-
CompressTool
-
MAX_BUFFER_SIZE: int
-
cachedBuffer: byte[]
-
<init>(): void
-
getBuffer(int): byte[]
-
getInstance(): CompressTool
-
compress(byte[], String): byte[]
-
compress(byte[], int, Compressor, byte[]): int
-
expand(byte[]): byte[]
-
expand(byte[], byte[], int): void
-
readVariableInt(byte[], int): int
-
writeVariableInt(byte[], int, int): int
-
getVariableIntLength(int): int
-
getCompressor(String): Compressor
-
getCompressAlgorithm(String): int
-
getCompressor(int): Compressor
-
wrapOutputStream(OutputStream, String, String): OutputStream
-
wrapInputStream(InputStream, String, String): InputStream
-
public class org.h2.tools.CompressTool
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: org.h2.tools.CompressTool
super_class: java.lang.Object
{
private static final int MAX_BUFFER_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 393216
private byte[] cachedBuffer;
descriptor: [B
flags: (0x0002) ACC_PRIVATE
private void <init>();
descriptor: ()V
flags: (0x0002) ACC_PRIVATE
Code:
stack=1, locals=1, args_size=1
start local 0 // org.h2.tools.CompressTool this
0: .line 41
aload 0 /* this */
invokespecial java.lang.Object.<init>:()V
1: .line 43
return
end local 0 // org.h2.tools.CompressTool this
LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/h2/tools/CompressTool;
private byte[] getBuffer(int);
descriptor: (I)[B
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=2, args_size=2
start local 0 // org.h2.tools.CompressTool this
start local 1 // int min
0: .line 46
iload 1 /* min */
ldc 393216
if_icmple 2
1: .line 47
iload 1 /* min */
invokestatic org.h2.util.Utils.newBytes:(I)[B
areturn
2: .line 49
StackMap locals:
StackMap stack:
aload 0 /* this */
getfield org.h2.tools.CompressTool.cachedBuffer:[B
ifnull 3
aload 0 /* this */
getfield org.h2.tools.CompressTool.cachedBuffer:[B
arraylength
iload 1 /* min */
if_icmpge 4
3: .line 50
StackMap locals:
StackMap stack:
aload 0 /* this */
iload 1 /* min */
invokestatic org.h2.util.Utils.newBytes:(I)[B
putfield org.h2.tools.CompressTool.cachedBuffer:[B
4: .line 52
StackMap locals:
StackMap stack:
aload 0 /* this */
getfield org.h2.tools.CompressTool.cachedBuffer:[B
areturn
end local 1 // int min
end local 0 // org.h2.tools.CompressTool this
LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Lorg/h2/tools/CompressTool;
0 5 1 min I
MethodParameters:
Name Flags
min
public static org.h2.tools.CompressTool getInstance();
descriptor: ()Lorg/h2/tools/CompressTool;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=2, locals=0, args_size=0
0: .line 63
new org.h2.tools.CompressTool
dup
invokespecial org.h2.tools.CompressTool.<init>:()V
areturn
LocalVariableTable:
Start End Slot Name Signature
public byte[] compress(byte[], java.lang.String);
descriptor: ([BLjava/lang/String;)[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=7, args_size=3
start local 0 // org.h2.tools.CompressTool this
start local 1 // byte[] in
start local 2 // java.lang.String algorithm
0: .line 75
aload 1 /* in */
arraylength
istore 3 /* len */
start local 3 // int len
1: .line 76
aload 1 /* in */
arraylength
iconst_5
if_icmpge 3
2: .line 77
ldc "NO"
astore 2 /* algorithm */
3: .line 79
StackMap locals: int
StackMap stack:
aload 2 /* algorithm */
invokestatic org.h2.tools.CompressTool.getCompressor:(Ljava/lang/String;)Lorg/h2/compress/Compressor;
astore 4 /* compress */
start local 4 // org.h2.compress.Compressor compress
4: .line 80
aload 0 /* this */
iload 3 /* len */
bipush 100
if_icmpge 5
iload 3 /* len */
bipush 100
iadd
goto 6
StackMap locals: org.h2.tools.CompressTool byte[] java.lang.String int org.h2.compress.Compressor
StackMap stack: org.h2.tools.CompressTool
5: iload 3 /* len */
StackMap locals: org.h2.tools.CompressTool byte[] java.lang.String int org.h2.compress.Compressor
StackMap stack: org.h2.tools.CompressTool int
6: iconst_2
imul
invokevirtual org.h2.tools.CompressTool.getBuffer:(I)[B
astore 5 /* buff */
start local 5 // byte[] buff
7: .line 81
aload 1 /* in */
aload 1 /* in */
arraylength
aload 4 /* compress */
aload 5 /* buff */
invokestatic org.h2.tools.CompressTool.compress:([BILorg/h2/compress/Compressor;[B)I
istore 6 /* newLen */
start local 6 // int newLen
8: .line 82
aload 5 /* buff */
iload 6 /* newLen */
invokestatic org.h2.util.Utils.copyBytes:([BI)[B
areturn
end local 6 // int newLen
end local 5 // byte[] buff
end local 4 // org.h2.compress.Compressor compress
end local 3 // int len
end local 2 // java.lang.String algorithm
end local 1 // byte[] in
end local 0 // org.h2.tools.CompressTool this
LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Lorg/h2/tools/CompressTool;
0 9 1 in [B
0 9 2 algorithm Ljava/lang/String;
1 9 3 len I
4 9 4 compress Lorg/h2/compress/Compressor;
7 9 5 buff [B
8 9 6 newLen I
MethodParameters:
Name Flags
in
algorithm
private static int compress(byte[], int, org.h2.compress.Compressor, byte[]);
descriptor: ([BILorg/h2/compress/Compressor;[B)I
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=5, locals=6, args_size=4
start local 0 // byte[] in
start local 1 // int len
start local 2 // org.h2.compress.Compressor compress
start local 3 // byte[] out
0: .line 87
iconst_0
istore 4 /* newLen */
start local 4 // int newLen
1: .line 88
aload 3 /* out */
iconst_0
aload 2 /* compress */
invokeinterface org.h2.compress.Compressor.getAlgorithm:()I
i2b
bastore
2: .line 89
iconst_1
aload 3 /* out */
iconst_1
iload 1 /* len */
invokestatic org.h2.tools.CompressTool.writeVariableInt:([BII)I
iadd
istore 5 /* start */
start local 5 // int start
3: .line 90
aload 2 /* compress */
aload 0 /* in */
iload 1 /* len */
aload 3 /* out */
iload 5 /* start */
invokeinterface org.h2.compress.Compressor.compress:([BI[BI)I
istore 4 /* newLen */
4: .line 91
iload 4 /* newLen */
iload 1 /* len */
iload 5 /* start */
iadd
if_icmpgt 5
iload 4 /* newLen */
ifgt 8
5: .line 92
StackMap locals: int int
StackMap stack:
aload 3 /* out */
iconst_0
iconst_0
bastore
6: .line 93
aload 0 /* in */
iconst_0
aload 3 /* out */
iload 5 /* start */
iload 1 /* len */
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
7: .line 94
iload 1 /* len */
iload 5 /* start */
iadd
istore 4 /* newLen */
8: .line 96
StackMap locals:
StackMap stack:
iload 4 /* newLen */
ireturn
end local 5 // int start
end local 4 // int newLen
end local 3 // byte[] out
end local 2 // org.h2.compress.Compressor compress
end local 1 // int len
end local 0 // byte[] in
LocalVariableTable:
Start End Slot Name Signature
0 9 0 in [B
0 9 1 len I
0 9 2 compress Lorg/h2/compress/Compressor;
0 9 3 out [B
1 9 4 newLen I
3 9 5 start I
MethodParameters:
Name Flags
in
len
compress
out
public byte[] expand(byte[]);
descriptor: ([B)[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=7, locals=7, args_size=2
start local 0 // org.h2.tools.CompressTool this
start local 1 // byte[] in
0: .line 106
aload 1 /* in */
iconst_0
baload
istore 2 /* algorithm */
start local 2 // int algorithm
1: .line 107
iload 2 /* algorithm */
invokestatic org.h2.tools.CompressTool.getCompressor:(I)Lorg/h2/compress/Compressor;
astore 3 /* compress */
start local 3 // org.h2.compress.Compressor compress
2: .line 109
aload 1 /* in */
iconst_1
invokestatic org.h2.tools.CompressTool.readVariableInt:([BI)I
istore 4 /* len */
start local 4 // int len
3: .line 110
iconst_1
iload 4 /* len */
invokestatic org.h2.tools.CompressTool.getVariableIntLength:(I)I
iadd
istore 5 /* start */
start local 5 // int start
4: .line 111
iload 4 /* len */
invokestatic org.h2.util.Utils.newBytes:(I)[B
astore 6 /* buff */
start local 6 // byte[] buff
5: .line 112
aload 3 /* compress */
aload 1 /* in */
iload 5 /* start */
aload 1 /* in */
arraylength
iload 5 /* start */
isub
aload 6 /* buff */
iconst_0
iload 4 /* len */
invokeinterface org.h2.compress.Compressor.expand:([BII[BII)V
6: .line 113
aload 6 /* buff */
7: areturn
end local 6 // byte[] buff
end local 5 // int start
end local 4 // int len
8: .line 114
StackMap locals: org.h2.tools.CompressTool byte[] int org.h2.compress.Compressor
StackMap stack: java.lang.Exception
astore 4 /* e */
start local 4 // java.lang.Exception e
9: .line 115
ldc 90104
aload 4 /* e */
iconst_0
anewarray java.lang.String
invokestatic org.h2.message.DbException.get:(ILjava/lang/Throwable;[Ljava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 4 // java.lang.Exception e
end local 3 // org.h2.compress.Compressor compress
end local 2 // int algorithm
end local 1 // byte[] in
end local 0 // org.h2.tools.CompressTool this
LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lorg/h2/tools/CompressTool;
0 10 1 in [B
1 10 2 algorithm I
2 10 3 compress Lorg/h2/compress/Compressor;
3 8 4 len I
4 8 5 start I
5 8 6 buff [B
9 10 4 e Ljava/lang/Exception;
Exception table:
from to target type
2 7 8 Class java.lang.Exception
MethodParameters:
Name Flags
in
public static void expand(byte[], byte[], int);
descriptor: ([B[BI)V
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=7, locals=7, args_size=3
start local 0 // byte[] in
start local 1 // byte[] out
start local 2 // int outPos
0: .line 123
aload 0 /* in */
iconst_0
baload
istore 3 /* algorithm */
start local 3 // int algorithm
1: .line 124
iload 3 /* algorithm */
invokestatic org.h2.tools.CompressTool.getCompressor:(I)Lorg/h2/compress/Compressor;
astore 4 /* compress */
start local 4 // org.h2.compress.Compressor compress
2: .line 126
aload 0 /* in */
iconst_1
invokestatic org.h2.tools.CompressTool.readVariableInt:([BI)I
istore 5 /* len */
start local 5 // int len
3: .line 127
iconst_1
iload 5 /* len */
invokestatic org.h2.tools.CompressTool.getVariableIntLength:(I)I
iadd
istore 6 /* start */
start local 6 // int start
4: .line 128
aload 4 /* compress */
aload 0 /* in */
iload 6 /* start */
aload 0 /* in */
arraylength
iload 6 /* start */
isub
aload 1 /* out */
iload 2 /* outPos */
iload 5 /* len */
invokeinterface org.h2.compress.Compressor.expand:([BII[BII)V
end local 6 // int start
end local 5 // int len
5: .line 129
goto 8
StackMap locals: byte[] byte[] int int org.h2.compress.Compressor
StackMap stack: java.lang.Exception
6: astore 5 /* e */
start local 5 // java.lang.Exception e
7: .line 130
ldc 90104
aload 5 /* e */
iconst_0
anewarray java.lang.String
invokestatic org.h2.message.DbException.get:(ILjava/lang/Throwable;[Ljava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 5 // java.lang.Exception e
8: .line 132
StackMap locals:
StackMap stack:
return
end local 4 // org.h2.compress.Compressor compress
end local 3 // int algorithm
end local 2 // int outPos
end local 1 // byte[] out
end local 0 // byte[] in
LocalVariableTable:
Start End Slot Name Signature
0 9 0 in [B
0 9 1 out [B
0 9 2 outPos I
1 9 3 algorithm I
2 9 4 compress Lorg/h2/compress/Compressor;
3 5 5 len I
4 5 6 start I
7 8 5 e Ljava/lang/Exception;
Exception table:
from to target type
2 5 6 Class java.lang.Exception
MethodParameters:
Name Flags
in
out
outPos
public static int readVariableInt(byte[], int);
descriptor: ([BI)I
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=3, args_size=2
start local 0 // byte[] buff
start local 1 // int pos
0: .line 142
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
baload
sipush 255
iand
istore 2 /* x */
start local 2 // int x
1: .line 143
iload 2 /* x */
sipush 128
if_icmpge 3
2: .line 144
iload 2 /* x */
ireturn
3: .line 146
StackMap locals: int
StackMap stack:
iload 2 /* x */
sipush 192
if_icmpge 5
4: .line 147
iload 2 /* x */
bipush 63
iand
bipush 8
ishl
aload 0 /* buff */
iload 1 /* pos */
baload
sipush 255
iand
iadd
ireturn
5: .line 149
StackMap locals:
StackMap stack:
iload 2 /* x */
sipush 224
if_icmpge 11
6: .line 150
iload 2 /* x */
bipush 31
iand
bipush 16
ishl
7: .line 151
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
baload
sipush 255
iand
bipush 8
ishl
8: .line 150
iadd
9: .line 152
aload 0 /* buff */
iload 1 /* pos */
baload
sipush 255
iand
10: .line 150
iadd
ireturn
11: .line 154
StackMap locals:
StackMap stack:
iload 2 /* x */
sipush 240
if_icmpge 19
12: .line 155
iload 2 /* x */
bipush 15
iand
bipush 24
ishl
13: .line 156
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
baload
sipush 255
iand
bipush 16
ishl
14: .line 155
iadd
15: .line 157
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
baload
sipush 255
iand
bipush 8
ishl
16: .line 155
iadd
17: .line 158
aload 0 /* buff */
iload 1 /* pos */
baload
sipush 255
iand
18: .line 155
iadd
ireturn
19: .line 160
StackMap locals:
StackMap stack:
aload 0 /* buff */
iload 1 /* pos */
invokestatic org.h2.util.Bits.readInt:([BI)I
ireturn
end local 2 // int x
end local 1 // int pos
end local 0 // byte[] buff
LocalVariableTable:
Start End Slot Name Signature
0 20 0 buff [B
0 20 1 pos I
1 20 2 x I
MethodParameters:
Name Flags
buff
pos
public static int writeVariableInt(byte[], int, int);
descriptor: ([BII)I
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=3, args_size=3
start local 0 // byte[] buff
start local 1 // int pos
start local 2 // int x
0: .line 173
iload 2 /* x */
ifge 4
1: .line 174
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
bipush -16
bastore
2: .line 175
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
invokestatic org.h2.util.Bits.writeInt:([BII)V
3: .line 176
iconst_5
ireturn
4: .line 177
StackMap locals:
StackMap stack:
iload 2 /* x */
sipush 128
if_icmpge 7
5: .line 178
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
i2b
bastore
6: .line 179
iconst_1
ireturn
7: .line 180
StackMap locals:
StackMap stack:
iload 2 /* x */
sipush 16384
if_icmpge 11
8: .line 181
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
sipush 128
iload 2 /* x */
bipush 8
ishr
ior
i2b
bastore
9: .line 182
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
i2b
bastore
10: .line 183
iconst_2
ireturn
11: .line 184
StackMap locals:
StackMap stack:
iload 2 /* x */
ldc 2097152
if_icmpge 16
12: .line 185
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
sipush 192
iload 2 /* x */
bipush 16
ishr
ior
i2b
bastore
13: .line 186
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
iload 2 /* x */
bipush 8
ishr
i2b
bastore
14: .line 187
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
i2b
bastore
15: .line 188
iconst_3
ireturn
16: .line 189
StackMap locals:
StackMap stack:
iload 2 /* x */
ldc 268435456
if_icmpge 19
17: .line 190
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
ldc -536870912
ior
invokestatic org.h2.util.Bits.writeInt:([BII)V
18: .line 191
iconst_4
ireturn
19: .line 193
StackMap locals:
StackMap stack:
aload 0 /* buff */
iload 1 /* pos */
iinc 1 /* pos */ 1
bipush -16
bastore
20: .line 194
aload 0 /* buff */
iload 1 /* pos */
iload 2 /* x */
invokestatic org.h2.util.Bits.writeInt:([BII)V
21: .line 195
iconst_5
ireturn
end local 2 // int x
end local 1 // int pos
end local 0 // byte[] buff
LocalVariableTable:
Start End Slot Name Signature
0 22 0 buff [B
0 22 1 pos I
0 22 2 x I
MethodParameters:
Name Flags
buff
pos
x
public static int getVariableIntLength(int);
descriptor: (I)I
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=2, locals=1, args_size=1
start local 0 // int x
0: .line 207
iload 0 /* x */
ifge 2
1: .line 208
iconst_5
ireturn
2: .line 209
StackMap locals:
StackMap stack:
iload 0 /* x */
sipush 128
if_icmpge 4
3: .line 210
iconst_1
ireturn
4: .line 211
StackMap locals:
StackMap stack:
iload 0 /* x */
sipush 16384
if_icmpge 6
5: .line 212
iconst_2
ireturn
6: .line 213
StackMap locals:
StackMap stack:
iload 0 /* x */
ldc 2097152
if_icmpge 8
7: .line 214
iconst_3
ireturn
8: .line 215
StackMap locals:
StackMap stack:
iload 0 /* x */
ldc 268435456
if_icmpge 10
9: .line 216
iconst_4
ireturn
10: .line 218
StackMap locals:
StackMap stack:
iconst_5
ireturn
end local 0 // int x
LocalVariableTable:
Start End Slot Name Signature
0 11 0 x I
MethodParameters:
Name Flags
x
private static org.h2.compress.Compressor getCompressor(java.lang.String);
descriptor: (Ljava/lang/String;)Lorg/h2/compress/Compressor;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=3, locals=5, args_size=1
start local 0 // java.lang.String algorithm
0: .line 223
aload 0 /* algorithm */
ifnonnull 2
1: .line 224
ldc "LZF"
astore 0 /* algorithm */
2: .line 226
StackMap locals:
StackMap stack:
aload 0 /* algorithm */
bipush 32
invokevirtual java.lang.String.indexOf:(I)I
istore 1 /* idx */
start local 1 // int idx
3: .line 227
aconst_null
astore 2 /* options */
start local 2 // java.lang.String options
4: .line 228
iload 1 /* idx */
ifle 7
5: .line 229
aload 0 /* algorithm */
iload 1 /* idx */
iconst_1
iadd
invokevirtual java.lang.String.substring:(I)Ljava/lang/String;
astore 2 /* options */
6: .line 230
aload 0 /* algorithm */
iconst_0
iload 1 /* idx */
invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
astore 0 /* algorithm */
7: .line 232
StackMap locals: int java.lang.String
StackMap stack:
aload 0 /* algorithm */
invokestatic org.h2.tools.CompressTool.getCompressAlgorithm:(Ljava/lang/String;)I
istore 3 /* a */
start local 3 // int a
8: .line 233
iload 3 /* a */
invokestatic org.h2.tools.CompressTool.getCompressor:(I)Lorg/h2/compress/Compressor;
astore 4 /* compress */
start local 4 // org.h2.compress.Compressor compress
9: .line 234
aload 4 /* compress */
aload 2 /* options */
invokeinterface org.h2.compress.Compressor.setOptions:(Ljava/lang/String;)V
10: .line 235
aload 4 /* compress */
areturn
end local 4 // org.h2.compress.Compressor compress
end local 3 // int a
end local 2 // java.lang.String options
end local 1 // int idx
end local 0 // java.lang.String algorithm
LocalVariableTable:
Start End Slot Name Signature
0 11 0 algorithm Ljava/lang/String;
3 11 1 idx I
4 11 2 options Ljava/lang/String;
8 11 3 a I
9 11 4 compress Lorg/h2/compress/Compressor;
MethodParameters:
Name Flags
algorithm
public static int getCompressAlgorithm(java.lang.String);
descriptor: (Ljava/lang/String;)I
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=2, locals=1, args_size=1
start local 0 // java.lang.String algorithm
0: .line 242
aload 0 /* algorithm */
invokestatic org.h2.util.StringUtils.toUpperEnglish:(Ljava/lang/String;)Ljava/lang/String;
astore 0 /* algorithm */
1: .line 243
ldc "NO"
aload 0 /* algorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 3
2: .line 244
iconst_0
ireturn
3: .line 245
StackMap locals:
StackMap stack:
ldc "LZF"
aload 0 /* algorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 5
4: .line 246
iconst_1
ireturn
5: .line 247
StackMap locals:
StackMap stack:
ldc "DEFLATE"
aload 0 /* algorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 7
6: .line 248
iconst_2
ireturn
7: .line 251
StackMap locals:
StackMap stack:
ldc 90103
8: .line 252
aload 0 /* algorithm */
9: .line 250
invokestatic org.h2.message.DbException.get:(ILjava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 0 // java.lang.String algorithm
LocalVariableTable:
Start End Slot Name Signature
0 10 0 algorithm Ljava/lang/String;
MethodParameters:
Name Flags
algorithm
private static org.h2.compress.Compressor getCompressor(int);
descriptor: (I)Lorg/h2/compress/Compressor;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=2, locals=1, args_size=1
start local 0 // int algorithm
0: .line 257
iload 0 /* algorithm */
tableswitch { // 0 - 2
0: 1
1: 2
2: 3
default: 4
}
1: .line 259
StackMap locals:
StackMap stack:
new org.h2.compress.CompressNo
dup
invokespecial org.h2.compress.CompressNo.<init>:()V
areturn
2: .line 261
StackMap locals:
StackMap stack:
new org.h2.compress.CompressLZF
dup
invokespecial org.h2.compress.CompressLZF.<init>:()V
areturn
3: .line 263
StackMap locals:
StackMap stack:
new org.h2.compress.CompressDeflate
dup
invokespecial org.h2.compress.CompressDeflate.<init>:()V
areturn
4: .line 266
StackMap locals:
StackMap stack:
ldc 90103
5: .line 267
iload 0 /* algorithm */
invokestatic java.lang.Integer.toString:(I)Ljava/lang/String;
6: .line 265
invokestatic org.h2.message.DbException.get:(ILjava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 0 // int algorithm
LocalVariableTable:
Start End Slot Name Signature
0 7 0 algorithm I
MethodParameters:
Name Flags
algorithm
public static java.io.OutputStream wrapOutputStream(java.io.OutputStream, java.lang.String, java.lang.String);
descriptor: (Ljava/io/OutputStream;Ljava/lang/String;Ljava/lang/String;)Ljava/io/OutputStream;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=4, locals=4, args_size=3
start local 0 // java.io.OutputStream out
start local 1 // java.lang.String compressionAlgorithm
start local 2 // java.lang.String entryName
0: .line 277
ldc "GZIP"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 3
1: .line 278
new java.util.zip.GZIPOutputStream
dup
aload 0 /* out */
invokespecial java.util.zip.GZIPOutputStream.<init>:(Ljava/io/OutputStream;)V
astore 0 /* out */
2: .line 279
goto 18
StackMap locals:
StackMap stack:
3: ldc "ZIP"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 8
4: .line 280
new java.util.zip.ZipOutputStream
dup
aload 0 /* out */
invokespecial java.util.zip.ZipOutputStream.<init>:(Ljava/io/OutputStream;)V
astore 3 /* z */
start local 3 // java.util.zip.ZipOutputStream z
5: .line 281
aload 3 /* z */
new java.util.zip.ZipEntry
dup
aload 2 /* entryName */
invokespecial java.util.zip.ZipEntry.<init>:(Ljava/lang/String;)V
invokevirtual java.util.zip.ZipOutputStream.putNextEntry:(Ljava/util/zip/ZipEntry;)V
6: .line 282
aload 3 /* z */
astore 0 /* out */
end local 3 // java.util.zip.ZipOutputStream z
7: .line 283
goto 18
StackMap locals:
StackMap stack:
8: ldc "DEFLATE"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 11
9: .line 284
new java.util.zip.DeflaterOutputStream
dup
aload 0 /* out */
invokespecial java.util.zip.DeflaterOutputStream.<init>:(Ljava/io/OutputStream;)V
astore 0 /* out */
10: .line 285
goto 18
StackMap locals:
StackMap stack:
11: ldc "LZF"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 14
12: .line 286
new org.h2.compress.LZFOutputStream
dup
aload 0 /* out */
invokespecial org.h2.compress.LZFOutputStream.<init>:(Ljava/io/OutputStream;)V
astore 0 /* out */
13: .line 287
goto 18
StackMap locals:
StackMap stack:
14: aload 1 /* compressionAlgorithm */
ifnull 18
15: .line 289
ldc 90103
16: .line 290
aload 1 /* compressionAlgorithm */
17: .line 288
invokestatic org.h2.message.DbException.get:(ILjava/lang/String;)Lorg/h2/message/DbException;
athrow
18: .line 292
StackMap locals:
StackMap stack:
aload 0 /* out */
19: areturn
20: .line 293
StackMap locals:
StackMap stack: java.io.IOException
astore 3 /* e */
start local 3 // java.io.IOException e
21: .line 294
aload 3 /* e */
aconst_null
invokestatic org.h2.message.DbException.convertIOException:(Ljava/io/IOException;Ljava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 3 // java.io.IOException e
end local 2 // java.lang.String entryName
end local 1 // java.lang.String compressionAlgorithm
end local 0 // java.io.OutputStream out
LocalVariableTable:
Start End Slot Name Signature
0 22 0 out Ljava/io/OutputStream;
0 22 1 compressionAlgorithm Ljava/lang/String;
0 22 2 entryName Ljava/lang/String;
5 7 3 z Ljava/util/zip/ZipOutputStream;
21 22 3 e Ljava/io/IOException;
Exception table:
from to target type
0 19 20 Class java.io.IOException
MethodParameters:
Name Flags
out
compressionAlgorithm
entryName
public static java.io.InputStream wrapInputStream(java.io.InputStream, java.lang.String, java.lang.String);
descriptor: (Ljava/io/InputStream;Ljava/lang/String;Ljava/lang/String;)Ljava/io/InputStream;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=5, args_size=3
start local 0 // java.io.InputStream in
start local 1 // java.lang.String compressionAlgorithm
start local 2 // java.lang.String entryName
0: .line 304
ldc "GZIP"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 3
1: .line 305
new java.util.zip.GZIPInputStream
dup
aload 0 /* in */
invokespecial java.util.zip.GZIPInputStream.<init>:(Ljava/io/InputStream;)V
astore 0 /* in */
2: .line 306
goto 21
StackMap locals:
StackMap stack:
3: ldc "ZIP"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 11
4: .line 307
new java.util.zip.ZipInputStream
dup
aload 0 /* in */
invokespecial java.util.zip.ZipInputStream.<init>:(Ljava/io/InputStream;)V
astore 3 /* z */
start local 3 // java.util.zip.ZipInputStream z
5: .line 309
StackMap locals: java.util.zip.ZipInputStream
StackMap stack:
aload 3 /* z */
invokevirtual java.util.zip.ZipInputStream.getNextEntry:()Ljava/util/zip/ZipEntry;
astore 4 /* entry */
start local 4 // java.util.zip.ZipEntry entry
6: .line 310
aload 4 /* entry */
ifnonnull 8
7: .line 311
aconst_null
areturn
8: .line 313
StackMap locals: java.util.zip.ZipEntry
StackMap stack:
aload 2 /* entryName */
aload 4 /* entry */
invokevirtual java.util.zip.ZipEntry.getName:()Ljava/lang/String;
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 5
end local 4 // java.util.zip.ZipEntry entry
9: .line 317
aload 3 /* z */
astore 0 /* in */
end local 3 // java.util.zip.ZipInputStream z
10: .line 318
goto 21
StackMap locals:
StackMap stack:
11: ldc "DEFLATE"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 14
12: .line 319
new java.util.zip.InflaterInputStream
dup
aload 0 /* in */
invokespecial java.util.zip.InflaterInputStream.<init>:(Ljava/io/InputStream;)V
astore 0 /* in */
13: .line 320
goto 21
StackMap locals:
StackMap stack:
14: ldc "LZF"
aload 1 /* compressionAlgorithm */
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 17
15: .line 321
new org.h2.compress.LZFInputStream
dup
aload 0 /* in */
invokespecial org.h2.compress.LZFInputStream.<init>:(Ljava/io/InputStream;)V
astore 0 /* in */
16: .line 322
goto 21
StackMap locals:
StackMap stack:
17: aload 1 /* compressionAlgorithm */
ifnull 21
18: .line 324
ldc 90103
19: .line 325
aload 1 /* compressionAlgorithm */
20: .line 323
invokestatic org.h2.message.DbException.get:(ILjava/lang/String;)Lorg/h2/message/DbException;
athrow
21: .line 327
StackMap locals:
StackMap stack:
aload 0 /* in */
22: areturn
23: .line 328
StackMap locals:
StackMap stack: java.io.IOException
astore 3 /* e */
start local 3 // java.io.IOException e
24: .line 329
aload 3 /* e */
aconst_null
invokestatic org.h2.message.DbException.convertIOException:(Ljava/io/IOException;Ljava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 3 // java.io.IOException e
end local 2 // java.lang.String entryName
end local 1 // java.lang.String compressionAlgorithm
end local 0 // java.io.InputStream in
LocalVariableTable:
Start End Slot Name Signature
0 25 0 in Ljava/io/InputStream;
0 25 1 compressionAlgorithm Ljava/lang/String;
0 25 2 entryName Ljava/lang/String;
5 10 3 z Ljava/util/zip/ZipInputStream;
6 9 4 entry Ljava/util/zip/ZipEntry;
24 25 3 e Ljava/io/IOException;
Exception table:
from to target type
0 7 23 Class java.io.IOException
8 22 23 Class java.io.IOException
MethodParameters:
Name Flags
in
compressionAlgorithm
entryName
}
SourceFile: "CompressTool.java"