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Posted to issues@cxf.apache.org by "Joakim Olsson (JIRA)" <ji...@apache.org> on 2011/02/15 18:31:57 UTC

[jira] Created: (CXF-3339) ClassLoader issue with cached JAXBContext by packagename

ClassLoader issue with cached JAXBContext by packagename
--------------------------------------------------------

                 Key: CXF-3339
                 URL: https://issues.apache.org/jira/browse/CXF-3339
             Project: CXF
          Issue Type: Bug
          Components: JAX-RS
            Reporter: Joakim Olsson


When using the same REST-integration from two different WAR's we got a nice "JAXBException occurred : class packagename.Classname nor any of its super class is known to this context" from one of the applications.

I tracked this to the AbstractJAXBProvider and the packageContexts being keyed on the string-representation of the package.

The following naive patch (towards the 2.3.x-fixes branch) solved the problem for us. There probably is a better solution.

@@ -394,7 +394,13 @@ public abstract class AbstractJAXBProvider extends AbstractConfigurableProvider
             return null;
         }
         synchronized (packageContexts) {
-            String packageName = PackageUtils.getPackageName(type);
+            String classLoaderName;
+            if (type.getClassLoader() != null) {
+                classLoaderName = type.getClassLoader().toString();
+            } else {
+                classLoaderName = "none";
+            }
+            String packageName = classLoaderName + "-" + PackageUtils.getPackageName(type);
             JAXBContext context = packageContexts.get(packageName);
             if (context == null) {
                 try {


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[jira] Updated: (CXF-3339) ClassLoader issue with cached JAXBContext by packagename

Posted by "Joakim Olsson (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CXF-3339?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joakim Olsson updated CXF-3339:
-------------------------------

    Description: 
When using the same REST-integration from two different WAR's we got a nice "JAXBException occurred : class packagename.Classname nor any of its super class is known to this context" from one of the applications.

I tracked this to the AbstractJAXBProvider and the packageContexts being keyed on the string-representation of the package.

The following naive patch (towards the 2.3.x-fixes branch) solved the problem for us. There probably is a better solution.
{noformat}
@@ -394,7 +394,13 @@ public abstract class AbstractJAXBProvider extends AbstractConfigurableProvider
             return null;
         }
         synchronized (packageContexts) {
-            String packageName = PackageUtils.getPackageName(type);
+            String classLoaderName;
+            if (type.getClassLoader() != null) {
+                classLoaderName = type.getClassLoader().toString();
+            } else {
+                classLoaderName = "none";
+            }
+            String packageName = classLoaderName + "-" + PackageUtils.getPackageName(type);
             JAXBContext context = packageContexts.get(packageName);
             if (context == null) {
                 try {
{noformat}

  was:
When using the same REST-integration from two different WAR's we got a nice "JAXBException occurred : class packagename.Classname nor any of its super class is known to this context" from one of the applications.

I tracked this to the AbstractJAXBProvider and the packageContexts being keyed on the string-representation of the package.

The following naive patch (towards the 2.3.x-fixes branch) solved the problem for us. There probably is a better solution.

@@ -394,7 +394,13 @@ public abstract class AbstractJAXBProvider extends AbstractConfigurableProvider
             return null;
         }
         synchronized (packageContexts) {
-            String packageName = PackageUtils.getPackageName(type);
+            String classLoaderName;
+            if (type.getClassLoader() != null) {
+                classLoaderName = type.getClassLoader().toString();
+            } else {
+                classLoaderName = "none";
+            }
+            String packageName = classLoaderName + "-" + PackageUtils.getPackageName(type);
             JAXBContext context = packageContexts.get(packageName);
             if (context == null) {
                 try {



> ClassLoader issue with cached JAXBContext by packagename
> --------------------------------------------------------
>
>                 Key: CXF-3339
>                 URL: https://issues.apache.org/jira/browse/CXF-3339
>             Project: CXF
>          Issue Type: Bug
>          Components: JAX-RS
>            Reporter: Joakim Olsson
>
> When using the same REST-integration from two different WAR's we got a nice "JAXBException occurred : class packagename.Classname nor any of its super class is known to this context" from one of the applications.
> I tracked this to the AbstractJAXBProvider and the packageContexts being keyed on the string-representation of the package.
> The following naive patch (towards the 2.3.x-fixes branch) solved the problem for us. There probably is a better solution.
> {noformat}
> @@ -394,7 +394,13 @@ public abstract class AbstractJAXBProvider extends AbstractConfigurableProvider
>              return null;
>          }
>          synchronized (packageContexts) {
> -            String packageName = PackageUtils.getPackageName(type);
> +            String classLoaderName;
> +            if (type.getClassLoader() != null) {
> +                classLoaderName = type.getClassLoader().toString();
> +            } else {
> +                classLoaderName = "none";
> +            }
> +            String packageName = classLoaderName + "-" + PackageUtils.getPackageName(type);
>              JAXBContext context = packageContexts.get(packageName);
>              if (context == null) {
>                  try {
> {noformat}

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[jira] [Resolved] (CXF-3339) ClassLoader issue with cached JAXBContext by packagename

Posted by "Sergey Beryozkin (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CXF-3339?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Beryozkin resolved CXF-3339.
-----------------------------------

       Resolution: Fixed
    Fix Version/s: 2.4
         Assignee: Sergey Beryozkin

Resolved on the trunk only due to sensitive changes which have been applied to ProviderFactory

> ClassLoader issue with cached JAXBContext by packagename
> --------------------------------------------------------
>
>                 Key: CXF-3339
>                 URL: https://issues.apache.org/jira/browse/CXF-3339
>             Project: CXF
>          Issue Type: Bug
>          Components: JAX-RS
>            Reporter: Joakim Olsson
>            Assignee: Sergey Beryozkin
>             Fix For: 2.4
>
>
> When using the same REST-integration from two different WAR's we got a nice "JAXBException occurred : class packagename.Classname nor any of its super class is known to this context" from one of the applications.
> I tracked this to the AbstractJAXBProvider and the packageContexts being keyed on the string-representation of the package.
> The following naive patch (towards the 2.3.x-fixes branch) solved the problem for us. There probably is a better solution.
> {noformat}
> @@ -394,7 +394,13 @@ public abstract class AbstractJAXBProvider extends AbstractConfigurableProvider
>              return null;
>          }
>          synchronized (packageContexts) {
> -            String packageName = PackageUtils.getPackageName(type);
> +            String classLoaderName;
> +            if (type.getClassLoader() != null) {
> +                classLoaderName = type.getClassLoader().toString();
> +            } else {
> +                classLoaderName = "none";
> +            }
> +            String packageName = classLoaderName + "-" + PackageUtils.getPackageName(type);
>              JAXBContext context = packageContexts.get(packageName);
>              if (context == null) {
>                  try {
> {noformat}

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