class java.nio.channels.Channels$ReadableByteChannelImpl extends java.nio.channels.spi.AbstractInterruptibleChannel implements java.nio.channels.ReadableByteChannel
minor version: 0
major version: 59
flags: flags: (0x0020) ACC_SUPER
this_class: java.nio.channels.Channels$ReadableByteChannelImpl
super_class: java.nio.channels.spi.AbstractInterruptibleChannel
{
java.io.InputStream in;
descriptor: Ljava/io/InputStream;
flags: (0x0000)
private static final int TRANSFER_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 8192
private byte[] buf;
descriptor: [B
flags: (0x0002) ACC_PRIVATE
private boolean open;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
private java.lang.Object readLock;
descriptor: Ljava/lang/Object;
flags: (0x0002) ACC_PRIVATE
void <init>(java.io.InputStream);
descriptor: (Ljava/io/InputStream;)V
flags: (0x0000)
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.nio.channels.spi.AbstractInterruptibleChannel.<init>:()V
1: aload 0
iconst_0
newarray 8
putfield java.nio.channels.Channels$ReadableByteChannelImpl.buf:[B
2: aload 0
iconst_1
putfield java.nio.channels.Channels$ReadableByteChannelImpl.open:Z
3: aload 0
new java.lang.Object
dup
invokespecial java.lang.Object.<init>:()V
putfield java.nio.channels.Channels$ReadableByteChannelImpl.readLock:Ljava/lang/Object;
4: aload 0
aload 1
putfield java.nio.channels.Channels$ReadableByteChannelImpl.in:Ljava/io/InputStream;
5: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljava/nio/channels/Channels$ReadableByteChannelImpl;
0 6 1 in Ljava/io/InputStream;
MethodParameters:
Name Flags
in
public int read(java.nio.ByteBuffer);
descriptor: (Ljava/nio/ByteBuffer;)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=8, args_size=2
start local 0 start local 1 0: aload 1
invokevirtual java.nio.ByteBuffer.remaining:()I
istore 2
start local 2 1: iconst_0
istore 3
start local 3 2: iconst_0
istore 4
start local 4 3: aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.readLock:Ljava/lang/Object;
dup
astore 5
monitorenter
4: goto 27
5: StackMap locals: java.nio.channels.Channels$ReadableByteChannelImpl java.nio.ByteBuffer int int int java.lang.Object
StackMap stack:
iload 2
iload 3
isub
6: sipush 8192
7: invokestatic java.lang.Math.min:(II)I
istore 6
start local 6 8: aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.buf:[B
arraylength
iload 6
if_icmpge 10
9: aload 0
iload 6
newarray 8
putfield java.nio.channels.Channels$ReadableByteChannelImpl.buf:[B
10: StackMap locals: int
StackMap stack:
iload 3
ifle 12
aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.in:Ljava/io/InputStream;
invokevirtual java.io.InputStream.available:()I
ifgt 12
11: goto 28
12: StackMap locals:
StackMap stack:
aload 0
invokevirtual java.nio.channels.Channels$ReadableByteChannelImpl.begin:()V
13: aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.in:Ljava/io/InputStream;
aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.buf:[B
iconst_0
iload 6
invokevirtual java.io.InputStream.read:([BII)I
istore 4
14: goto 20
StackMap locals:
StackMap stack: java.lang.Throwable
15: astore 7
16: aload 0
iload 4
ifle 17
iconst_1
goto 18
StackMap locals: java.nio.channels.Channels$ReadableByteChannelImpl java.nio.ByteBuffer int int int java.lang.Object int java.lang.Throwable
StackMap stack: java.nio.channels.Channels$ReadableByteChannelImpl
17: iconst_0
StackMap locals: java.nio.channels.Channels$ReadableByteChannelImpl java.nio.ByteBuffer int int int java.lang.Object int java.lang.Throwable
StackMap stack: java.nio.channels.Channels$ReadableByteChannelImpl int
18: invokevirtual java.nio.channels.Channels$ReadableByteChannelImpl.end:(Z)V
19: aload 7
athrow
20: StackMap locals:
StackMap stack:
aload 0
iload 4
ifle 21
iconst_1
goto 22
StackMap locals:
StackMap stack: java.nio.channels.Channels$ReadableByteChannelImpl
21: iconst_0
StackMap locals: java.nio.channels.Channels$ReadableByteChannelImpl java.nio.ByteBuffer int int int java.lang.Object int
StackMap stack: java.nio.channels.Channels$ReadableByteChannelImpl int
22: invokevirtual java.nio.channels.Channels$ReadableByteChannelImpl.end:(Z)V
23: iload 4
ifge 25
24: goto 28
25: StackMap locals:
StackMap stack:
iload 3
iload 4
iadd
istore 3
26: aload 1
aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.buf:[B
iconst_0
iload 4
invokevirtual java.nio.ByteBuffer.put:([BII)Ljava/nio/ByteBuffer;
pop
end local 6 27: StackMap locals:
StackMap stack:
iload 3
iload 2
if_icmplt 5
28: StackMap locals:
StackMap stack:
iload 4
ifge 31
iload 3
ifne 31
29: aload 5
monitorexit
30: iconst_m1
ireturn
31: StackMap locals:
StackMap stack:
iload 3
aload 5
monitorexit
32: ireturn
33: StackMap locals:
StackMap stack: java.lang.Throwable
aload 5
monitorexit
34: athrow
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 35 0 this Ljava/nio/channels/Channels$ReadableByteChannelImpl;
0 35 1 dst Ljava/nio/ByteBuffer;
1 35 2 len I
2 35 3 totalRead I
3 35 4 bytesRead I
8 27 6 bytesToRead I
Exception table:
from to target type
12 15 15 any
4 30 33 any
31 32 33 any
33 34 33 any
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
dst
protected void implCloseChannel();
descriptor: ()V
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.nio.channels.Channels$ReadableByteChannelImpl.in:Ljava/io/InputStream;
invokevirtual java.io.InputStream.close:()V
1: aload 0
iconst_0
putfield java.nio.channels.Channels$ReadableByteChannelImpl.open:Z
2: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/nio/channels/Channels$ReadableByteChannelImpl;
Exceptions:
throws java.io.IOException
}
SourceFile: "Channels.java"
NestHost: java.nio.channels.Channels
InnerClasses:
private ReadableByteChannelImpl = java.nio.channels.Channels$ReadableByteChannelImpl of java.nio.channels.Channels