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dragonwell8_jdk
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fd4ec021
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dragonwell8_jdk
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fd4ec021
编写于
3月 17, 2008
作者:
W
wetmore
浏览文件
操作
浏览文件
下载
差异文件
Merge
上级
29d6f888
ccf3731f
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
77 addition
and
22 deletion
+77
-22
src/share/classes/java/nio/StringCharBuffer.java
src/share/classes/java/nio/StringCharBuffer.java
+7
-13
src/share/classes/java/util/prefs/Preferences.java
src/share/classes/java/util/prefs/Preferences.java
+8
-7
src/solaris/native/sun/nio/ch/FileChannelImpl.c
src/solaris/native/sun/nio/ch/FileChannelImpl.c
+11
-2
test/java/nio/Buffer/StringCharBufferSliceTest.java
test/java/nio/Buffer/StringCharBufferSliceTest.java
+51
-0
未找到文件。
src/share/classes/java/nio/StringCharBuffer.java
浏览文件 @
fd4ec021
...
...
@@ -60,16 +60,9 @@ class StringCharBuffer // package-private
str
=
s
;
}
private
StringCharBuffer
(
CharSequence
s
,
int
mark
,
int
pos
,
int
limit
,
int
cap
)
{
super
(
mark
,
pos
,
limit
,
cap
);
str
=
s
;
}
public
CharBuffer
duplicate
()
{
return
new
StringCharBuffer
(
str
,
markValue
(),
position
(),
limit
(),
capacity
());
position
(),
limit
(),
capacity
()
,
offset
);
}
public
CharBuffer
asReadOnlyBuffer
()
{
...
...
@@ -77,11 +70,11 @@ class StringCharBuffer // package-private
}
public
final
char
get
()
{
return
str
.
charAt
(
nextGetIndex
());
return
str
.
charAt
(
nextGetIndex
()
+
offset
);
}
public
final
char
get
(
int
index
)
{
return
str
.
charAt
(
checkIndex
(
index
));
return
str
.
charAt
(
checkIndex
(
index
)
+
offset
);
}
// ## Override bulk get methods for better performance
...
...
@@ -103,15 +96,16 @@ class StringCharBuffer // package-private
}
final
String
toString
(
int
start
,
int
end
)
{
return
str
.
toString
().
substring
(
start
,
end
);
return
str
.
toString
().
substring
(
start
+
offset
,
end
+
offset
);
}
public
final
CharSequence
subSequence
(
int
start
,
int
end
)
{
try
{
int
pos
=
position
();
return
new
StringCharBuffer
(
str
,
return
new
StringCharBuffer
(
str
,
-
1
,
pos
+
checkIndex
(
start
,
pos
),
pos
+
checkIndex
(
end
,
pos
));
pos
+
checkIndex
(
end
,
pos
),
remaining
(),
offset
);
}
catch
(
IllegalArgumentException
x
)
{
throw
new
IndexOutOfBoundsException
();
}
...
...
src/share/classes/java/util/prefs/Preferences.java
浏览文件 @
fd4ec021
...
...
@@ -32,9 +32,8 @@ import java.security.AccessController;
import
java.security.Permission
;
import
java.security.PrivilegedAction
;
import
java.util.Iterator
;
import
sun.misc.Service
;
import
sun.misc.ServiceConfigurationError
;
import
java.util.ServiceLoader
;
import
java.util.ServiceConfigurationError
;
// These imports needed only as a workaround for a JavaDoc bug
import
java.lang.RuntimePermission
;
...
...
@@ -274,12 +273,14 @@ public abstract class Preferences {
private
static
PreferencesFactory
factory1
()
{
// 2. Try service provider interface
Iterator
i
=
Service
.
providers
(
PreferencesFactory
.
class
,
ClassLoader
.
getSystemClassLoader
());
Iterator
<
PreferencesFactory
>
itr
=
ServiceLoader
.
load
(
PreferencesFactory
.
class
,
ClassLoader
.
getSystemClassLoader
())
.
iterator
();
// choose first provider instance
while
(
i
.
hasNext
())
{
while
(
i
tr
.
hasNext
())
{
try
{
return
(
PreferencesFactory
)
i
.
next
();
return
itr
.
next
();
}
catch
(
ServiceConfigurationError
sce
)
{
if
(
sce
.
getCause
()
instanceof
SecurityException
)
{
// Ignore the security exception, try the next provider
...
...
src/solaris/native/sun/nio/ch/FileChannelImpl.c
浏览文件 @
fd4ec021
...
...
@@ -31,6 +31,7 @@
#include <sys/stat.h>
#include "sun_nio_ch_FileChannelImpl.h"
#include "java_lang_Integer.h"
#include "java_lang_Long.h"
#include "nio.h"
#include "nio_util.h"
#include <dlfcn.h>
...
...
@@ -291,7 +292,11 @@ Java_sun_nio_ch_FileChannelImpl_lock0(JNIEnv *env, jobject this, jobject fdo,
struct
flock64
fl
;
fl
.
l_whence
=
SEEK_SET
;
fl
.
l_len
=
(
off64_t
)
size
;
if
(
size
==
(
jlong
)
java_lang_Long_MAX_VALUE
)
{
fl
.
l_len
=
(
off64_t
)
0
;
}
else
{
fl
.
l_len
=
(
off64_t
)
size
;
}
fl
.
l_start
=
(
off64_t
)
pos
;
if
(
shared
==
JNI_TRUE
)
{
fl
.
l_type
=
F_RDLCK
;
...
...
@@ -325,7 +330,11 @@ Java_sun_nio_ch_FileChannelImpl_release0(JNIEnv *env, jobject this,
int
cmd
=
F_SETLK64
;
fl
.
l_whence
=
SEEK_SET
;
fl
.
l_len
=
(
off64_t
)
size
;
if
(
size
==
(
jlong
)
java_lang_Long_MAX_VALUE
)
{
fl
.
l_len
=
(
off64_t
)
0
;
}
else
{
fl
.
l_len
=
(
off64_t
)
size
;
}
fl
.
l_start
=
(
off64_t
)
pos
;
fl
.
l_type
=
F_UNLCK
;
lockResult
=
fcntl
(
fd
,
cmd
,
&
fl
);
...
...
test/java/nio/Buffer/StringCharBufferSliceTest.java
浏览文件 @
fd4ec021
...
...
@@ -53,6 +53,57 @@ public class StringCharBufferSliceTest {
buff
=
CharBuffer
.
wrap
(
in
,
3
,
in
.
length
());
test
(
buff
,
buff
.
slice
());
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: testing slice result with get()"
);
buff
.
position
(
4
);
buff
.
limit
(
7
);
CharBuffer
slice
=
buff
.
slice
();
for
(
int
i
=
0
;
i
<
3
;
i
++)
{
if
(
slice
.
get
()
!=
buff
.
get
())
{
throw
new
RuntimeException
(
"Wrong characters in slice result."
);
}
}
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: testing slice result with get(int)"
);
buff
.
position
(
4
);
buff
.
limit
(
7
);
slice
=
buff
.
slice
();
for
(
int
i
=
0
;
i
<
3
;
i
++)
{
if
(
slice
.
get
(
i
)
!=
buff
.
get
(
4
+
i
))
{
throw
new
RuntimeException
(
"Wrong characters in slice result."
);
}
}
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: testing toString."
);
buff
.
position
(
4
);
buff
.
limit
(
7
);
slice
=
buff
.
slice
();
if
(!
slice
.
toString
().
equals
(
"tes"
))
{
throw
new
RuntimeException
(
"bad toString() after slice(): "
+
slice
.
toString
());
}
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: testing subSequence."
);
buff
.
position
(
4
);
buff
.
limit
(
8
);
slice
=
buff
.
slice
();
CharSequence
subSeq
=
slice
.
subSequence
(
1
,
3
);
if
(
subSeq
.
charAt
(
0
)
!=
'e'
||
subSeq
.
charAt
(
1
)
!=
's'
)
{
throw
new
RuntimeException
(
"bad subSequence() after slice(): '"
+
subSeq
+
"'"
);
}
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: testing duplicate."
);
buff
.
position
(
4
);
buff
.
limit
(
8
);
slice
=
buff
.
slice
();
CharBuffer
dupe
=
slice
.
duplicate
();
if
(
dupe
.
charAt
(
0
)
!=
't'
||
dupe
.
charAt
(
1
)
!=
'e'
||
dupe
.
charAt
(
2
)
!=
's'
||
dupe
.
charAt
(
3
)
!=
't'
)
{
throw
new
RuntimeException
(
"bad duplicate() after slice(): '"
+
dupe
+
"'"
);
}
System
.
out
.
println
(
">>> StringCharBufferSliceTest-main: done!"
);
}
...
...
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