Null Pointer Exception in databinding-echo sample using .99 snapshot (8-23)
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Key: TUSCANY-1582
URL: https://issues.apache.org/jira/browse/TUSCANY-1582
Project: Tuscany
Issue Type: Bug
Components: Java SCA Samples
Affects Versions: Java-SCA-0.99
Environment: windows
Reporter: haleh mahbod
Priority: Critical
Fix For: Java-SCA-0.99
Following directions in the sample:
1) ant run gets nullp exception
echo>ant run
Buildfile: build.xml
run:
[java] [Property] prefix: ABC
[java] [Property] prefix1: ABC
[java] [Property] bar: BAR
[java] ComponentA --> Received message: <message><foo>123</foo></message> [
java.lang.String]
[java] ComponentB --> Received message: [root: null] [org.apache.xerces.dom
.ElementNSImpl]
[java] Passing thro invoker...
[java] ComponentB --> Returned message: [root: null] [org.apache.xerces.dom
.ElementNSImpl]
[java] ComponentA --> Returned message: <message><foo>123</foo></message> [
java.lang.String]
[java] [Property] prefix: ABC
[java] [Property] prefix1: ABC
[java] [Property] bar: BAR
[java] ComponentA --> Received message: <message><foo>123</foo></message> [
java.lang.String]
[java] Exception in thread "main" java.lang.NullPointerException
[java] at org.apache.tuscany.sca.databinding.axiom.AxiomHelper.createOM
Element(AxiomHelper.java:68)
[java] at org.apache.tuscany.sca.databinding.axiom.Object2OMElement.cre
ateElement(Object2OMElement.java:45)
[java] at org.apache.tuscany.sca.databinding.axiom.Object2OMElement.cre
ateElement(Object2OMElement.java:34)
[java] at org.apache.tuscany.sca.databinding.impl.Java2SimpleTypeTransf
ormer.transform(Java2SimpleTypeTransformer.java:48)
[java] at org.apache.tuscany.sca.databinding.DefaultTransformerExtensio
nPoint$LazyPullTransformer.transform(DefaultTransformerExtensionPoint.java:166)
[java] at org.apache.tuscany.sca.databinding.impl.MediatorImpl.mediate(
MediatorImpl.java:73)
[java] at org.apache.tuscany.sca.core.databinding.transformers.Input2In
putTransformer.transform(Input2InputTransformer.java:181)
[java] at org.apache.tuscany.sca.core.databinding.transformers.Input2In
putTransformer.transform(Input2InputTransformer.java:46)
[java] at org.apache.tuscany.sca.databinding.impl.MediatorImpl.mediate(
MediatorImpl.java:73)
[java] at org.apache.tuscany.sca.core.databinding.wire.DataTransformati
onInteceptor.transform(DataTransformationInteceptor.java:168)
[java] at org.apache.tuscany.sca.core.databinding.wire.DataTransformati
onInteceptor.invoke(DataTransformationInteceptor.java:66)
[java] at org.apache.tuscany.sca.binding.sca.impl.RuntimeSCABindingInvo
ker.invoke(RuntimeSCABindingInvoker.java:48)
[java] at org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.i
nvoke(JDKInvocationHandler.java:236)
[java] at org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.i
nvoke(JDKInvocationHandler.java:93)
[java] at $Proxy9.call1(Unknown Source)
[java] at dbecho.ComponentAImpl.call1(ComponentAImpl.java:50)
[java] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[java] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcces
sorImpl.java:39)
[java] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMet
hodAccessorImpl.java:25)
[java] at java.lang.reflect.Method.invoke(Method.java:585)
[java] at org.apache.tuscany.sca.implementation.java.invocation.JavaImp
lementationInvoker.invoke(JavaImplementationInvoker.java:91)
[java] at org.apache.tuscany.sca.implementation.java.invocation.PassByV
alueInvoker.invoke(PassByValueInvoker.java:62)
[java] at org.apache.tuscany.sca.binding.sca.impl.RuntimeSCABindingInvo
ker.invoke(RuntimeSCABindingInvoker.java:48)
[java] at org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.i
nvoke(JDKInvocationHandler.java:236)
[java] at org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.i
nvoke(JDKInvocationHandler.java:93)
[java] at $Proxy9.call1(Unknown Source)
[java] at dbecho.EchoDataBindingClient.main(EchoDataBindingClient.java:
35)
[java] Java Result: 1
Step 2) mvn gets the same issue
-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running dbecho.EchoDataBindingTestCase
Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.631 sec <<< FA
ILURE!
testTransform(dbecho.EchoDataBindingTestCase) Time elapsed: 0.591 sec <<< ERRO
R!
org.osoa.sca.ServiceRuntimeException: java.lang.NullPointerException
at org.apache.tuscany.sca.host.embedded.SCADomain.createNewInstance(SCAD
omain.java:264)
at org.apache.tuscany.sca.host.embedded.SCADomain.newInstance(SCADomain.
java:69)
at dbecho.EchoDataBindingTestCase.setUp(EchoDataBindingTestCase.java:34)
at junit.framework.TestCase.runBare(TestCase.java:132)
at junit.framework.TestResult$1.protect(TestResult.java:110)
at junit.framework.TestResult.runProtected(TestResult.java:128)
at junit.framework.TestResult.run(TestResult.java:113)
at junit.framework.TestCase.run(TestCase.java:124)
at junit.framework.TestSuite.runTest(TestSuite.java:232)
at junit.framework.TestSuite.run(TestSuite.java:227)
at org.junit.internal.runners.OldTestClassRunner.run(OldTestClassRunner.
java:35)
at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.
java:62)
at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTes
tSet(AbstractDirectoryTestSuite.java:138)
at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(Ab
stractDirectoryTestSuite.java:125)
at org.apache.maven.surefire.Surefire.run(Surefire.java:132)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(Su
refireBooter.java:290)
at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.j
ava:818)
Caused by: java.lang.NullPointerException
at echo.module.EchoModuleActivator.start(EchoModuleActivator.java:48)
at org.apache.tuscany.sca.host.embedded.impl.ReallySmallRuntime.startMod
ules(ReallySmallRuntime.java:225)
at org.apache.tuscany.sca.host.embedded.impl.ReallySmallRuntime.start(Re
allySmallRuntime.java:142)
at org.apache.tuscany.sca.host.embedded.impl.DefaultSCADomain.<init>(Def
aultSCADomain.java:93)
at org.apache.tuscany.sca.host.embedded.SCADomain.createNewInstance(SCAD
omain.java:230)
... 20 more
Results :
Tests in error:
testTransform(dbecho.EchoDataBindingTestCase)
Tests run: 1, Failures: 0, Errors: 1, Skipped: 0
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] There are test failures.
[INFO] ------------------------------------------------------------------------
[INFO] For more information, run Maven with the -e switch
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 10 seconds
[INFO] Finished at: Thu Aug 23 17:54:49 PDT 2007
[INFO] Final Memory: 7M/14M
[INFO] ------------------------------------------------------------------------
C:\tuscany-new\sca-dist\tuscany-sca-1.0-incubating-SNAPSHOT\samples\databinding-
echo>
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