Java.lang.SecurityException Solutions

Exception in thread ' main ' java.lang.SecurityException:invalid SHA1 signature file Digest for COM/MICROSOFT/SQLSERVER/JD Bc/sqlserverexception.class
This exception is run by the jar package that the plug-in is playing, and the exception handling method

1, the source Sqljdbc.jar drive to extract the SQLJDBC directory

2, delete the sqljdbc\meta-inf\ directory out of Mainfest.mf,zigbert.rsa files.

3, modify the MAINFEST.MF in the sqljdbc\meta-inf\ directory, keep the first row, the rest delete

4, repackaging: Into the SQLJDBC directory, execution: Jar CVF Sqljdbc.jar. Note that this last point cannot be dropped (with spaces)

5, the new package of documents into the project can be.

Re-packaged to run, OK