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Get ClassLoader within doPrivileged().

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Michael Jumper
2012-03-26 12:34:04 -07:00
parent fae54e2cca
commit 3086c081dd
1 changed files with 15 additions and 5 deletions
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20
guacamole/src/main/java/net/sourceforge/guacamole/net/basic/GuacamoleClassLoader.java
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@@ -42,6 +42,9 @@ import java.io.FilenameFilter;
import java.net.MalformedURLException; import java.net.MalformedURLException;
import java.net.URL; import java.net.URL;
import java.net.URLClassLoader; import java.net.URLClassLoader;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Collection; import java.util.Collection;
import net.sourceforge.guacamole.GuacamoleException; import net.sourceforge.guacamole.GuacamoleException;
@@ -66,14 +69,21 @@ public class GuacamoleClassLoader extends ClassLoader {
try { try {
// Attempt to create singleton classloader which loads classes from // Attempt to create singleton classloader which loads classes from
// all .jar's in the lib directory defined in guacamole.properties // all .jar's in the lib directory defined in guacamole.properties
instance = new GuacamoleClassLoader( instance = AccessController.doPrivileged(new PrivilegedExceptionAction<GuacamoleClassLoader>() {
GuacamoleProperties.getProperty(BasicGuacamoleProperties.LIB_DIRECTORY)
); @Override
public GuacamoleClassLoader run() throws GuacamoleException {
return new GuacamoleClassLoader(
GuacamoleProperties.getProperty(BasicGuacamoleProperties.LIB_DIRECTORY)
);
}
});
} }
catch (GuacamoleException e) { catch (PrivilegedActionException e) {
// On error, record exception // On error, record exception
exception = e; exception = (GuacamoleException) e.getException();
} }
} }