public class java.io.DataOutputStream extends java.io.FilterOutputStream implements java.io.DataOutput
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: java.io.DataOutputStream
super_class: java.io.FilterOutputStream
{
protected int written;
descriptor: I
flags: (0x0004) ACC_PROTECTED
private byte[] bytearr;
descriptor: [B
flags: (0x0002) ACC_PRIVATE
private byte[] writeBuffer;
descriptor: [B
flags: (0x0002) ACC_PRIVATE
public void <init>(java.io.OutputStream);
descriptor: (Ljava/io/OutputStream;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
invokespecial java.io.FilterOutputStream.<init>:(Ljava/io/OutputStream;)V
1: aload 0
aconst_null
putfield java.io.DataOutputStream.bytearr:[B
2: aload 0
bipush 8
newarray 8
putfield java.io.DataOutputStream.writeBuffer:[B
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/io/DataOutputStream;
0 4 1 out Ljava/io/OutputStream;
MethodParameters:
Name Flags
out
private void incCount(int);
descriptor: (I)V
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=3, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.written:I
iload 1
iadd
istore 2
start local 2 1: iload 2
ifge 3
2: ldc 2147483647
istore 2
3: StackMap locals: int
StackMap stack:
aload 0
iload 2
putfield java.io.DataOutputStream.written:I
4: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/io/DataOutputStream;
0 5 1 value I
1 5 2 temp I
MethodParameters:
Name Flags
value
public synchronized void write(int);
descriptor: (I)V
flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
invokevirtual java.io.OutputStream.write:(I)V
1: aload 0
iconst_1
invokevirtual java.io.DataOutputStream.incCount:(I)V
2: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/io/DataOutputStream;
0 3 1 b I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
public synchronized void write(byte[], int, int);
descriptor: ([BII)V
flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
Code:
stack=4, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
aload 1
iload 2
iload 3
invokevirtual java.io.OutputStream.write:([BII)V
1: aload 0
iload 3
invokevirtual java.io.DataOutputStream.incCount:(I)V
2: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/io/DataOutputStream;
0 3 1 b [B
0 3 2 off I
0 3 3 len I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
public void flush();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
invokevirtual java.io.OutputStream.flush:()V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/io/DataOutputStream;
Exceptions:
throws java.io.IOException
public final void writeBoolean(boolean);
descriptor: (Z)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
ifeq 1
iconst_1
goto 2
StackMap locals:
StackMap stack: java.io.OutputStream
1: iconst_0
StackMap locals: java.io.DataOutputStream int
StackMap stack: java.io.OutputStream int
2: invokevirtual java.io.OutputStream.write:(I)V
3: aload 0
iconst_1
invokevirtual java.io.DataOutputStream.incCount:(I)V
4: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/io/DataOutputStream;
0 5 1 v Z
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeByte(int);
descriptor: (I)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
invokevirtual java.io.OutputStream.write:(I)V
1: aload 0
iconst_1
invokevirtual java.io.DataOutputStream.incCount:(I)V
2: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/io/DataOutputStream;
0 3 1 v I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeShort(int);
descriptor: (I)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
bipush 8
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
1: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
iconst_0
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
2: aload 0
iconst_2
invokevirtual java.io.DataOutputStream.incCount:(I)V
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/io/DataOutputStream;
0 4 1 v I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeChar(int);
descriptor: (I)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
bipush 8
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
1: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
iconst_0
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
2: aload 0
iconst_2
invokevirtual java.io.DataOutputStream.incCount:(I)V
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/io/DataOutputStream;
0 4 1 v I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeInt(int);
descriptor: (I)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
bipush 24
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
1: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
bipush 16
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
2: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
bipush 8
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
3: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 1
iconst_0
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
4: aload 0
iconst_4
invokevirtual java.io.DataOutputStream.incCount:(I)V
5: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljava/io/DataOutputStream;
0 6 1 v I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeLong(long);
descriptor: (J)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_0
lload 1
bipush 56
lushr
l2i
i2b
bastore
1: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_1
lload 1
bipush 48
lushr
l2i
i2b
bastore
2: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_2
lload 1
bipush 40
lushr
l2i
i2b
bastore
3: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_3
lload 1
bipush 32
lushr
l2i
i2b
bastore
4: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_4
lload 1
bipush 24
lushr
l2i
i2b
bastore
5: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_5
lload 1
bipush 16
lushr
l2i
i2b
bastore
6: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
bipush 6
lload 1
bipush 8
lushr
l2i
i2b
bastore
7: aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
bipush 7
lload 1
iconst_0
lushr
l2i
i2b
bastore
8: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
aload 0
getfield java.io.DataOutputStream.writeBuffer:[B
iconst_0
bipush 8
invokevirtual java.io.OutputStream.write:([BII)V
9: aload 0
bipush 8
invokevirtual java.io.DataOutputStream.incCount:(I)V
10: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 11 0 this Ljava/io/DataOutputStream;
0 11 1 v J
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeFloat(float);
descriptor: (F)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
fload 1
invokestatic java.lang.Float.floatToIntBits:(F)I
invokevirtual java.io.DataOutputStream.writeInt:(I)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/io/DataOutputStream;
0 2 1 v F
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeDouble(double);
descriptor: (D)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 0
dload 1
invokestatic java.lang.Double.doubleToLongBits:(D)J
invokevirtual java.io.DataOutputStream.writeLong:(J)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/io/DataOutputStream;
0 2 1 v D
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
v
public final void writeBytes(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=4, args_size=2
start local 0 start local 1 0: aload 1
invokevirtual java.lang.String.length:()I
istore 2
start local 2 1: iconst_0
istore 3
start local 3 2: goto 5
3: StackMap locals: int int
StackMap stack:
aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
aload 1
iload 3
invokevirtual java.lang.String.charAt:(I)C
i2b
invokevirtual java.io.OutputStream.write:(I)V
4: iinc 3 1
StackMap locals:
StackMap stack:
5: iload 3
iload 2
if_icmplt 3
end local 3 6: aload 0
iload 2
invokevirtual java.io.DataOutputStream.incCount:(I)V
7: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Ljava/io/DataOutputStream;
0 8 1 s Ljava/lang/String;
1 8 2 len I
2 6 3 i I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
s
public final void writeChars(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=5, args_size=2
start local 0 start local 1 0: aload 1
invokevirtual java.lang.String.length:()I
istore 2
start local 2 1: iconst_0
istore 3
start local 3 2: goto 7
3: StackMap locals: int int
StackMap stack:
aload 1
iload 3
invokevirtual java.lang.String.charAt:(I)C
istore 4
start local 4 4: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 4
bipush 8
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
5: aload 0
getfield java.io.DataOutputStream.out:Ljava/io/OutputStream;
iload 4
iconst_0
iushr
sipush 255
iand
invokevirtual java.io.OutputStream.write:(I)V
end local 4 6: iinc 3 1
StackMap locals:
StackMap stack:
7: iload 3
iload 2
if_icmplt 3
end local 3 8: aload 0
iload 2
iconst_2
imul
invokevirtual java.io.DataOutputStream.incCount:(I)V
9: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Ljava/io/DataOutputStream;
0 10 1 s Ljava/lang/String;
1 10 2 len I
2 8 3 i I
4 6 4 v I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
s
public final void writeUTF(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 0
invokestatic java.io.DataOutputStream.writeUTF:(Ljava/lang/String;Ljava/io/DataOutput;)I
pop
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/io/DataOutputStream;
0 2 1 str Ljava/lang/String;
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
str
static int writeUTF(java.lang.String, java.io.DataOutput);
descriptor: (Ljava/lang/String;Ljava/io/DataOutput;)I
flags: (0x0008) ACC_STATIC
Code:
stack=5, locals=8, args_size=2
start local 0 start local 1 0: aload 0
invokevirtual java.lang.String.length:()I
istore 2
start local 2 1: iconst_0
istore 3
start local 3 2: iconst_0
istore 5
start local 5 3: iconst_0
istore 6
start local 6 4: goto 14
5: StackMap locals: java.lang.String java.io.DataOutput int int top int int
StackMap stack:
aload 0
iload 6
invokevirtual java.lang.String.charAt:(I)C
istore 4
start local 4 6: iload 4
iconst_1
if_icmplt 9
iload 4
bipush 127
if_icmpgt 9
7: iinc 3 1
8: goto 13
StackMap locals: java.lang.String java.io.DataOutput int int int int int
StackMap stack:
9: iload 4
sipush 2047
if_icmple 12
10: iinc 3 3
11: goto 13
12: StackMap locals:
StackMap stack:
iinc 3 2
13: StackMap locals:
StackMap stack:
iinc 6 1
end local 4 StackMap locals: java.lang.String java.io.DataOutput int int top int int
StackMap stack:
14: iload 6
iload 2
if_icmplt 5
end local 6 15: iload 3
ldc 65535
if_icmple 19
16: new java.io.UTFDataFormatException
dup
17: new java.lang.StringBuilder
dup
ldc "encoded string too long: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
iload 3
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
ldc " bytes"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
18: invokespecial java.io.UTFDataFormatException.<init>:(Ljava/lang/String;)V
athrow
19: StackMap locals:
StackMap stack:
aconst_null
astore 6
start local 6 20: aload 1
instanceof java.io.DataOutputStream
ifeq 26
21: aload 1
checkcast java.io.DataOutputStream
astore 7
start local 7 22: aload 7
getfield java.io.DataOutputStream.bytearr:[B
ifnull 23
aload 7
getfield java.io.DataOutputStream.bytearr:[B
arraylength
iload 3
iconst_2
iadd
if_icmpge 24
23: StackMap locals: byte[] java.io.DataOutputStream
StackMap stack:
aload 7
iload 3
iconst_2
imul
iconst_2
iadd
newarray 8
putfield java.io.DataOutputStream.bytearr:[B
24: StackMap locals:
StackMap stack:
aload 7
getfield java.io.DataOutputStream.bytearr:[B
astore 6
end local 7 25: goto 27
26: StackMap locals:
StackMap stack:
iload 3
iconst_2
iadd
newarray 8
astore 6
27: StackMap locals:
StackMap stack:
aload 6
iload 5
iinc 5 1
iload 3
bipush 8
iushr
sipush 255
iand
i2b
bastore
28: aload 6
iload 5
iinc 5 1
iload 3
iconst_0
iushr
sipush 255
iand
i2b
bastore
29: iconst_0
istore 7
start local 7 30: iconst_0
istore 7
goto 35
31: StackMap locals: int
StackMap stack:
aload 0
iload 7
invokevirtual java.lang.String.charAt:(I)C
istore 4
start local 4 32: iload 4
iconst_1
if_icmplt 49
iload 4
bipush 127
if_icmple 33
goto 49
33: StackMap locals: java.lang.String java.io.DataOutput int int int int byte[] int
StackMap stack:
aload 6
iload 5
iinc 5 1
iload 4
i2b
bastore
34: iinc 7 1
end local 4 StackMap locals: java.lang.String java.io.DataOutput int int top int byte[] int
StackMap stack:
35: iload 7
iload 2
if_icmplt 31
36: goto 49
37: StackMap locals:
StackMap stack:
aload 0
iload 7
invokevirtual java.lang.String.charAt:(I)C
istore 4
start local 4 38: iload 4
iconst_1
if_icmplt 41
iload 4
bipush 127
if_icmpgt 41
39: aload 6
iload 5
iinc 5 1
iload 4
i2b
bastore
40: goto 48
StackMap locals: java.lang.String java.io.DataOutput int int int int byte[] int
StackMap stack:
41: iload 4
sipush 2047
if_icmple 46
42: aload 6
iload 5
iinc 5 1
sipush 224
iload 4
bipush 12
ishr
bipush 15
iand
ior
i2b
bastore
43: aload 6
iload 5
iinc 5 1
sipush 128
iload 4
bipush 6
ishr
bipush 63
iand
ior
i2b
bastore
44: aload 6
iload 5
iinc 5 1
sipush 128
iload 4
iconst_0
ishr
bipush 63
iand
ior
i2b
bastore
45: goto 48
46: StackMap locals:
StackMap stack:
aload 6
iload 5
iinc 5 1
sipush 192
iload 4
bipush 6
ishr
bipush 31
iand
ior
i2b
bastore
47: aload 6
iload 5
iinc 5 1
sipush 128
iload 4
iconst_0
ishr
bipush 63
iand
ior
i2b
bastore
48: StackMap locals:
StackMap stack:
iinc 7 1
end local 4 StackMap locals: java.lang.String java.io.DataOutput int int top int byte[] int
StackMap stack:
49: iload 7
iload 2
if_icmplt 37
50: aload 1
aload 6
iconst_0
iload 3
iconst_2
iadd
invokeinterface java.io.DataOutput.write:([BII)V
51: iload 3
iconst_2
iadd
ireturn
end local 7 end local 6 end local 5 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 52 0 str Ljava/lang/String;
0 52 1 out Ljava/io/DataOutput;
1 52 2 strlen I
2 52 3 utflen I
6 14 4 c I
32 35 4 c I
38 49 4 c I
3 52 5 count I
4 15 6 i I
20 52 6 bytearr [B
22 25 7 dos Ljava/io/DataOutputStream;
30 52 7 i I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
str
out
public final int size();
descriptor: ()I
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.io.DataOutputStream.written:I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/DataOutputStream;
}
SourceFile: "DataOutputStream.java"