public class org.h2.compress.CompressDeflate implements org.h2.compress.Compressor
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: org.h2.compress.CompressDeflate
super_class: java.lang.Object
{
private int level;
descriptor: I
flags: (0x0002) ACC_PRIVATE
private int strategy;
descriptor: I
flags: (0x0002) ACC_PRIVATE
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
iconst_m1
putfield org.h2.compress.CompressDeflate.level:I
2: aload 0
iconst_0
putfield org.h2.compress.CompressDeflate.strategy:I
3: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lorg/h2/compress/CompressDeflate;
public void setOptions(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=5, args_size=2
start local 0 start local 1 0: aload 1
ifnonnull 2
1: return
2: StackMap locals:
StackMap stack:
new java.util.StringTokenizer
dup
aload 1
invokespecial java.util.StringTokenizer.<init>:(Ljava/lang/String;)V
astore 2
start local 2 3: goto 12
4: StackMap locals: java.util.StringTokenizer
StackMap stack:
aload 2
invokevirtual java.util.StringTokenizer.nextToken:()Ljava/lang/String;
astore 3
start local 3 5: ldc "level"
aload 3
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifne 6
ldc "l"
aload 3
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 8
6: StackMap locals: java.lang.String
StackMap stack:
aload 0
aload 2
invokevirtual java.util.StringTokenizer.nextToken:()Ljava/lang/String;
invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
putfield org.h2.compress.CompressDeflate.level:I
7: goto 10
StackMap locals:
StackMap stack:
8: ldc "strategy"
aload 3
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifne 9
ldc "s"
aload 3
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 10
9: StackMap locals:
StackMap stack:
aload 0
aload 2
invokevirtual java.util.StringTokenizer.nextToken:()Ljava/lang/String;
invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
putfield org.h2.compress.CompressDeflate.strategy:I
10: StackMap locals:
StackMap stack:
new java.util.zip.Deflater
dup
aload 0
getfield org.h2.compress.CompressDeflate.level:I
invokespecial java.util.zip.Deflater.<init>:(I)V
astore 4
start local 4 11: aload 4
aload 0
getfield org.h2.compress.CompressDeflate.strategy:I
invokevirtual java.util.zip.Deflater.setStrategy:(I)V
end local 4 end local 3 12: StackMap locals:
StackMap stack:
aload 2
invokevirtual java.util.StringTokenizer.hasMoreElements:()Z
ifne 4
end local 2 13: goto 16
StackMap locals: org.h2.compress.CompressDeflate java.lang.String
StackMap stack: java.lang.Exception
14: pop
15: ldc 90102
aload 1
invokestatic org.h2.message.DbException.get:(ILjava/lang/String;)Lorg/h2/message/DbException;
athrow
16: StackMap locals:
StackMap stack:
return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 17 0 this Lorg/h2/compress/CompressDeflate;
0 17 1 options Ljava/lang/String;
3 13 2 tokenizer Ljava/util/StringTokenizer;
5 12 3 option Ljava/lang/String;
11 12 4 deflater Ljava/util/zip/Deflater;
Exception table:
from to target type
2 13 14 Class java.lang.Exception
MethodParameters:
Name Flags
options
public int compress(byte[], int, byte[], int);
descriptor: ([BI[BI)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=7, args_size=5
start local 0 start local 1 start local 2 start local 3 start local 4 0: new java.util.zip.Deflater
dup
aload 0
getfield org.h2.compress.CompressDeflate.level:I
invokespecial java.util.zip.Deflater.<init>:(I)V
astore 5
start local 5 1: aload 5
aload 0
getfield org.h2.compress.CompressDeflate.strategy:I
invokevirtual java.util.zip.Deflater.setStrategy:(I)V
2: aload 5
aload 1
iconst_0
iload 2
invokevirtual java.util.zip.Deflater.setInput:([BII)V
3: aload 5
invokevirtual java.util.zip.Deflater.finish:()V
4: aload 5
aload 3
iload 4
aload 3
arraylength
iload 4
isub
invokevirtual java.util.zip.Deflater.deflate:([BII)I
istore 6
start local 6 5: iload 6
ifne 9
6: aload 0
iconst_0
putfield org.h2.compress.CompressDeflate.strategy:I
7: aload 0
iconst_m1
putfield org.h2.compress.CompressDeflate.level:I
8: aload 0
aload 1
iload 2
aload 3
iload 4
invokevirtual org.h2.compress.CompressDeflate.compress:([BI[BI)I
ireturn
9: StackMap locals: java.util.zip.Deflater int
StackMap stack:
aload 5
invokevirtual java.util.zip.Deflater.end:()V
10: iload 4
iload 6
iadd
ireturn
end local 6 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 11 0 this Lorg/h2/compress/CompressDeflate;
0 11 1 in [B
0 11 2 inLen I
0 11 3 out [B
0 11 4 outPos I
1 11 5 deflater Ljava/util/zip/Deflater;
5 11 6 compressed I
MethodParameters:
Name Flags
in
inLen
out
outPos
public int getAlgorithm();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: iconst_2
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/h2/compress/CompressDeflate;
public void expand(byte[], int, int, byte[], int, int);
descriptor: ([BII[BII)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=9, args_size=7
start local 0 start local 1 start local 2 start local 3 start local 4 start local 5 start local 6 0: new java.util.zip.Inflater
dup
invokespecial java.util.zip.Inflater.<init>:()V
astore 7
start local 7 1: aload 7
aload 1
iload 2
iload 3
invokevirtual java.util.zip.Inflater.setInput:([BII)V
2: aload 7
invokevirtual java.util.zip.Inflater.finished:()Z
pop
3: aload 7
aload 4
iload 5
iload 6
invokevirtual java.util.zip.Inflater.inflate:([BII)I
istore 8
start local 8 4: iload 8
iload 6
if_icmpeq 8
5: new java.util.zip.DataFormatException
dup
new java.lang.StringBuilder
dup
iload 8
invokestatic java.lang.String.valueOf:(I)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc " "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
iload 6
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.util.zip.DataFormatException.<init>:(Ljava/lang/String;)V
athrow
end local 8 6: StackMap locals: org.h2.compress.CompressDeflate byte[] int int byte[] int int java.util.zip.Inflater
StackMap stack: java.util.zip.DataFormatException
astore 8
start local 8 7: ldc 90104
aload 8
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 8 8: StackMap locals:
StackMap stack:
aload 7
invokevirtual java.util.zip.Inflater.end:()V
9: return
end local 7 end local 6 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 10 0 this Lorg/h2/compress/CompressDeflate;
0 10 1 in [B
0 10 2 inPos I
0 10 3 inLen I
0 10 4 out [B
0 10 5 outPos I
0 10 6 outLen I
1 10 7 decompresser Ljava/util/zip/Inflater;
4 6 8 len I
7 8 8 e Ljava/util/zip/DataFormatException;
Exception table:
from to target type
3 6 6 Class java.util.zip.DataFormatException
MethodParameters:
Name Flags
in
inPos
inLen
out
outPos
outLen
}
SourceFile: "CompressDeflate.java"