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MySQL and Java...

 
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Eureka
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PostPosted: Sat Jul 19, 2003 6:52 am    Post subject: MySQL and Java... Reply with quote



Hi,

*
This is probably a FAQ, but I am doing what Connector/J Documentation tells
me to do...it still cannot work...so, please read on...
*

I am trying to write an applet that will display some data from a database
server.
I run apache, mysql on the same machine (say, 192.168.1.2) and privileges
have been granted to root @ 192.168.1.1 and 192.168.1.2.
I test my application implement from 192.168.1.1 and it works fine, which
implies TCP connection to mysql is working.
However, when I access the applet implement from 192.168.1.1 via web
browser, Java Console would report a java.security.AccessControlException.
But...the applet is served by the very same machine that runs mysql! What
did I miss? (I put the applet on the machine running mysql, without signing
the applet)

Thank you very much!!

Have a nice day!

Eureka
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Eureka
Guest





PostPosted: Sat Jul 19, 2003 3:17 pm    Post subject: Re: MySQL and Java... Reply with quote



Good news:
It now works after I siwtched to mysql-connector-java-2.0.14.jar

Bad news:
Hmm...in order to test more, I open the page containing this applet from
anther IP (say, 192.168.1.4) which has not been granted. Of course, MySQL
stops this connection. I then

grant all privileges on mysql.* to root@'192.168.1.%';
grant all privileges on mysql.* to root@'%';

But...there is still java.sql.SQLException: Invalid authorization
specification: Access denied for user: 'root (AT) 192 (DOT) 168.1.4' (Using password:
YES)

What am I doing wrong?


Eureka <is84007 (AT) cissol7 (DOT) cis.nctu.edu.tw> ´£¨ì:

Quote:
The exception is:

java.sql.SQLException: Unable to connect to any hosts due
to exception: java.security.AccessControlException: access denied
(java.util.PropertyPermission file.encoding read)


Quote:
Eureka <is84007 (AT) cissol7 (DOT) cis.nctu.edu.tw> ´£¨ì:
Hi,

*
This is probably a FAQ, but I am doing what Connector/J Documentation tells
me to do...it still cannot work...so, please read on...
*

I am trying to write an applet that will display some data from a database
server.
I run apache, mysql on the same machine (say, 192.168.1.2) and privileges
have been granted to root @ 192.168.1.1 and 192.168.1.2.
I test my application implement from 192.168.1.1 and it works fine, which
implies TCP connection to mysql is working.
However, when I access the applet implement from 192.168.1.1 via web
browser, Java Console would report a java.security.AccessControlException.
But...the applet is served by the very same machine that runs mysql! What
did I miss? (I put the applet on the machine running mysql, without signing
the applet)

Thank you very much!!

Have a nice day!

Eureka

Back to top
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