S2I-Java works as intended

Makefile

@@ -191,6 +191,16 @@ test-e2e-s2i-dotnet: E2E_S2I_PARAMS_REVISION = main
 test-e2e-s2i-dotnet: E2E_S2I_PARAMS_ENV_VARS = DOTNET_STARTUP_PROJECT=CleanArchitecture.Api/CleanArchitecture.Api.csproj
 test-e2e-s2i-dotnet: test-e2e-s2i
 
+# runs the end-to-end tests for s2i-java
+.PHONY: test-e2e-s2i-java
+test-e2e-s2i-java: prepare-e2e-s2i
+test-e2e-s2i-java: E2E_S2I_LANGUAGE = java
+test-e2e-s2i-java: E2E_S2I_IMAGE_TAG = task-s2i-java:latest
+test-e2e-s2i-java: E2E_S2I_PARAMS_URL = https://github.com/shashirajraja/shopping-cart 
+test-e2e-s2i-java: E2E_S2I_PARAMS_ENV_VARS = MAVEN_CLEAR_REPO=false 
+test-e2e-s2i-java: E2E_S2I_IMAGE_SCRIPTS_URL = image:///usr/local/s2i
+test-e2e-s2i-java: test-e2e-s2i
+
 # runs the end-to-end tests for s2i
 .PHONY: test-e2e-s2i
 test-e2e-s2i: prepare-e2e-s2i

templates/task-s2i-java.yaml

@@ -0,0 +1,18 @@
+{{- $s2iBuilderImage := .Values.s2iBuilders.java -}}
+---
+apiVersion: tekton.dev/v1beta1
+kind: Task
+metadata:
+  name: s2i-java
+  labels:
+    app.kubernetes.io/version: {{ .Chart.Version }}
+{{- if .Values.annotations }}
+  annotations:
+  {{- .Values.annotations | toYaml | nindent 4 }}
+{{- end }}
+spec:
+  description: |
+    Builds the source code using the s2i's Java builder-image
+    {{ $s2iBuilderImage | quote }}.
+
+{{ include "spec_s2i" ( list . $s2iBuilderImage ) | nindent 2 }}

values.yaml

@@ -16,6 +16,7 @@ s2iBuilders:
   nodejs: registry.access.redhat.com/ubi8/nodejs-18:latest
   php: registry.access.redhat.com/ubi9/php-81:1-29
   dotnet: registry.access.redhat.com/ubi8/dotnet-60:6.0-37.20230802191230
+  java: registry.access.redhat.com/ubi8/openjdk-11:latest
 
 annotations:
   tekton.dev/pipelines.minVersion: "0.38.0"