[ https://issues.apache.org/jira/browse/CXF-6463?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sergey Beryozkin resolved CXF-6463. ----------------------------------- Resolution: Fixed Assignee: Sergey Beryozkin Fix Version/s: 3.2.0 3.1.7 3.0.10 > AbstractHTTPDestination.cacheInput() throws NullPointerException if > HttpServletRequest returns null for getInputStream() > ------------------------------------------------------------------------------------------------------------------------ > > Key: CXF-6463 > URL: https://issues.apache.org/jira/browse/CXF-6463 > Project: CXF > Issue Type: Bug > Components: JAX-RS > Affects Versions: 3.1.1 > Reporter: Seth Leger > Assignee: Sergey Beryozkin > Fix For: 3.0.10, 3.1.7, 3.2.0 > > > I am writing a unit test executing inside Spring 4.0's @WebApplicationContext > unit test framework that invokes CXFServlet. Spring's framework provides a > MockHttpServletRequest object that you can construct as input to a servlet > request/response dispatch call. > If the incoming message body of the MockHttpServletRequest is empty, then > when you call getInputStream() on it, MockHttpServletRequest will return null > instead of returning a ServletInputStream that contains no data. > The code under the CXFServlet doesn't appear to like this behavior and > crashes with a pretty mysterious stack trace: > {noformat} > 2015-06-15 17:29:39,399 DEBUG [main] > org.apache.cxf.phase.PhaseInterceptorChain - Invoking handleMessage on > interceptor org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor@3118ed2c > 2015-06-15 17:29:39,400 DEBUG [main] > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor - Response content type > is: text/plain > 2015-06-15 17:29:39,400 DEBUG [main] > org.apache.cxf.ws.addressing.ContextUtils - retrieving MAPs from context > property javax.xml.ws.addressing.context.inbound > 2015-06-15 17:29:39,400 DEBUG [main] > org.apache.cxf.ws.addressing.ContextUtils - WS-Addressing - failed to > retrieve Message Addressing Properties from context > 2015-06-15 17:29:39,401 ERROR [main] org.apache.cxf.jaxrs.utils.JAXRSUtils - > Problem with writing the data, class java.lang.String, ContentType: text/plain > 2015-06-15 17:29:39,402 DEBUG [main] > org.apache.cxf.phase.PhaseInterceptorChain - Invoking handleFault on > interceptor org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor@3118ed2c > 2015-06-15 17:29:39,402 DEBUG [main] > org.apache.cxf.phase.PhaseInterceptorChain - Invoking handleFault on > interceptor org.apache.cxf.interceptor.MessageSenderInterceptor@1b6824c1 > 2015-06-15 17:29:39,403 WARN [main] > org.apache.cxf.phase.PhaseInterceptorChain - Interceptor for > {http://rest.web.opennms.org/}AcknowledgmentRestService has thrown exception, > unwinding now > org.apache.cxf.interceptor.Fault > at > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.handleWriteException(JAXRSOutInterceptor.java:371) > at > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.serializeMessage(JAXRSOutInterceptor.java:272) > at > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.processResponse(JAXRSOutInterceptor.java:118) > at > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.handleMessage(JAXRSOutInterceptor.java:81) > at > org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) > at > org.apache.cxf.interceptor.OutgoingChainInterceptor.handleMessage(OutgoingChainInterceptor.java:83) > at > org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) > at > org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121) > at > org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:251) > at > org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:234) > at > org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:208) > at > org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:160) > at > org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:171) > at > org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:293) > at > org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:217) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:735) > at > org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:268) > at > org.opennms.core.test.rest.AbstractSpringJerseyRestTestCase$1.doFilter(AbstractSpringJerseyRestTestCase.java:240) > at > org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:232) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) > at > org.opennms.core.test.rest.AbstractSpringJerseyRestTestCase.dispatch(AbstractSpringJerseyRestTestCase.java:244) > at > org.opennms.core.test.rest.AbstractSpringJerseyRestTestCase.sendRequest(AbstractSpringJerseyRestTestCase.java:482) > at > org.opennms.core.test.rest.AbstractSpringJerseyRestTestCase.sendRequest(AbstractSpringJerseyRestTestCase.java:477) > at > org.opennms.core.test.rest.AbstractSpringJerseyRestTestCase.sendRequest(AbstractSpringJerseyRestTestCase.java:473) > at > org.opennms.web.rest.MinionRestServiceTest.testGetProperty(MinionRestServiceTest.java:116) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:497) > at > org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) > at > org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) > at > org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) > at > org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) > at > org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) > at > org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:74) > at > org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) > at > org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:83) > at > org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:72) > at > org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:233) > at > org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:87) > at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) > at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) > at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) > at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) > at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) > at > org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61) > at > org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71) > at org.junit.runners.ParentRunner.run(ParentRunner.java:300) > at > org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:176) > at > org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) > at > org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) > at > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459) > at > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675) > at > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382) > at > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192) > Caused by: java.lang.NullPointerException > at org.apache.cxf.helpers.IOUtils.copy(IOUtils.java:182) > at org.apache.cxf.helpers.IOUtils.copy(IOUtils.java:141) > at > org.apache.cxf.io.DelegatingInputStream.cacheInput(DelegatingInputStream.java:54) > at > org.apache.cxf.transport.http.AbstractHTTPDestination$1.cacheInput(AbstractHTTPDestination.java:308) > at > org.apache.cxf.transport.http.AbstractHTTPDestination.cacheInput(AbstractHTTPDestination.java:582) > at > org.apache.cxf.transport.http.AbstractHTTPDestination.flushHeaders(AbstractHTTPDestination.java:604) > at > org.apache.cxf.transport.http.AbstractHTTPDestination.flushHeaders(AbstractHTTPDestination.java:597) > at > org.apache.cxf.transport.http.AbstractHTTPDestination$WrappedOutputStream.onFirstWrite(AbstractHTTPDestination.java:782) > at > org.apache.cxf.io.AbstractWrappedOutputStream.write(AbstractWrappedOutputStream.java:47) > at > org.apache.cxf.io.AbstractWrappedOutputStream.write(AbstractWrappedOutputStream.java:60) > at > org.apache.cxf.jaxrs.provider.StringTextProvider.writeTo(StringTextProvider.java:72) > at > org.apache.cxf.jaxrs.provider.StringTextProvider.writeTo(StringTextProvider.java:35) > at > org.apache.cxf.jaxrs.utils.JAXRSUtils.writeMessageBody(JAXRSUtils.java:1375) > at > org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.serializeMessage(JAXRSOutInterceptor.java:250) > ... 53 more > {noformat} > If I subclass MockHttpServletRequest and have it return an empty > ServletInputStream instead of null, then CXF works without throwing the NPE. > Just to be defensive, you might want to check for null return values from > HttpServletRequest.getInputStream(). It seems like several people have run > into issues with this, like this mailing list post: > http://mail-archives.apache.org/mod_mbox/cxf-users/201104.mbox/%3c1303876123106-4342671.p...@n5.nabble.com%3E -- This message was sent by Atlassian JIRA (v6.3.4#6332)