Add support for JDK 24

[bdeneuter]

Library Name

No response

Library Version(s)

No response

Describe the feature you'd like

JDK 24 has been released but the latest DataDog Java agent doesn't support JDK 24 yet.

Is your feature request related to a problem?

No response

Describe alternatives you've considered

No response

Additional context

When our service starts, we get this error:

[dd.trace 2025-03-19 11:32:32:423 +0000] [main] ERROR datadog.trace.bootstrap.Agent - Throwable thrown while installing the Datadog Agent
java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:119)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at datadog.trace.bootstrap.Agent.startDatadogAgent(Agent.java:654)
at datadog.trace.bootstrap.Agent.start(Agent.java:300)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at datadog.trace.bootstrap.AgentBootstrap.agentmainImpl(AgentBootstrap.java:155)
at datadog.trace.bootstrap.AgentBootstrap.agentmain(AgentBootstrap.java:72)
at datadog.trace.bootstrap.AgentBootstrap.premain(AgentBootstrap.java:60)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at java.instrument/sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:544)
at java.instrument/sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:556)
Caused by: java.lang.ExceptionInInitializerError
at datadog.trace.agent.tooling.bytebuddy.outline.TypePoolFacade.registerAsSupplier(TypePoolFacade.java:19)
at datadog.trace.agent.tooling.AgentInstaller.installBytebuddyAgent(AgentInstaller.java:108)
at datadog.trace.agent.tooling.AgentInstaller.installBytebuddyAgent(AgentInstaller.java:79)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
... 12 more
Caused by: java.lang.IllegalStateException: Failed to resolve the class file version of the current VM: This JVM's version string does not seem to be valid: 24
at net.bytebuddy.ClassFileVersion$VersionLocator$Unresolved.resolve(ClassFileVersion.java:676)
at net.bytebuddy.ClassFileVersion.ofThisVm(ClassFileVersion.java:358)
at datadog.trace.agent.tooling.bytebuddy.outline.OutlineTypeParser.parse(OutlineTypeParser.java:37)
at datadog.trace.agent.tooling.bytebuddy.outline.TypeFactory.(TypeFactory.java:81)
... 16 more

[skye-pp]

Looks like bytebuddy 1.15.4 and above would support 24, according to their README: https://github.com/raphw/byte-buddy