Luca Palano created FELIX-6752:
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Summary: System information throws java.lang.ClassCastException
with Java 21
Key: FELIX-6752
URL: https://issues.apache.org/jira/browse/FELIX-6752
Project: Felix
Issue Type: Bug
Components: Web Console
Affects Versions: webconsole-5.0.8
Reporter: Luca Palano
Running Web Console v5.0.8 with Java 21 throws ClassCastException when trying
to open the "System information" page (via the "/vmstat" web console URL).
Here is the snippet reporting the exception error:
{code:java}
java.lang.ClassCastException: class java.lang.String cannot be cast to class
java.lang.Integer (java.lang.String and java.lang.Integer are in module
java.base of loader 'bootstrap')
at
org.apache.felix.webconsole.internal.system.VMStatPlugin.renderContent(VMStatPlugin.java:220)
at
org.apache.felix.webconsole.internal.servlet.EnhancedPluginAdapter.renderContent(EnhancedPluginAdapter.java:158)
at
org.apache.felix.webconsole.internal.servlet.AbstractPluginAdapter.doGet(AbstractPluginAdapter.java:124)
at
org.apache.felix.webconsole.internal.servlet.EnhancedPluginAdapter.service(EnhancedPluginAdapter.java:152)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614)
at
org.apache.felix.webconsole.internal.servlet.OsgiManager.doService(OsgiManager.java:516)
at
org.apache.felix.webconsole.internal.servlet.OsgiManager$3.run(OsgiManager.java:425)
at
java.base/java.security.AccessController.doPrivileged(AccessController.java:571)
at
org.apache.felix.webconsole.internal.servlet.OsgiManager.service(OsgiManager.java:411)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614)
at
org.apache.felix.http.base.internal.handler.ServletHandler.handle(ServletHandler.java:128)
at
org.apache.felix.http.base.internal.dispatch.InvocationChain.doFilter(InvocationChain.java:86)
at
org.apache.felix.http.javaxwrappers.FilterChainWrapper.doFilter(FilterChainWrapper.java:45)
{code}
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