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From Richard Liang <richard.lian...@gmail.com>
Subject Re: [jira] Resolved: (HARMONY-280) Customized SecurityManager cannot cooperate with AccessController correctly
Date Fri, 31 Mar 2006 03:07:23 GMT
Tim Ellison (JIRA) wrote:
>      [ http://issues.apache.org/jira/browse/HARMONY-280?page=all ]
>      
> Tim Ellison resolved HARMONY-280:
> ---------------------------------
>
>     Resolution: Duplicate
>
> Duplicate of HARMONY-121
>
>   
>> Customized SecurityManager cannot cooperate with AccessController correctly
>> ---------------------------------------------------------------------------
>>
>>          Key: HARMONY-280
>>          URL: http://issues.apache.org/jira/browse/HARMONY-280
>>      Project: Harmony
>>         Type: Bug
>>   Components: Classlib
>>     Reporter: Paulex Yang
>>     Priority: Critical
>>     
>
>   
>> when user set a customized SecurityManager, which extends java.lang.SecurityManager,
 as the system-wide security manager, any security check fails in a stack overflow.  This
issue only happens when customized SecurityManager isn't located in bootstrap classpath.
>> Following testcases reproduce this problem (suppose the test has permission to set
securitymanager):
>> public class securityTest extends TestCase {
>>     public void test_MockSecurityManager() throws Exception {
>>         SecurityManager old = System.getSecurityManager();
>>         System.setSecurityManager(new MockSecurityManager());
>>         try {
>>               System.getProperty("os.name");
>>         } catch (SecurityException e) {
>>         } finally {
>>             System.setSecurityManager(old);
>>         }
>>     }
>>     public class MockSecurityManager extends SecurityManager {
>>         public void checkPermission(Permission perm) {
>>             if (perm.getName().equals("setSecurityManager")) {
>>                 return;
>>             }
>>             super.checkPermission(perm);
>>         }
>>     }
>> }
>> test runs smoothly on RI 5.0 , but fails with a StackOverflowError on Harmony
>>     
>
>   
Hello Tim,

I notice that Mikhail had provided the patch for Harmony-121 and we have 
some test cases about nio channels depending on the fix, would you 
please apply the patch for Harmony-121? Thanks a lot.

-- 
Richard Liang
China Software Development Lab, IBM 


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