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javaweb-servicestomcatsecuritymanager

Tomcat 8 java.lang.LinkageError: loader constraint violation


I am deploying a web service (which uses METRO 2.0 library and includes it in the war file) on tomcat with security manager enabled

-Djava.security.manager
-Djava.security.policy=C:\apache-tomcat-8.5.6\conf\catalina.policy

and I am getting the following exception

    SEVERE [localhost-startStop-1] 
 com.sun.xml.ws.transport.http.servlet.WSServletContextListener.contextInitialized 
    WSSERVLET11: failed to parse runtime descriptor: java.lang.LinkageError: loader 
    constraint violation: loader (instance of 
    org/apache/catalina/loader/ParallelWebappClassLoader) previously initiated loading for a 
    different type with name "javax/xml/bind/annotation/XmlNsForm"
     java.lang.LinkageError: loader constraint violation: loader (instance of 
    org/apache/catalina/loader/ParallelWebappClassLoader) previously initiated loading for a 
    different type with name "javax/xml/bind/annotation/XmlNsForm"
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
        at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal
    (WebappClassLoaderBase.java:2268)
        at org.apache.catalina.loader.WebappClassLoaderBase
    $PrivilegedFindClassByName.run(WebappClassLoaderBase.java:155)
        at org.apache.catalina.loader.WebappClassLoaderBase
    $PrivilegedFindClassByName.run(WebappClassLoaderBase.java:144)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.apache.catalina.loader.WebappClassLoaderBase.findClass
    (WebappClassLoaderBase.java:809)
        at org.apache.catalina.loader.WebappClassLoaderBase.loadClass
    (WebappClassLoaderBase.java:1254)
        at org.apache.catalina.loader.WebappClassLoaderBase.loadClass
    (WebappClassLoaderBase.java:1119)
        at com.sun.xml.bind.v2.model.impl.PropertyInfoImpl$1.<clinit>
    (PropertyInfoImpl.java:365)
        at com.sun.xml.bind.v2.model.impl.PropertyInfoImpl.calcXmlName
    (PropertyInfoImpl.java:365)
        at com.sun.xml.bind.v2.model.impl.PropertyInfoImpl.calcXmlName
    (PropertyInfoImpl.java:340)
        at com.sun.xml.bind.v2.model.impl.ElementPropertyInfoImpl.getTypes
    (ElementPropertyInfoImpl.java:136)
        at com.sun.xml.bind.v2.model.impl.RuntimeElementPropertyInfoImpl.getTypes
    (RuntimeElementPropertyInfoImpl.java:86)
        at com.sun.xml.bind.v2.model.impl.ElementPropertyInfoImpl$1.size
    (ElementPropertyInfoImpl.java:78)
        at java.util.AbstractList$Itr.hasNext(AbstractList.java:351)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getClassInfo
    (ModelBuilder.java:255)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:100)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:81)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getClassInfo
    (ModelBuilder.java:209)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:95)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:81)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getTypeInfo
    (ModelBuilder.java:315)
        at com.sun.xml.bind.v2.model.impl.TypeRefImpl.calcRef(TypeRefImpl.java:92)
        at com.sun.xml.bind.v2.model.impl.TypeRefImpl.getTarget(TypeRefImpl.java:69)
        at com.sun.xml.bind.v2.model.impl.RuntimeTypeRefImpl.getTarget
    (RuntimeTypeRefImpl.java:58)
        at com.sun.xml.bind.v2.model.impl.RuntimeTypeRefImpl.getTarget
    (RuntimeTypeRefImpl.java:51)
        at com.sun.xml.bind.v2.model.impl.ElementPropertyInfoImpl$1.get
    (ElementPropertyInfoImpl.java:74)
        at com.sun.xml.bind.v2.model.impl.ElementPropertyInfoImpl$1.get
    (ElementPropertyInfoImpl.java:77)
        at java.util.AbstractList$Itr.next(AbstractList.java:358)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getClassInfo
    (ModelBuilder.java:255)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:100)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:81)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getClassInfo
    (ModelBuilder.java:209)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:95)
        at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.getClassInfo
    (RuntimeModelBuilder.java:81)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getTypeInfo
    (ModelBuilder.java:315)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getTypeInfo
    (ModelBuilder.java:330)
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.getTypeInfoSet
    (JAXBContextImpl.java:466)
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:302)
        at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build
    (JAXBContextImpl.java:1140)
        at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:154)
        at com.sun.xml.bind.api.JAXBRIContext.newInstance(JAXBRIContext.java:106)
        at com.sun.xml.ws.developer.JAXBContextFactory$1.createJAXBContext
    (JAXBContextFactory.java:109)
        at com.sun.xml.ws.model.AbstractSEIModelImpl$1.run
    (AbstractSEIModelImpl.java:161)
        at com.sun.xml.ws.model.AbstractSEIModelImpl$1.run
    (AbstractSEIModelImpl.java:154)
        at java.security.AccessController.doPrivileged(Native Method)
        at com.sun.xml.ws.model.AbstractSEIModelImpl.createJAXBContext
    (AbstractSEIModelImpl.java:153)
        at com.sun.xml.ws.model.AbstractSEIModelImpl.postProcess
    (AbstractSEIModelImpl.java:94)
        at com.sun.xml.ws.model.RuntimeModeler.buildRuntimeModel
    (RuntimeModeler.java:258)
        at com.sun.xml.ws.server.EndpointFactory.createSEIModel
    (EndpointFactory.java:338)
        at com.sun.xml.ws.server.EndpointFactory.createEndpoint
    (EndpointFactory.java:201)
        at com.sun.xml.ws.api.server.WSEndpoint.create(WSEndpoint.java:505)
        at com.sun.xml.ws.transport.http.DeploymentDescriptorParser.parseAdapters
    (DeploymentDescriptorParser.java:253)
        at com.sun.xml.ws.transport.http.DeploymentDescriptorParser.parse
    (DeploymentDescriptorParser.java:147)
        at 
com.sun.xml.ws.transport.http.servlet.WSServletContextListener.contextInitialized
    (WSServletContextListener.java:124)
        at org.apache.catalina.core.StandardContext.listenerStart
    (StandardContext.java:4727)
        at org.apache.catalina.core.StandardContext.startInternal
    (StandardContext.java:5189)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at org.apache.catalina.core.ContainerBase.addChildInternal
    (ContainerBase.java:724)
        at org.apache.catalina.core.ContainerBase.access$000(ContainerBase.java:129)
        at org.apache.catalina.core.ContainerBase$PrivilegedAddChild.run
    (ContainerBase.java:150)
        at org.apache.catalina.core.ContainerBase$PrivilegedAddChild.run
    (ContainerBase.java:140)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:698)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
        at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:596)
        at org.apache.catalina.startup.HostConfig$DeployDescriptor.run
    (HostConfig.java:1805)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker
    (ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run
    (ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)

On the other hand, without security manager - everything deploys fine.

After some searching, I came to understanding that the problem is that javax/xml/bind/annotation/XmlNsForm is found in both tomcat libraries and in the METRO 2.0.

So I have 2 questions:

1.Is there some kind of property in catalina.policy that could be set to avoid this problem.

2.Is there any other way to resolve this conflict without removing Metro 2.0 from war.

Thanks in advance.


Solution

  • So the solution was not to use the entire bundle of Metro 2.0 - only some of the libraries of the bundle (added as jars not as entire bundle inside netbeans)