-
InputStream
-
MAX_SKIP_BUFFER_SIZE: int
-
DEFAULT_BUFFER_SIZE: int
-
MAX_BUFFER_SIZE: int
-
<init>(): void
-
read(): int
-
read(byte[]): int
-
read(byte[], int, int): int
-
readAllBytes(): byte[]
-
readNBytes(byte[], int, int): int
-
skip(long): long
-
available(): int
-
close(): void
-
mark(int): void
-
reset(): void
-
markSupported(): boolean
-
transferTo(OutputStream): long
-
public abstract class java.io.InputStream implements java.io.Closeable
minor version: 0
major version: 59
flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
this_class: java.io.InputStream
super_class: java.lang.Object
{
private static final int MAX_SKIP_BUFFER_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 2048
private static final int DEFAULT_BUFFER_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 8192
private static final int MAX_BUFFER_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 2147483639
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 // java.io.InputStream this
0: .line 48
aload 0 /* this */
invokespecial java.lang.Object.<init>:()V
return
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
public abstract int read();
descriptor: ()I
flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
Exceptions:
throws java.io.IOException
public int read(byte[]);
descriptor: ([B)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=2, args_size=2
start local 0 // java.io.InputStream this
start local 1 // byte[] b
0: .line 106
aload 0 /* this */
aload 1 /* b */
iconst_0
aload 1 /* b */
arraylength
invokevirtual java.io.InputStream.read:([BII)I
ireturn
end local 1 // byte[] b
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
0 1 1 b [B
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
public int read(byte[], int, int);
descriptor: ([BII)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=6, args_size=4
start local 0 // java.io.InputStream this
start local 1 // byte[] b
start local 2 // int off
start local 3 // int len
0: .line 167
aload 1 /* b */
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
pop
1: .line 168
iload 2 /* off */
iload 3 /* len */
aload 1 /* b */
arraylength
invokestatic java.util.Objects.checkFromIndexSize:(III)I
pop
2: .line 169
iload 3 /* len */
ifne 4
3: .line 170
iconst_0
ireturn
4: .line 173
StackMap locals:
StackMap stack:
aload 0 /* this */
invokevirtual java.io.InputStream.read:()I
istore 4 /* c */
start local 4 // int c
5: .line 174
iload 4 /* c */
iconst_m1
if_icmpne 7
6: .line 175
iconst_m1
ireturn
7: .line 177
StackMap locals: int
StackMap stack:
aload 1 /* b */
iload 2 /* off */
iload 4 /* c */
i2b
bastore
8: .line 179
iconst_1
istore 5 /* i */
start local 5 // int i
9: .line 181
goto 15
10: .line 182
StackMap locals: int
StackMap stack:
aload 0 /* this */
invokevirtual java.io.InputStream.read:()I
istore 4 /* c */
11: .line 183
iload 4 /* c */
iconst_m1
if_icmpne 13
12: .line 184
goto 18
13: .line 186
StackMap locals:
StackMap stack:
aload 1 /* b */
iload 2 /* off */
iload 5 /* i */
iadd
iload 4 /* c */
i2b
bastore
14: .line 181
iinc 5 /* i */ 1
StackMap locals:
StackMap stack:
15: iload 5 /* i */
iload 3 /* len */
if_icmplt 10
16: .line 188
goto 18
StackMap locals:
StackMap stack: java.io.IOException
17: pop
18: .line 190
StackMap locals:
StackMap stack:
iload 5 /* i */
ireturn
end local 5 // int i
end local 4 // int c
end local 3 // int len
end local 2 // int off
end local 1 // byte[] b
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 19 0 this Ljava/io/InputStream;
0 19 1 b [B
0 19 2 off I
0 19 3 len I
5 19 4 c I
9 19 5 i I
Exception table:
from to target type
9 16 17 Class java.io.IOException
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
public byte[] readAllBytes();
descriptor: ()[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=5, args_size=1
start local 0 // java.io.InputStream this
0: .line 232
sipush 8192
newarray 8
astore 1 /* buf */
start local 1 // byte[] buf
1: .line 233
aload 1 /* buf */
arraylength
istore 2 /* capacity */
start local 2 // int capacity
2: .line 234
iconst_0
istore 3 /* nread */
start local 3 // int nread
3: .line 238
goto 5
start local 4 // int n
4: .line 239
StackMap locals: java.io.InputStream byte[] int int int
StackMap stack:
iload 3 /* nread */
iload 4 /* n */
iadd
istore 3 /* nread */
end local 4 // int n
5: .line 238
StackMap locals:
StackMap stack:
aload 0 /* this */
aload 1 /* buf */
iload 3 /* nread */
iload 2 /* capacity */
iload 3 /* nread */
isub
invokevirtual java.io.InputStream.read:([BII)I
dup
istore 4 /* n */
start local 4 // int n
6: ifgt 4
7: .line 242
iload 4 /* n */
ifge 9
8: .line 243
goto 17
9: .line 246
StackMap locals: int
StackMap stack:
iload 2 /* capacity */
ldc 2147483639
iload 2 /* capacity */
isub
if_icmpgt 12
10: .line 247
iload 2 /* capacity */
iconst_1
ishl
istore 2 /* capacity */
11: .line 248
goto 15
12: .line 249
StackMap locals:
StackMap stack:
iload 2 /* capacity */
ldc 2147483639
if_icmpne 14
13: .line 250
new java.lang.OutOfMemoryError
dup
ldc "Required array size too large"
invokespecial java.lang.OutOfMemoryError.<init>:(Ljava/lang/String;)V
athrow
14: .line 251
StackMap locals:
StackMap stack:
ldc 2147483639
istore 2 /* capacity */
15: .line 253
StackMap locals:
StackMap stack:
aload 1 /* buf */
iload 2 /* capacity */
invokestatic java.util.Arrays.copyOf:([BI)[B
astore 1 /* buf */
end local 4 // int n
16: .line 236
goto 5
start local 4 // int n
17: .line 255
StackMap locals:
StackMap stack:
iload 2 /* capacity */
iload 3 /* nread */
if_icmpne 18
aload 1 /* buf */
goto 19
StackMap locals:
StackMap stack:
18: aload 1 /* buf */
iload 3 /* nread */
invokestatic java.util.Arrays.copyOf:([BI)[B
StackMap locals:
StackMap stack: byte[]
19: areturn
end local 4 // int n
end local 3 // int nread
end local 2 // int capacity
end local 1 // byte[] buf
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 20 0 this Ljava/io/InputStream;
1 20 1 buf [B
2 20 2 capacity I
3 20 3 nread I
4 5 4 n I
6 16 4 n I
17 20 4 n I
Exceptions:
throws java.io.IOException
public int readNBytes(byte[], int, int);
descriptor: ([BII)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=6, args_size=4
start local 0 // java.io.InputStream this
start local 1 // byte[] b
start local 2 // int off
start local 3 // int len
0: .line 302
aload 1 /* b */
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
pop
1: .line 303
iload 2 /* off */
iload 3 /* len */
aload 1 /* b */
arraylength
invokestatic java.util.Objects.checkFromIndexSize:(III)I
pop
2: .line 305
iconst_0
istore 4 /* n */
start local 4 // int n
3: .line 306
goto 8
4: .line 307
StackMap locals: int
StackMap stack:
aload 0 /* this */
aload 1 /* b */
iload 2 /* off */
iload 4 /* n */
iadd
iload 3 /* len */
iload 4 /* n */
isub
invokevirtual java.io.InputStream.read:([BII)I
istore 5 /* count */
start local 5 // int count
5: .line 308
iload 5 /* count */
ifge 7
6: .line 309
goto 9
7: .line 310
StackMap locals: int
StackMap stack:
iload 4 /* n */
iload 5 /* count */
iadd
istore 4 /* n */
end local 5 // int count
8: .line 306
StackMap locals:
StackMap stack:
iload 4 /* n */
iload 3 /* len */
if_icmplt 4
9: .line 312
StackMap locals:
StackMap stack:
iload 4 /* n */
ireturn
end local 4 // int n
end local 3 // int len
end local 2 // int off
end local 1 // byte[] b
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Ljava/io/InputStream;
0 10 1 b [B
0 10 2 off I
0 10 3 len I
3 10 4 n I
5 8 5 count I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
b
off
len
public long skip(long);
descriptor: (J)J
flags: (0x0001) ACC_PUBLIC
Code:
stack=7, locals=8, args_size=2
start local 0 // java.io.InputStream this
start local 1 // long n
0: .line 338
lload 1 /* n */
lstore 3 /* remaining */
start local 3 // long remaining
1: .line 341
lload 1 /* n */
lconst_0
lcmp
ifgt 3
2: .line 342
lconst_0
lreturn
3: .line 345
StackMap locals: long
StackMap stack:
ldc 2048
lload 3 /* remaining */
invokestatic java.lang.Math.min:(JJ)J
l2i
istore 6 /* size */
start local 6 // int size
4: .line 346
iload 6 /* size */
newarray 8
astore 7 /* skipBuffer */
start local 7 // byte[] skipBuffer
5: .line 347
goto 10
6: .line 348
StackMap locals: java.io.InputStream long long top int byte[]
StackMap stack:
aload 0 /* this */
aload 7 /* skipBuffer */
iconst_0
iload 6 /* size */
i2l
lload 3 /* remaining */
invokestatic java.lang.Math.min:(JJ)J
l2i
invokevirtual java.io.InputStream.read:([BII)I
istore 5 /* nr */
start local 5 // int nr
7: .line 349
iload 5 /* nr */
ifge 9
8: .line 350
goto 11
9: .line 352
StackMap locals: java.io.InputStream long long int int byte[]
StackMap stack:
lload 3 /* remaining */
iload 5 /* nr */
i2l
lsub
lstore 3 /* remaining */
end local 5 // int nr
10: .line 347
StackMap locals: java.io.InputStream long long top int byte[]
StackMap stack:
lload 3 /* remaining */
lconst_0
lcmp
ifgt 6
11: .line 355
StackMap locals:
StackMap stack:
lload 1 /* n */
lload 3 /* remaining */
lsub
lreturn
end local 7 // byte[] skipBuffer
end local 6 // int size
end local 3 // long remaining
end local 1 // long n
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 12 0 this Ljava/io/InputStream;
0 12 1 n J
1 12 3 remaining J
7 10 5 nr I
4 12 6 size I
5 12 7 skipBuffer [B
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
n
public int available();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 // java.io.InputStream this
0: .line 385
iconst_0
ireturn
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
Exceptions:
throws java.io.IOException
public void close();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=0, locals=1, args_size=1
start local 0 // java.io.InputStream this
0: .line 397
return
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
Exceptions:
throws java.io.IOException
public synchronized void mark(int);
descriptor: (I)V
flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
Code:
stack=0, locals=2, args_size=2
start local 0 // java.io.InputStream this
start local 1 // int readlimit
0: .line 425
return
end local 1 // int readlimit
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
0 1 1 readlimit I
MethodParameters:
Name Flags
readlimit
public synchronized void reset();
descriptor: ()V
flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
Code:
stack=3, locals=1, args_size=1
start local 0 // java.io.InputStream this
0: .line 472
new java.io.IOException
dup
ldc "mark/reset not supported"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
Exceptions:
throws java.io.IOException
public boolean markSupported();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 // java.io.InputStream this
0: .line 488
iconst_0
ireturn
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/io/InputStream;
public long transferTo(java.io.OutputStream);
descriptor: (Ljava/io/OutputStream;)J
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=6, args_size=2
start local 0 // java.io.InputStream this
start local 1 // java.io.OutputStream out
0: .line 517
aload 1 /* out */
ldc "out"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
pop
1: .line 518
lconst_0
lstore 2 /* transferred */
start local 2 // long transferred
2: .line 519
sipush 8192
newarray 8
astore 4 /* buffer */
start local 4 // byte[] buffer
3: .line 521
goto 6
start local 5 // int read
4: .line 522
StackMap locals: long byte[] int
StackMap stack:
aload 1 /* out */
aload 4 /* buffer */
iconst_0
iload 5 /* read */
invokevirtual java.io.OutputStream.write:([BII)V
5: .line 523
lload 2 /* transferred */
iload 5 /* read */
i2l
ladd
lstore 2 /* transferred */
end local 5 // int read
6: .line 521
StackMap locals:
StackMap stack:
aload 0 /* this */
aload 4 /* buffer */
iconst_0
sipush 8192
invokevirtual java.io.InputStream.read:([BII)I
dup
istore 5 /* read */
start local 5 // int read
7: ifge 4
8: .line 525
lload 2 /* transferred */
lreturn
end local 5 // int read
end local 4 // byte[] buffer
end local 2 // long transferred
end local 1 // java.io.OutputStream out
end local 0 // java.io.InputStream this
LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Ljava/io/InputStream;
0 9 1 out Ljava/io/OutputStream;
2 9 2 transferred J
3 9 4 buffer [B
4 6 5 read I
7 9 5 read I
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
out
}
SourceFile: "InputStream.java"