private final int chunkSize;
descriptor: I
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final int chunkBits;
descriptor: I
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final byte[] chunk;
descriptor: [B
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.util.BitSet plainByteFlags;
descriptor: Ljava/util/BitSet;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.io.File fileOut;
descriptor: Ljava/io/File;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final org.apache.poi.poifs.filesystem.DirectoryNode dir;
descriptor: Lorg/apache/poi/poifs/filesystem/DirectoryNode;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private long pos;
descriptor: J
flags: (0x0002) ACC_PRIVATE
private long totalPos;
descriptor: J
flags: (0x0002) ACC_PRIVATE
private long written;
descriptor: J
flags: (0x0002) ACC_PRIVATE
private javax.crypto.Cipher cipher;
descriptor: Ljavax/crypto/Cipher;
flags: (0x0002) ACC_PRIVATE
private boolean isClosed;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=1, locals=0, args_size=0
0: ldc Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
invokestatic org.apache.poi.util.POILogFactory.getLogger:(Ljava/lang/Class;)Lorg/apache/poi/util/POILogger;
putstatic org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.LOG:Lorg/apache/poi/util/POILogger;
1: return
LocalVariableTable:
Start End Slot Name Signature
public void <init>(org.apache.poi.poifs.filesystem.DirectoryNode, int);
descriptor: (Lorg/apache/poi/poifs/filesystem/DirectoryNode;I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=4, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aconst_null
invokespecial java.io.FilterOutputStream.<init>:(Ljava/io/OutputStream;)V
1: aload 0
iload 2
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkSize:I
2: iload 2
iconst_m1
if_icmpne 3
sipush 4096
goto 4
StackMap locals: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream org.apache.poi.poifs.filesystem.DirectoryNode int
StackMap stack:
3: iload 2
StackMap locals:
StackMap stack: int
4: istore 3
start local 3 5: aload 0
iload 3
i2l
ldc 100000
invokestatic org.apache.poi.util.IOUtils.safelyAllocate:(JI)[B
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
6: aload 0
new java.util.BitSet
dup
iload 3
invokespecial java.util.BitSet.<init>:(I)V
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
7: aload 0
iload 3
iconst_1
isub
invokestatic java.lang.Integer.bitCount:(I)I
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkBits:I
8: aload 0
ldc "encrypted_package"
ldc "crypt"
invokestatic org.apache.poi.util.TempFile.createTempFile:(Ljava/lang/String;Ljava/lang/String;)Ljava/io/File;
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
9: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
invokevirtual java.io.File.deleteOnExit:()V
10: aload 0
new java.io.FileOutputStream
dup
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;)V
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.out:Ljava/io/OutputStream;
11: aload 0
aload 1
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.dir:Lorg/apache/poi/poifs/filesystem/DirectoryNode;
12: aload 0
aload 0
aconst_null
iconst_0
iconst_0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlock:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
13: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 14 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 14 1 dir Lorg/apache/poi/poifs/filesystem/DirectoryNode;
0 14 2 chunkSize I
5 14 3 cs I
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
MethodParameters:
Name Flags
dir
chunkSize
public void <init>(java.io.OutputStream, int);
descriptor: (Ljava/io/OutputStream;I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=4, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aload 1
invokespecial java.io.FilterOutputStream.<init>:(Ljava/io/OutputStream;)V
1: aload 0
iload 2
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkSize:I
2: iload 2
iconst_m1
if_icmpne 3
sipush 4096
goto 4
StackMap locals: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream java.io.OutputStream int
StackMap stack:
3: iload 2
StackMap locals:
StackMap stack: int
4: istore 3
start local 3 5: aload 0
iload 3
i2l
ldc 100000
invokestatic org.apache.poi.util.IOUtils.safelyAllocate:(JI)[B
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
6: aload 0
new java.util.BitSet
dup
iload 3
invokespecial java.util.BitSet.<init>:(I)V
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
7: aload 0
iload 3
iconst_1
isub
invokestatic java.lang.Integer.bitCount:(I)I
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkBits:I
8: aload 0
aconst_null
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
9: aload 0
aconst_null
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.dir:Lorg/apache/poi/poifs/filesystem/DirectoryNode;
10: aload 0
aload 0
aconst_null
iconst_0
iconst_0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlock:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
11: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 12 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 12 1 stream Ljava/io/OutputStream;
0 12 2 chunkSize I
5 12 3 cs I
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
MethodParameters:
Name Flags
stream
chunkSize
public final javax.crypto.Cipher initCipherForBlock(int, boolean);
descriptor: (IZ)Ljavax/crypto/Cipher;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=4, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
iload 1
iload 2
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlock:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 1 1 block I
0 1 2 lastChunk Z
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
MethodParameters:
Name Flags
block
lastChunk
protected javax.crypto.Cipher initCipherForBlockNoFlush(javax.crypto.Cipher, int, boolean);
descriptor: (Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
flags: (0x0004) ACC_PROTECTED
Code:
stack=4, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
iload 2
iload 3
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlock:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
areturn
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 1 1 existing Ljavax/crypto/Cipher;
0 1 2 block I
0 1 3 lastChunk Z
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
RuntimeVisibleAnnotations:
org.apache.poi.util.Internal()
RuntimeVisibleTypeAnnotations:
METHOD_RETURN
org.apache.poi.util.Internal()
MethodParameters:
Name Flags
existing
block
lastChunk
protected abstract javax.crypto.Cipher initCipherForBlock(javax.crypto.Cipher, int, boolean);
descriptor: (Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
MethodParameters:
Name Flags
existing
block
lastChunk
protected abstract void calculateChecksum(java.io.File, int);
descriptor: (Ljava/io/File;I)V
flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
Exceptions:
throws java.security.GeneralSecurityException, java.io.IOException
MethodParameters:
Name Flags
fileOut
oleStreamSize
protected abstract void createEncryptionInfoEntry(org.apache.poi.poifs.filesystem.DirectoryNode, java.io.File);
descriptor: (Lorg/apache/poi/poifs/filesystem/DirectoryNode;Ljava/io/File;)V
flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
Exceptions:
throws java.io.IOException, java.security.GeneralSecurityException
MethodParameters:
Name Flags
dir
tmpFile
public void write(int);
descriptor: (I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=2, args_size=2
start local 0 start local 1 0: aload 0
iconst_1
newarray 8
dup
iconst_0
iload 1
i2b
bastore
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.write:([B)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 2 1 b I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
public void write(byte[]);
descriptor: ([B)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
iconst_0
aload 1
arraylength
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.write:([BII)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 2 1 b [B
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
public void write(byte[], int, int);
descriptor: ([BII)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
aload 1
iload 2
iload 3
iconst_0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.write:([BIIZ)V
1: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 2 1 b [B
0 2 2 off I
0 2 3 len I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
public void writePlain(byte[], int, int);
descriptor: ([BII)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
aload 1
iload 2
iload 3
iconst_1
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.write:([BIIZ)V
1: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 2 1 b [B
0 2 2 off I
0 2 3 len I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
protected void write(byte[], int, int, boolean);
descriptor: ([BIIZ)V
flags: (0x0004) ACC_PROTECTED
Code:
stack=5, locals=8, args_size=5
start local 0 start local 1 start local 2 start local 3 start local 4 0: iload 3
ifne 2
1: return
2: StackMap locals:
StackMap stack:
iload 3
iflt 3
aload 1
arraylength
iload 2
iload 3
iadd
if_icmpge 4
3: StackMap locals:
StackMap stack:
new java.io.IOException
dup
ldc "not enough bytes in your input buffer"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
4: StackMap locals:
StackMap stack:
aload 0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.getChunkMask:()I
istore 5
start local 5 5: goto 19
6: StackMap locals: int
StackMap stack:
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
iload 5
i2l
land
l2i
istore 6
start local 6 7: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
arraylength
iload 6
isub
iload 3
invokestatic java.lang.Math.min:(II)I
istore 7
start local 7 8: aload 1
iload 2
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
iload 6
iload 7
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
9: iload 4
ifeq 11
10: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
iload 6
iload 6
iload 7
iadd
invokevirtual java.util.BitSet.set:(II)V
11: StackMap locals: int int
StackMap stack:
aload 0
dup
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
iload 7
i2l
ladd
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
12: aload 0
dup
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.totalPos:J
iload 7
i2l
ladd
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.totalPos:J
13: iload 2
iload 7
iadd
istore 2
14: iload 3
iload 7
isub
istore 3
15: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
iload 5
i2l
land
lconst_0
lcmp
ifne 19
16: aload 0
iload 3
ifle 17
iconst_1
goto 18
StackMap locals:
StackMap stack: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream
17: iconst_0
StackMap locals: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream byte[] int int int int int int
StackMap stack: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream int
18: invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.writeChunk:(Z)V
end local 7 end local 6 19: StackMap locals:
StackMap stack:
iload 3
ifgt 6
20: return
end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 21 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 21 1 b [B
0 21 2 off I
0 21 3 len I
0 21 4 writePlain Z
5 21 5 chunkMask I
7 19 6 posInChunk I
8 19 7 nextLen I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
writePlain
protected int getChunkMask();
descriptor: ()I
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
arraylength
iconst_1
isub
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
protected void writeChunk(boolean);
descriptor: (Z)V
flags: (0x0004) ACC_PROTECTED
Code:
stack=5, locals=9, args_size=2
start local 0 start local 1 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
lconst_0
lcmp
ifeq 1
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.totalPos:J
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.written:J
lcmp
ifne 2
1: StackMap locals:
StackMap stack:
return
2: StackMap locals:
StackMap stack:
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
aload 0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.getChunkMask:()I
i2l
land
l2i
istore 2
start local 2 3: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkBits:I
lshr
l2i
istore 3
start local 3 4: iload 2
ifne 9
5: iinc 3 -1
6: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
arraylength
istore 2
7: iconst_0
istore 4
start local 4 8: goto 10
end local 4 9: StackMap locals: int int
StackMap stack:
iconst_1
istore 4
start local 4 10: StackMap locals: int
StackMap stack:
iconst_1
istore 6
start local 6 11: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
lstore 7
start local 7 12: aload 0
lconst_0
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
13: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkSize:I
iconst_m1
if_icmpne 17
14: iload 1
ifeq 19
15: iconst_0
istore 6
16: goto 19
17: StackMap locals: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream int int int int top int long
StackMap stack:
aload 0
aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
iload 3
iload 4
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlock:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
18: aload 0
lload 7
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
19: StackMap locals:
StackMap stack:
aload 0
iload 2
iload 6
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.invokeCipher:(IZ)I
istore 5
end local 7 end local 6 start local 5 20: goto 23
end local 5 StackMap locals: org.apache.poi.poifs.crypt.ChunkedCipherOutputStream int int int int
StackMap stack: java.security.GeneralSecurityException
21: astore 6
start local 6 22: new java.io.IOException
dup
ldc "can't re-/initialize cipher"
aload 6
invokespecial java.io.IOException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
athrow
end local 6 start local 5 23: StackMap locals: int
StackMap stack:
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.out:Ljava/io/OutputStream;
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
iconst_0
iload 5
invokevirtual java.io.OutputStream.write:([BII)V
24: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
invokevirtual java.util.BitSet.clear:()V
25: aload 0
dup
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.written:J
iload 5
i2l
ladd
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.written:J
26: return
end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 27 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 27 1 continued Z
3 27 2 posInChunk I
4 27 3 index I
8 9 4 lastChunk Z
10 27 4 lastChunk Z
20 21 5 ciLen I
23 27 5 ciLen I
11 20 6 doFinal Z
12 20 7 oldPos J
22 23 6 e Ljava/security/GeneralSecurityException;
Exception table:
from to target type
10 20 21 Class java.security.GeneralSecurityException
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
continued
protected int invokeCipher(int, boolean);
descriptor: (IZ)I
flags: (0x0004) ACC_PROTECTED
Code:
stack=5, locals=7, args_size=3
start local 0 start local 1 start local 2 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
invokevirtual java.util.BitSet.isEmpty:()Z
ifeq 1
aconst_null
goto 2
StackMap locals:
StackMap stack:
1: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
invokevirtual byte[].clone:()Ljava/lang/Object;
checkcast byte[]
StackMap locals:
StackMap stack: byte[]
2: astore 3
start local 3 3: iload 2
ifeq 5
4: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
iconst_0
iload 1
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
invokevirtual javax.crypto.Cipher.doFinal:([BII[B)I
goto 6
5: StackMap locals: byte[]
StackMap stack:
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
iconst_0
iload 1
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
invokevirtual javax.crypto.Cipher.update:([BII[B)I
6: StackMap locals:
StackMap stack: int
istore 4
start local 4 7: iload 2
ifeq 16
ldc "IBMJCE"
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
invokevirtual javax.crypto.Cipher.getProvider:()Ljava/security/Provider;
invokevirtual java.security.Provider.getName:()Ljava/lang/String;
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 16
ldc "RC4"
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
invokevirtual javax.crypto.Cipher.getAlgorithm:()Ljava/lang/String;
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 16
8: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunkBits:I
lshr
l2i
istore 5
start local 5 9: iload 1
ifne 14
10: iinc 5 -1
11: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
arraylength
istore 1
12: iconst_0
istore 6
start local 6 13: goto 15
end local 6 14: StackMap locals: int int
StackMap stack:
iconst_1
istore 6
start local 6 15: StackMap locals: int
StackMap stack:
aload 0
aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
iload 5
iload 6
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.initCipherForBlockNoFlush:(Ljavax/crypto/Cipher;IZ)Ljavax/crypto/Cipher;
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.cipher:Ljavax/crypto/Cipher;
end local 6 end local 5 16: StackMap locals:
StackMap stack:
aload 3
ifnull 22
17: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
iconst_0
invokevirtual java.util.BitSet.nextSetBit:(I)I
istore 5
start local 5 18: goto 21
19: StackMap locals: int
StackMap stack:
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
iload 5
aload 3
iload 5
baload
bastore
20: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
iload 5
iconst_1
iadd
invokevirtual java.util.BitSet.nextSetBit:(I)I
istore 5
21: StackMap locals:
StackMap stack:
iload 5
iflt 22
iload 5
iload 1
if_icmplt 19
end local 5 22: StackMap locals:
StackMap stack:
iload 4
ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 23 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 23 1 posInChunk I
0 23 2 doFinal Z
3 23 3 plain [B
7 23 4 ciLen I
9 16 5 index I
13 14 6 lastChunk Z
15 16 6 lastChunk Z
18 22 5 i I
Exceptions:
throws java.security.GeneralSecurityException, java.io.IOException
MethodParameters:
Name Flags
posInChunk
doFinal
public void close();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=6, locals=2, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.isClosed:Z
ifeq 3
1: getstatic org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.LOG:Lorg/apache/poi/util/POILogger;
iconst_1
iconst_1
anewarray java.lang.Object
dup
iconst_0
ldc "ChunkedCipherOutputStream was already closed - ignoring"
aastore
invokeinterface org.apache.poi.util.POILogger.log:(I[Ljava/lang/Object;)V
2: return
3: StackMap locals:
StackMap stack:
aload 0
iconst_1
putfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.isClosed:Z
4: aload 0
iconst_0
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.writeChunk:(Z)V
5: aload 0
invokespecial java.io.FilterOutputStream.close:()V
6: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
ifnull 14
7: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
invokevirtual java.io.File.length:()J
ldc 8
ladd
l2i
istore 1
start local 1 8: aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
l2i
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.calculateChecksum:(Ljava/io/File;I)V
9: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.dir:Lorg/apache/poi/poifs/filesystem/DirectoryNode;
ldc "EncryptedPackage"
iload 1
new org.apache.poi.poifs.crypt.ChunkedCipherOutputStream$EncryptedPackageWriter
dup
aload 0
invokespecial org.apache.poi.poifs.crypt.ChunkedCipherOutputStream$EncryptedPackageWriter.<init>:(Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;)V
invokevirtual org.apache.poi.poifs.filesystem.DirectoryNode.createDocument:(Ljava/lang/String;ILorg/apache/poi/poifs/filesystem/POIFSWriterListener;)Lorg/apache/poi/poifs/filesystem/DocumentEntry;
pop
10: aload 0
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.dir:Lorg/apache/poi/poifs/filesystem/DirectoryNode;
aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.fileOut:Ljava/io/File;
invokevirtual org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.createEncryptionInfoEntry:(Lorg/apache/poi/poifs/filesystem/DirectoryNode;Ljava/io/File;)V
end local 1 11: goto 14
StackMap locals:
StackMap stack: java.security.GeneralSecurityException
12: astore 1
start local 1 13: new java.io.IOException
dup
aload 1
invokespecial java.io.IOException.<init>:(Ljava/lang/Throwable;)V
athrow
end local 1 14: StackMap locals:
StackMap stack:
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 15 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
8 11 1 oleStreamSize I
13 14 1 e Ljava/security/GeneralSecurityException;
Exception table:
from to target type
4 11 12 Class java.security.GeneralSecurityException
Exceptions:
throws java.io.IOException
protected byte[] getChunk();
descriptor: ()[B
flags: (0x0004) ACC_PROTECTED
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.chunk:[B
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
protected java.util.BitSet getPlainByteFlags();
descriptor: ()Ljava/util/BitSet;
flags: (0x0004) ACC_PROTECTED
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.plainByteFlags:Ljava/util/BitSet;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
protected long getPos();
descriptor: ()J
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.pos:J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
protected long getTotalPos();
descriptor: ()J
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.poi.poifs.crypt.ChunkedCipherOutputStream.totalPos:J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
public void setNextRecordSize(int, boolean);
descriptor: (IZ)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=0, locals=3, args_size=3
start local 0 start local 1 start local 2 0: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/poi/poifs/crypt/ChunkedCipherOutputStream;
0 1 1 recordSize I
0 1 2 isPlain Z
MethodParameters:
Name Flags
recordSize
isPlain
}
SourceFile: "ChunkedCipherOutputStream.java"
NestMembers:
org.apache.poi.poifs.crypt.ChunkedCipherOutputStream$EncryptedPackageWriter
InnerClasses:
private EncryptedPackageWriter = org.apache.poi.poifs.crypt.ChunkedCipherOutputStream$EncryptedPackageWriter of org.apache.poi.poifs.crypt.ChunkedCipherOutputStream
RuntimeVisibleAnnotations:
org.apache.poi.util.Internal()