fix: Daemon invoker lifespan must be shared with daemon process lifespan

[cstamas]

As long daemon is alive, the daemon invoker must be kept alive as it holds the "resident" object graph of Maven.

[gnodet]

I just tried the fix, but it leads to another problem:

➜  camel git:(jbang-shell) ~/work/git/mvnd/dist/target/maven-mvnd-2.0.0-beta-2-SNAPSHOT-darwin-aarch64/bin/mvnd foo -X
Apache Maven Daemon (mvnd) 2.0.0-beta-2-SNAPSHOT darwin-aarch64 native client (0447f95a3c37d2f61632ef4d5d8046f26bd4984a)
Terminal: org.jline.terminal.impl.PosixSysTerminal with pty org.jline.terminal.impl.jni.osx.OsXNativePty
Apache Maven 4.0.0-beta-5 (6e78fcf6f5e76422c0eb358cd11f0c231ecafbad)
Maven home: /Users/gnodet/work/git/mvnd/dist/target/maven-mvnd-2.0.0-beta-2-SNAPSHOT-darwin-aarch64/mvn
Java version: 21.0.4, vendor: Eclipse Adoptium, runtime: /Users/gnodet/.sdkman/candidates/java/21.0.4-tem
Default locale: en_FR, platform encoding: UTF-8
OS name: "mac os x", version: "15.0.1", arch: "aarch64", family: "mac"
[INFO] Error stacktraces are turned on.
[DEBUG] Message scheme: color
[DEBUG] Message styles: trace debug info warning error success failure strong mojo project
[DEBUG] Reading installation settings from '/Users/gnodet/work/git/mvnd/dist/target/maven-mvnd-2.0.0-beta-2-SNAPSHOT-darwin-aarch64/mvn/conf/settings.xml'
[DEBUG] Reading project settings from '/Users/gnodet/work/git/camel/.mvn/settings.xml'
[DEBUG] Reading user settings from '/Users/gnodet/.m2/settings.xml'
[DEBUG] Reading installation toolchains from '/Users/gnodet/work/git/mvnd/dist/target/maven-mvnd-2.0.0-beta-2-SNAPSHOT-darwin-aarch64/mvn/conf/toolchains.xml'
[DEBUG] Reading user toolchains from '/Users/gnodet/.m2/toolchains.xml'
[INFO] Processing build on daemon a7f2f620
[INFO] Daemon status dump:
[INFO] CWD: /Users/gnodet/work/git/camel
[INFO] MAVEN_HOME: /Users/gnodet/work/git/mvnd/dist/target/maven-mvnd-2.0.0-beta-2-SNAPSHOT-darwin-aarch64/mvn
[INFO] USER_HOME: /Users/gnodet
[INFO] topDirectory: /Users/gnodet/work/git/camel
[INFO] rootDirectory: Optional[/Users/gnodet/work/git/camel]
[DEBUG] Using local repository at /Users/gnodet/.m2/repository
[DEBUG] Using manager EnhancedLocalRepositoryManager with priority 10.0 for /Users/gnodet/.m2/repository
[ERROR] org.codehaus.plexus.component.repository.exception.ComponentLookupException: java.util.NoSuchElementException
[ERROR]       role: org.eclipse.aether.repository.WorkspaceReader
[ERROR]   roleHint: reactor
org.apache.maven.api.services.LookupException: org.codehaus.plexus.component.repository.exception.ComponentLookupException: java.util.NoSuchElementException
      role: org.eclipse.aether.repository.WorkspaceReader
  roleHint: reactor
    at org.apache.maven.internal.impl.DefaultLookup.lookup(DefaultLookup.java:60)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:243)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:225)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:149)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.doExecute(DefaultMavenInvoker.java:470)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:146)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:42)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:108)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:76)
    at org.apache.maven.cling.invoker.LookupInvoker.doInvoke(LookupInvoker.java:238)
    at org.apache.maven.cling.invoker.LookupInvoker.invoke(LookupInvoker.java:213)
    at org.apache.maven.cli.DaemonMavenCling.main(DaemonMavenCling.java:75)
    at org.mvndaemon.mvnd.daemon.Server.handle(Server.java:615)
    at org.mvndaemon.mvnd.daemon.Server.client(Server.java:292)
    at org.mvndaemon.mvnd.daemon.Server.lambda$accept$2(Server.java:254)
    at java.lang.Thread.run(Thread.java:1583)
Caused by: org.codehaus.plexus.component.repository.exception.ComponentLookupException: java.util.NoSuchElementException
      role: org.eclipse.aether.repository.WorkspaceReader
  roleHint: reactor
    at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:269)
    at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:257)
    at org.apache.maven.internal.impl.DefaultLookup.lookup(DefaultLookup.java:58)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:243)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:225)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:149)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.doExecute(DefaultMavenInvoker.java:470)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:146)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:42)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:108)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:76)
    at org.apache.maven.cling.invoker.LookupInvoker.doInvoke(LookupInvoker.java:238)
    at org.apache.maven.cling.invoker.LookupInvoker.invoke(LookupInvoker.java:213)
    at org.apache.maven.cli.DaemonMavenCling.main(DaemonMavenCling.java:75)
    at org.mvndaemon.mvnd.daemon.Server.handle(Server.java:615)
    at org.mvndaemon.mvnd.daemon.Server.client(Server.java:292)
    at org.mvndaemon.mvnd.daemon.Server.lambda$accept$2(Server.java:254)
    at java.lang.Thread.run(Thread.java:1583)
Caused by: java.util.NoSuchElementException
    at org.eclipse.sisu.plexus.RealmFilteredBeans$FilteredItr.next(RealmFilteredBeans.java:123)
    at org.eclipse.sisu.plexus.RealmFilteredBeans$FilteredItr.next(RealmFilteredBeans.java:69)
    at org.eclipse.sisu.plexus.DefaultPlexusBeans$Itr.next(DefaultPlexusBeans.java:78)
    at org.eclipse.sisu.plexus.DefaultPlexusBeans$Itr.next(DefaultPlexusBeans.java:58)
    at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:265)
    at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:257)
    at org.apache.maven.internal.impl.DefaultLookup.lookup(DefaultLookup.java:58)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:243)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:225)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:149)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.doExecute(DefaultMavenInvoker.java:470)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:146)
    at org.apache.maven.cli.DaemonMavenInvoker.doExecute(DaemonMavenInvoker.java:42)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:108)
    at org.apache.maven.cling.invoker.mvn.DefaultMavenInvoker.execute(DefaultMavenInvoker.java:76)
    at org.apache.maven.cling.invoker.LookupInvoker.doInvoke(LookupInvoker.java:238)
    at org.apache.maven.cling.invoker.LookupInvoker.invoke(LookupInvoker.java:213)
    at org.apache.maven.cli.DaemonMavenCling.main(DaemonMavenCling.java:75)
    at org.mvndaemon.mvnd.daemon.Server.handle(Server.java:615)
    at org.mvndaemon.mvnd.daemon.Server.client(Server.java:292)
    at org.mvndaemon.mvnd.daemon.Server.lambda$accept$2(Server.java:254)
    at java.lang.Thread.run(Thread.java:1583)
[ERROR] 
➜  camel git:(jbang-shell) 

[gnodet]

I confirm it works !