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dragonwell11
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e97a7d78
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dragonwell11
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体验新版 GitCode,发现更多精彩内容 >>
提交
e97a7d78
编写于
3月 18, 2020
作者:
B
bpb
浏览文件
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浏览文件
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电子邮件补丁
差异文件
8238920: Better Buffer support
Reviewed-by: alanb, ahgross, rhalade, psandoz
上级
bb6d667a
变更
1
显示空白变更内容
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Showing
1 changed file
with
17 addition
and
13 deletion
+17
-13
src/java.base/share/classes/java/nio/Buffer.java
src/java.base/share/classes/java/nio/Buffer.java
+17
-13
未找到文件。
src/java.base/share/classes/java/nio/Buffer.java
浏览文件 @
e97a7d78
/*
/*
* Copyright (c) 2000, 20
16
, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 20
20
, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
*
* This code is free software; you can redistribute it and/or modify it
* This code is free software; you can redistribute it and/or modify it
...
@@ -345,8 +345,8 @@ public abstract class Buffer {
...
@@ -345,8 +345,8 @@ public abstract class Buffer {
if
(
newLimit
>
capacity
|
newLimit
<
0
)
if
(
newLimit
>
capacity
|
newLimit
<
0
)
throw
createLimitException
(
newLimit
);
throw
createLimitException
(
newLimit
);
limit
=
newLimit
;
limit
=
newLimit
;
if
(
position
>
limit
)
position
=
l
imit
;
if
(
position
>
newLimit
)
position
=
newL
imit
;
if
(
mark
>
l
imit
)
mark
=
-
1
;
if
(
mark
>
newL
imit
)
mark
=
-
1
;
return
this
;
return
this
;
}
}
...
@@ -637,16 +637,18 @@ public abstract class Buffer {
...
@@ -637,16 +637,18 @@ public abstract class Buffer {
* @return The current position value, before it is incremented
* @return The current position value, before it is incremented
*/
*/
final
int
nextGetIndex
()
{
// package-private
final
int
nextGetIndex
()
{
// package-private
if
(
position
>=
limit
)
int
p
=
position
;
if
(
p
>=
limit
)
throw
new
BufferUnderflowException
();
throw
new
BufferUnderflowException
();
return
position
++;
position
=
p
+
1
;
return
p
;
}
}
final
int
nextGetIndex
(
int
nb
)
{
// package-private
final
int
nextGetIndex
(
int
nb
)
{
// package-private
if
(
limit
-
position
<
nb
)
throw
new
BufferUnderflowException
();
int
p
=
position
;
int
p
=
position
;
position
+=
nb
;
if
(
limit
-
p
<
nb
)
throw
new
BufferUnderflowException
();
position
=
p
+
nb
;
return
p
;
return
p
;
}
}
...
@@ -658,16 +660,18 @@ public abstract class Buffer {
...
@@ -658,16 +660,18 @@ public abstract class Buffer {
* @return The current position value, before it is incremented
* @return The current position value, before it is incremented
*/
*/
final
int
nextPutIndex
()
{
// package-private
final
int
nextPutIndex
()
{
// package-private
if
(
position
>=
limit
)
int
p
=
position
;
if
(
p
>=
limit
)
throw
new
BufferOverflowException
();
throw
new
BufferOverflowException
();
return
position
++;
position
=
p
+
1
;
return
p
;
}
}
final
int
nextPutIndex
(
int
nb
)
{
// package-private
final
int
nextPutIndex
(
int
nb
)
{
// package-private
if
(
limit
-
position
<
nb
)
throw
new
BufferOverflowException
();
int
p
=
position
;
int
p
=
position
;
position
+=
nb
;
if
(
limit
-
p
<
nb
)
throw
new
BufferOverflowException
();
position
=
p
+
nb
;
return
p
;
return
p
;
}
}
...
...
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