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体验新版 GitCode,发现更多精彩内容 >>
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6ceebab3
编写于
3月 07, 2017
作者:
M
msheppar
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电子邮件补丁
差异文件
8175325: NetworkInterface.getInterfaceAddresses throws NPE when no addresses
Reviewed-by: chegar, martin
上级
8f8bbda9
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
89 addition
and
9 deletion
+89
-9
jdk/src/java.base/share/classes/java/net/NetworkInterface.java
...rc/java.base/share/classes/java/net/NetworkInterface.java
+11
-9
jdk/test/java/net/MulticastSocket/NetworkInterfaceEmptyGetInetAddressesTest.java
...castSocket/NetworkInterfaceEmptyGetInetAddressesTest.java
+78
-0
未找到文件。
jdk/src/java.base/share/classes/java/net/NetworkInterface.java
浏览文件 @
6ceebab3
/*
/*
* Copyright (c) 2000, 201
6
, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 201
7
, 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
...
@@ -175,14 +175,16 @@ public final class NetworkInterface {
...
@@ -175,14 +175,16 @@ public final class NetworkInterface {
*/
*/
public
java
.
util
.
List
<
InterfaceAddress
>
getInterfaceAddresses
()
{
public
java
.
util
.
List
<
InterfaceAddress
>
getInterfaceAddresses
()
{
java
.
util
.
List
<
InterfaceAddress
>
lst
=
new
java
.
util
.
ArrayList
<>(
1
);
java
.
util
.
List
<
InterfaceAddress
>
lst
=
new
java
.
util
.
ArrayList
<>(
1
);
SecurityManager
sec
=
System
.
getSecurityManager
();
if
(
bindings
!=
null
)
{
for
(
int
j
=
0
;
j
<
bindings
.
length
;
j
++)
{
SecurityManager
sec
=
System
.
getSecurityManager
();
try
{
for
(
int
j
=
0
;
j
<
bindings
.
length
;
j
++)
{
if
(
sec
!=
null
)
{
try
{
sec
.
checkConnect
(
bindings
[
j
].
getAddress
().
getHostAddress
(),
-
1
);
if
(
sec
!=
null
)
{
}
sec
.
checkConnect
(
bindings
[
j
].
getAddress
().
getHostAddress
(),
-
1
);
lst
.
add
(
bindings
[
j
]);
}
}
catch
(
SecurityException
e
)
{
}
lst
.
add
(
bindings
[
j
]);
}
catch
(
SecurityException
e
)
{
}
}
}
}
return
lst
;
return
lst
;
}
}
...
...
jdk/test/java/net/MulticastSocket/NetworkInterfaceEmptyGetInetAddressesTest.java
0 → 100644
浏览文件 @
6ceebab3
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8175325
* @summary test NetworkInterface getInterfaceAddresses method on the NetworkInterface returned
* from the getNetworkInterface invocation on a MulticastSocket bound to a wildcard address.
*
*/
import
java.net.MulticastSocket
;
import
java.net.NetworkInterface
;
import
java.net.SocketException
;
public
class
NetworkInterfaceEmptyGetInetAddressesTest
{
static
int
exceptionCount
=
0
;
public
static
void
testMethods
(
NetworkInterface
netIf
)
throws
Exception
{
testNetworkInterface_getInterfaceAddresses
(
netIf
);
if
(
exceptionCount
>
0
)
{
throw
new
RuntimeException
(
"Unexpected Exceptions in test"
);
}
}
private
static
void
testNetworkInterface_getInterfaceAddresses
(
NetworkInterface
netIf
)
{
try
{
netIf
.
getInterfaceAddresses
();
}
catch
(
Exception
ex
)
{
ex
.
printStackTrace
();
incrementExceptionCount
();
}
}
private
static
void
incrementExceptionCount
()
{
exceptionCount
++;
}
public
static
void
main
(
String
[]
args
)
throws
Exception
{
MulticastSocket
mcastSock
=
null
;
try
{
mcastSock
=
new
MulticastSocket
();
System
.
out
.
println
(
"macst socket address == "
+
mcastSock
.
getLocalAddress
());
NetworkInterface
netIf
=
mcastSock
.
getNetworkInterface
();
testMethods
(
netIf
);
}
finally
{
if
(
mcastSock
!=
null
)
{
mcastSock
.
close
();
}
}
}
}
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