public class org.h2.store.FileStoreInputStream extends java.io.InputStream
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: org.h2.store.FileStoreInputStream
super_class: java.io.InputStream
{
private org.h2.store.FileStore store;
descriptor: Lorg/h2/store/FileStore;
flags: (0x0002) ACC_PRIVATE
private final org.h2.store.Data page;
descriptor: Lorg/h2/store/Data;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private int remainingInBuffer;
descriptor: I
flags: (0x0002) ACC_PRIVATE
private final org.h2.tools.CompressTool compress;
descriptor: Lorg/h2/tools/CompressTool;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private boolean endOfFile;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
private final boolean alwaysClose;
descriptor: Z
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
public void <init>(org.h2.store.FileStore, org.h2.store.DataHandler, boolean, boolean);
descriptor: (Lorg/h2/store/FileStore;Lorg/h2/store/DataHandler;ZZ)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=6, args_size=5
start local 0 start local 1 start local 2 start local 3 start local 4 0: aload 0
invokespecial java.io.InputStream.<init>:()V
1: aload 0
aload 1
putfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
2: aload 0
iload 4
putfield org.h2.store.FileStoreInputStream.alwaysClose:Z
3: iload 3
ifeq 6
4: aload 0
invokestatic org.h2.tools.CompressTool.getInstance:()Lorg/h2/tools/CompressTool;
putfield org.h2.store.FileStoreInputStream.compress:Lorg/h2/tools/CompressTool;
5: goto 7
6: StackMap locals: org.h2.store.FileStoreInputStream org.h2.store.FileStore org.h2.store.DataHandler int int
StackMap stack:
aload 0
aconst_null
putfield org.h2.store.FileStoreInputStream.compress:Lorg/h2/tools/CompressTool;
7: StackMap locals:
StackMap stack:
aload 0
aload 2
bipush 16
iconst_1
invokestatic org.h2.store.Data.create:(Lorg/h2/store/DataHandler;IZ)Lorg/h2/store/Data;
putfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
8: aload 1
invokevirtual org.h2.store.FileStore.length:()J
ldc 48
lcmp
ifgt 11
9: aload 0
invokevirtual org.h2.store.FileStoreInputStream.close:()V
10: goto 15
11: StackMap locals:
StackMap stack:
aload 0
invokevirtual org.h2.store.FileStoreInputStream.fillBuffer:()V
12: goto 15
StackMap locals:
StackMap stack: java.io.IOException
13: astore 5
start local 5 14: aload 5
aload 1
getfield org.h2.store.FileStore.name:Ljava/lang/String;
invokestatic org.h2.message.DbException.convertIOException:(Ljava/io/IOException;Ljava/lang/String;)Lorg/h2/message/DbException;
athrow
end local 5 15: StackMap locals:
StackMap stack:
return
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 this Lorg/h2/store/FileStoreInputStream;
0 16 1 store Lorg/h2/store/FileStore;
0 16 2 handler Lorg/h2/store/DataHandler;
0 16 3 compression Z
0 16 4 alwaysClose Z
14 15 5 e Ljava/io/IOException;
Exception table:
from to target type
8 12 13 Class java.io.IOException
MethodParameters:
Name Flags
store
handler
compression
alwaysClose
public int available();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
ifgt 1
iconst_0
goto 2
StackMap locals:
StackMap stack:
1: aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
StackMap locals:
StackMap stack: int
2: ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Lorg/h2/store/FileStoreInputStream;
public int read(byte[]);
descriptor: ([B)I
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.h2.store.FileStoreInputStream.read:([BII)I
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/h2/store/FileStoreInputStream;
0 1 1 buff [B
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
buff
public int read(byte[], int, int);
descriptor: ([BII)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=6, args_size=4
start local 0 start local 1 start local 2 start local 3 0: iload 3
ifne 2
1: iconst_0
ireturn
2: StackMap locals:
StackMap stack:
iconst_0
istore 4
start local 4 3: goto 10
4: StackMap locals: int
StackMap stack:
aload 0
aload 1
iload 2
iload 3
invokevirtual org.h2.store.FileStoreInputStream.readBlock:([BII)I
istore 5
start local 5 5: iload 5
ifge 7
6: goto 11
7: StackMap locals: int
StackMap stack:
iload 4
iload 5
iadd
istore 4
8: iload 2
iload 5
iadd
istore 2
9: iload 3
iload 5
isub
istore 3
end local 5 10: StackMap locals:
StackMap stack:
iload 3
ifgt 4
11: StackMap locals:
StackMap stack:
iload 4
ifne 12
iconst_m1
goto 13
StackMap locals:
StackMap stack:
12: iload 4
StackMap locals:
StackMap stack: int
13: ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 14 0 this Lorg/h2/store/FileStoreInputStream;
0 14 1 b [B
0 14 2 off I
0 14 3 len I
3 14 4 read I
5 10 5 r I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
private int readBlock(byte[], int, int);
descriptor: ([BII)I
flags: (0x0002) ACC_PRIVATE
Code:
stack=4, locals=5, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
invokevirtual org.h2.store.FileStoreInputStream.fillBuffer:()V
1: aload 0
getfield org.h2.store.FileStoreInputStream.endOfFile:Z
ifeq 3
2: iconst_m1
ireturn
3: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
iload 3
invokestatic java.lang.Math.min:(II)I
istore 4
start local 4 4: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
aload 1
iload 2
iload 4
invokevirtual org.h2.store.Data.read:([BII)V
5: aload 0
dup
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
iload 4
isub
putfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
6: 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 7 0 this Lorg/h2/store/FileStoreInputStream;
0 7 1 buff [B
0 7 2 off I
0 7 3 len I
4 7 4 l I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
buff
off
len
private void fillBuffer();
descriptor: ()V
flags: (0x0002) ACC_PRIVATE
Code:
stack=4, locals=4, args_size=1
start local 0 0: aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
ifgt 1
aload 0
getfield org.h2.store.FileStoreInputStream.endOfFile:Z
ifeq 2
1: StackMap locals:
StackMap stack:
return
2: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.reset:()V
3: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
invokevirtual org.h2.store.FileStore.openFile:()V
4: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
invokevirtual org.h2.store.FileStore.length:()J
aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
invokevirtual org.h2.store.FileStore.getFilePointer:()J
lcmp
ifne 7
5: aload 0
invokevirtual org.h2.store.FileStoreInputStream.close:()V
6: return
7: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.getBytes:()[B
iconst_0
bipush 16
invokevirtual org.h2.store.FileStore.readFully:([BII)V
8: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.reset:()V
9: aload 0
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readInt:()I
putfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
10: aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
ifge 13
11: aload 0
invokevirtual org.h2.store.FileStoreInputStream.close:()V
12: return
13: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
invokevirtual org.h2.store.Data.checkCapacity:(I)V
14: aload 0
getfield org.h2.store.FileStoreInputStream.compress:Lorg/h2/tools/CompressTool;
ifnull 17
15: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
iconst_4
invokevirtual org.h2.store.Data.checkCapacity:(I)V
16: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readInt:()I
pop
17: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.length:()I
aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
iadd
invokevirtual org.h2.store.Data.setPos:(I)V
18: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.fillAligned:()V
19: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.length:()I
bipush 16
isub
istore 1
start local 1 20: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.reset:()V
21: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readInt:()I
pop
22: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.getBytes:()[B
bipush 16
iload 1
invokevirtual org.h2.store.FileStore.readFully:([BII)V
23: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.reset:()V
24: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readInt:()I
pop
25: aload 0
getfield org.h2.store.FileStoreInputStream.compress:Lorg/h2/tools/CompressTool;
ifnull 33
26: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readInt:()I
istore 2
start local 2 27: aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
invokestatic org.h2.util.Utils.newBytes:(I)[B
astore 3
start local 3 28: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
aload 3
iconst_0
aload 0
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
invokevirtual org.h2.store.Data.read:([BII)V
29: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.reset:()V
30: aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
iload 2
invokevirtual org.h2.store.Data.checkCapacity:(I)V
31: aload 3
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.getBytes:()[B
iconst_0
invokestatic org.h2.tools.CompressTool.expand:([B[BI)V
32: aload 0
iload 2
putfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
end local 3 end local 2 33: StackMap locals: int
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.alwaysClose:Z
ifeq 35
34: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
invokevirtual org.h2.store.FileStore.closeFile:()V
35: StackMap locals:
StackMap stack:
return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 36 0 this Lorg/h2/store/FileStoreInputStream;
20 36 1 len I
27 33 2 uncompressed I
28 33 3 buff [B
Exceptions:
throws java.io.IOException
public void close();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=1
start local 0 0: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
ifnull 8
1: aload 0
getfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
invokevirtual org.h2.store.FileStore.close:()V
2: aload 0
iconst_1
putfield org.h2.store.FileStoreInputStream.endOfFile:Z
3: goto 7
StackMap locals:
StackMap stack: java.lang.Throwable
4: astore 1
5: aload 0
aconst_null
putfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
6: aload 1
athrow
7: StackMap locals:
StackMap stack:
aload 0
aconst_null
putfield org.h2.store.FileStoreInputStream.store:Lorg/h2/store/FileStore;
8: StackMap locals:
StackMap stack:
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Lorg/h2/store/FileStoreInputStream;
Exception table:
from to target type
1 4 4 any
protected void finalize();
descriptor: ()V
flags: (0x0004) ACC_PROTECTED
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual org.h2.store.FileStoreInputStream.close:()V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lorg/h2/store/FileStoreInputStream;
public int read();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=1
start local 0 0: aload 0
invokevirtual org.h2.store.FileStoreInputStream.fillBuffer:()V
1: aload 0
getfield org.h2.store.FileStoreInputStream.endOfFile:Z
ifeq 3
2: iconst_m1
ireturn
3: StackMap locals:
StackMap stack:
aload 0
getfield org.h2.store.FileStoreInputStream.page:Lorg/h2/store/Data;
invokevirtual org.h2.store.Data.readByte:()B
sipush 255
iand
istore 1
start local 1 4: aload 0
dup
getfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
iconst_1
isub
putfield org.h2.store.FileStoreInputStream.remainingInBuffer:I
5: iload 1
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lorg/h2/store/FileStoreInputStream;
4 6 1 i I
Exceptions:
throws java.io.IOException
}
SourceFile: "FileStoreInputStream.java"