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Posted to dev@tomcat.apache.org by re...@apache.org on 2019/05/04 13:19:46 UTC
[tomcat] branch master updated: Tentative Graal native image
instructions
This is an automated email from the ASF dual-hosted git repository.
remm pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/master by this push:
new 7443c4e Tentative Graal native image instructions
7443c4e is described below
commit 7443c4ee8f502cc6388376d1407a1335544d0d35
Author: remm <re...@apache.org>
AuthorDate: Sat May 4 15:19:36 2019 +0200
Tentative Graal native image instructions
Will need RC17 at least.
---
res/tomcat-maven/README.md | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/res/tomcat-maven/README.md b/res/tomcat-maven/README.md
index 7e0ed7d..f195977 100644
--- a/res/tomcat-maven/README.md
+++ b/res/tomcat-maven/README.md
@@ -77,3 +77,18 @@ If using the Kubernetes cloud clustering membership provider, the pod needs to h
```
oc policy add-role-to-user view system:serviceaccount:$(oc project -q):default -n $(oc project -q)
```
+
+## Native Image
+
+```
+export JAVA_HOME=/home/remm/Work/graalvm-ce-1.0.0-rc17
+export JAVA_OPTS=-agentlib:native-image-agent=config-output-dir=./target/
+java -jar ./target/tomcat-maven-1.0.jar
+```
+Then exercise necessary paths of your service with the Tomcat configuration.
+
+And generate the native image using the generated reflection metadata.
+```
+cd target
+$JAVA_HOME/bin/native-image -H:+ReportUnsupportedElementsAtRuntime -H:ConfigurationFileDirectories=./ -jar tomcat-maven-1.0.jar
+```
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