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前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
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32915d8b
编写于
5月 08, 2019
作者:
A
Arjen Poutsma
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电子邮件补丁
差异文件
Add logging to DefaultMultipartMessageReader
上级
e625ace8
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
41 addition
and
0 deletion
+41
-0
spring-web/src/main/java/org/springframework/http/codec/multipart/DefaultMultipartMessageReader.java
...k/http/codec/multipart/DefaultMultipartMessageReader.java
+41
-0
未找到文件。
spring-web/src/main/java/org/springframework/http/codec/multipart/DefaultMultipartMessageReader.java
浏览文件 @
32915d8b
...
...
@@ -28,6 +28,8 @@ import java.util.List;
import
java.util.Map
;
import
java.util.concurrent.atomic.AtomicBoolean
;
import
org.apache.commons.logging.Log
;
import
org.apache.commons.logging.LogFactory
;
import
reactor.core.publisher.Flux
;
import
reactor.core.publisher.Mono
;
...
...
@@ -60,6 +62,8 @@ import org.springframework.util.StringUtils;
*/
public
class
DefaultMultipartMessageReader
extends
LoggingCodecSupport
implements
HttpMessageReader
<
Part
>
{
private
static
final
Log
logger
=
LogFactory
.
getLog
(
DefaultMultipartMessageReader
.
class
);
private
static
final
byte
CR
=
'\r'
;
private
static
final
byte
LF
=
'\n'
;
...
...
@@ -95,6 +99,9 @@ public class DefaultMultipartMessageReader extends LoggingCodecSupport implement
return
Flux
.
error
(
new
CodecException
(
"No multipart boundary found in Content-Type: \""
+
message
.
getHeaders
().
getContentType
()
+
"\""
));
}
if
(
logger
.
isTraceEnabled
())
{
logger
.
trace
(
"Boundary: "
+
toString
(
boundary
));
}
byte
[]
boundaryNeedle
=
concat
(
BOUNDARY_PREFIX
,
boundary
);
Flux
<
DataBuffer
>
body
=
skipUntilFirstBoundary
(
message
.
getBody
(),
boundary
);
...
...
@@ -139,6 +146,9 @@ public class DefaultMultipartMessageReader extends LoggingCodecSupport implement
int
length
=
dataBuffer
.
writePosition
()
-
1
-
endIdx
;
DataBuffer
slice
=
dataBuffer
.
retainedSlice
(
endIdx
+
1
,
length
);
DataBufferUtils
.
release
(
dataBuffer
);
if
(
logger
.
isTraceEnabled
())
{
logger
.
trace
(
"Found first boundary at "
+
endIdx
+
" in "
+
toString
(
dataBuffer
));
}
return
Mono
.
just
(
slice
);
}
else
{
...
...
@@ -176,6 +186,10 @@ public class DefaultMultipartMessageReader extends LoggingCodecSupport implement
dataBuffer
.
readPosition
(
readPosition
+
2
);
}
}
if
(
logger
.
isTraceEnabled
())
{
logger
.
trace
(
"Part data: "
+
toString
(
dataBuffer
));
}
int
endIdx
=
HEADER_MATCHER
.
match
(
dataBuffer
);
HttpHeaders
headers
;
...
...
@@ -237,6 +251,33 @@ public class DefaultMultipartMessageReader extends LoggingCodecSupport implement
return
result
;
}
private
static
String
toString
(
DataBuffer
dataBuffer
)
{
byte
[]
bytes
=
new
byte
[
dataBuffer
.
readableByteCount
()];
int
j
=
0
;
for
(
int
i
=
dataBuffer
.
readPosition
();
i
<
dataBuffer
.
writePosition
();
i
++)
{
bytes
[
j
++]
=
dataBuffer
.
getByte
(
i
);
}
return
toString
(
bytes
);
}
private
static
String
toString
(
byte
[]
bytes
)
{
StringBuilder
builder
=
new
StringBuilder
();
for
(
byte
b
:
bytes
)
{
if
(
b
==
CR
)
{
builder
.
append
(
"␍"
);
}
else
if
(
b
==
LF
)
{
builder
.
append
(
""
);
}
else
if
(
b
>=
20
&&
b
<=
126
)
{
builder
.
append
((
char
)
b
);
}
}
return
builder
.
toString
();
}
@Override
public
Mono
<
Part
>
readMono
(
ResolvableType
elementType
,
ReactiveHttpInputMessage
message
,
Map
<
String
,
Object
>
hints
)
{
...
...
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