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6898747: Allow JNDI cosnaming provider to be used when java.applet is not present

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Check if java.applet.Applet is present before accessing the type

Reviewed-by: alanb, vinnie
This commit is contained in:
Mandy Chung 2009-12-17 08:11:21 -08:00
parent 37a980650b
commit 886a7ade8f
1 changed files with 40 additions and 8 deletions
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48
jdk/src/share/classes/com/sun/jndi/toolkit/corba/CorbaUtils.java
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@ -33,10 +33,10 @@ import java.lang.reflect.InvocationTargetException;
import java.util.Hashtable;
import java.util.Properties;
import java.util.Enumeration;
import java.applet.Applet;
import org.omg.CORBA.ORB;
import javax.naming.Context;
import javax.naming.ConfigurationException;
/**
@ -191,16 +191,48 @@ public class CorbaUtils {
}
// Get Applet from environment
Applet applet = null;
if (env != null) {
applet = (Applet) env.get("java.naming.applet");
Object applet = env.get(Context.APPLET);
if (applet != null) {
// Create ORBs for an applet
return initAppletORB(applet, orbProp);
}
}
// Create ORBs using applet and orbProp
if (applet != null) {
return ORB.init(applet, orbProp);
} else {
return ORB.init(new String[0], orbProp);
// Create ORBs using orbProp for a standalone application
return ORB.init(new String[0], orbProp);
}
/**
* This method returns a new ORB instance for the given applet
* without creating a static dependency on java.applet.
*/
private static ORB initAppletORB(Object applet, Properties orbProp) {
try {
Class<?> appletClass = Class.forName("java.applet.Applet", true, null);
if (!appletClass.isInstance(applet)) {
throw new ClassCastException(applet.getClass().getName());
}
// invoke the static method ORB.init(applet, orbProp);
Method method = ORB.class.getMethod("init", appletClass, Properties.class);
return (ORB) method.invoke(null, applet, orbProp);
} catch (ClassNotFoundException e) {
// java.applet.Applet doesn't exist and the applet parameter is
// non-null; so throw CCE
throw new ClassCastException(applet.getClass().getName());
} catch (NoSuchMethodException e) {
throw new AssertionError(e);
} catch (InvocationTargetException e) {
Throwable cause = e.getCause();
if (cause instanceof RuntimeException) {
throw (RuntimeException) cause;
} else if (cause instanceof Error) {
throw (Error) cause;
}
throw new AssertionError(e);
} catch (IllegalAccessException iae) {
throw new AssertionError(iae);
}
}