Sorry for the noise. 

Once I got the right source code, it was pretty easy to track under a debugger. 
I needed to implement Context.getName(), getPath, an Engine and a Pipeline.

                _authenticator = new NegotiateAuthenticator();
                SimpleContext ctx = new SimpleContext();
                Realm realm = new SimpleRealm();
                ctx.setRealm(realm);
                SimpleEngine engine = new SimpleEngine();
                ctx.setParent(engine);
                SimplePipeline pipeline = new SimplePipeline();
                engine.setPipeline(pipeline);
                ctx.setPipeline(pipeline);
                _authenticator.setContainer(ctx);               
                _authenticator.start(); 

It would be nice if Tomcat's code was a bit more defensive in terms of nulls.

dB. @ dblock.org 
Moscow|Geneva|Seattle|New York



-----Original Message-----
From: dB. [mailto:dbl...@dblock.org] 
Sent: Monday, November 01, 2010 11:51 AM
To: Tomcat Users List (users@tomcat.apache.org)
Subject: Tomcat 7 LifecycleBase.init

I have some unit test code that mocks a lot of Tomcat classes so that I can 
test a Tomcat Valve (code in http://waffle.codeplex.com). Switching to Tomcat 7 
is giving me some grief. I used to be able to do this:

            SimpleContext ctx = new SimpleContext(); // my class
            Realm realm = new SimpleRealm(); // an empty realm
            ctx.setRealm(realm);
            _somevalve.setContainer(ctx); // valve container
            _somevalve.start();

Now I am getting this

java.lang.NullPointerException
                at 
org.apache.catalina.mbeans.MBeanUtils.getContainerKeyProperties(MBeanUtils.java:1698)
                at 
org.apache.catalina.valves.ValveBase.getObjectNameKeyProperties(ValveBase.java:281)
                at 
org.apache.catalina.util.LifecycleMBeanBase.initInternal(LifecycleMBeanBase.java:61)
                at 
org.apache.catalina.valves.ValveBase.initInternal(ValveBase.java:223)
                at 
org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:100)
                at 
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:131)
                at 
waffle.apache.NegotiateAuthenticatorTests.setUp(NegotiateAuthenticatorTests.java:44)
                at junit.framework.TestCase.runBare(TestCase.java:128)
                at junit.framework.TestResult$1.protect(TestResult.java:106)
                at junit.framework.TestResult.runProtected(TestResult.java:124)
                at junit.framework.TestResult.run(TestResult.java:109)
                at junit.framework.TestCase.run(TestCase.java:120)
                at 
org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
                at 
org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
                at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
                at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
                at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
                at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

The problem is in MBeanUtils that assumes that a valid container object is 
passed into it (from ValveBase.getObjectNameKeyProperties). I tried to walk 
this code and I don't understand how I am supposed to setup container (and 
possible its parent(s)) to not get this exception.

What am I missing? Any help is appreciated,

Thx
dB.
dB. @ dblock.org<http://www.dblock.org/>
Moscow|Geneva|Seattle|New York



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