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YZG
yzg-util
Commits
dd6816b1
Commit
dd6816b1
authored
Apr 21, 2019
by
yanzg
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文件处理
parent
2b628c26
Changes
1
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1 changed file
with
8 additions
and
12 deletions
+8
-12
HttpFileHelper.java
...ain/java/com/yanzuoguang/cloud/helper/HttpFileHelper.java
+8
-12
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yzg-util-cloud/src/main/java/com/yanzuoguang/cloud/helper/HttpFileHelper.java
View file @
dd6816b1
package
com
.
yanzuoguang
.
cloud
.
helper
;
import
javax.servlet.ServletOutputStream
;
import
javax.servlet.http.HttpServletResponse
;
import
java.io.*
;
import
java.net.URL
;
...
...
@@ -54,23 +55,18 @@ public class HttpFileHelper {
response
.
setHeader
(
"Content-disposition"
,
"attachment; filename="
+
new
String
(
saveFileName
.
getBytes
(
"utf-8"
),
"UTF-8"
));
//设置输出长度
response
.
setHeader
(
"Content-Length"
,
String
.
valueOf
(
file
.
length
()));
ServletOutputStream
bos
=
response
.
getOutputStream
();
// 获取输入流
BufferedInputStream
bis
=
new
BufferedInputStream
(
new
FileInputStream
(
serverFilePath
));
try
{
BufferedOutputStream
bos
=
new
BufferedOutputStream
(
response
.
getOutputStream
());
//输出流
try
{
byte
[]
buff
=
new
byte
[
2048
];
int
readSize
=
1
;
while
(
readSize
>
0
)
{
readSize
=
bis
.
read
(
buff
,
0
,
buff
.
length
);
if
(
readSize
>
0
)
{
bos
.
write
(
buff
,
0
,
readSize
);
}
byte
[]
buff
=
new
byte
[
2048
];
int
readSize
=
1
;
while
(
readSize
>
0
)
{
readSize
=
bis
.
read
(
buff
,
0
,
buff
.
length
);
if
(
readSize
>
0
)
{
bos
.
write
(
buff
,
0
,
readSize
);
}
}
finally
{
bos
.
close
();
}
}
finally
{
bis
.
close
();
...
...
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