feat(spring-oracle-example): initialize Spring Boot project with Orac…

.github/workflows/spring-oracle-example.yml

@@ -0,0 +1,68 @@
+name: spring-oracle-example CI Build
+
+on:
+  pull_request:
+    branches: [master]
+    paths:
+      - "spring-oracle-example/**"
+    types:
+      - opened
+      - synchronize
+      - reopened
+
+jobs:
+
+  integration-tests:
+    name: Run Unit & Integration Tests
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: spring-oracle-example
+    strategy:
+      matrix:
+        distribution: [ 'temurin' ]
+        java: [ '21' ]
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      - name: Set up JDK ${{ matrix.java }}
+        uses: actions/setup-java@v5.0.0
+        with:
+          java-version: ${{ matrix.java }}
+          distribution: ${{ matrix.distribution }}
+          cache: 'maven'
+      - name: Build and analyze
+        run: ./mvnw clean verify
+
+  health-check:
+    name: Health Check on Services
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository and submodules
+        uses: actions/checkout@v5
+        with:
+          submodules: true
+
+      - name: Extract service names from docker compose
+        id: services
+        run: |
+          echo "services<<EOF" >> $GITHUB_OUTPUT
+          docker compose -f ./spring-oracle-example/compose.yaml config --services >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+
+      - name: Start containers with Compose Action
+        uses: hoverkraft-tech/compose-action@v2.3.0
+        with:
+          compose-file: './spring-oracle-example/compose.yaml'
+          services: ${{ steps.services.outputs.services }}
+          up-flags: '--build'
+          down-flags: '--volumes'
+
+      - name: Wait for containers to initialize
+        run: sleep 30
+
+      - name: Check container health
+        run: |
+          ./.github/scripts/check-container-health.sh "${{ steps.services.outputs.services }}"

pom.xml

@@ -16,6 +16,7 @@
         <module>spring-prometheus-grafana-example</module>
         <module>spring-keycloak-example</module>
         <module>spring-jasper-example</module>
+        <module>spring-oracle-example</module>
     </modules>
 
 </project>

spring-oracle-example/.dockerignore

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+# Include any files or directories that you don't want to be copied to your
+# container here (e.g., local build artifacts, temporary files, etc.).
+#
+# For more help, visit the .dockerignore file reference guide at
+# https://docs.docker.com/go/build-context-dockerignore/
+
+**/.DS_Store
+**/.classpath
+**/.dockerignore
+**/.env
+**/.factorypath
+**/.git
+**/.gitignore
+**/.idea
+**/.project
+**/.sts4-cache
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/.next
+**/.cache
+**/*.dbmdl
+**/*.jfm
+**/charts
+**/docker-compose*
+**/compose.y*ml
+**/Dockerfile*
+**/secrets.dev.yaml
+**/values.dev.yaml
+**/vendor
+LICENSE
+README.md
+**/*.class
+**/*.iml
+**/*.ipr
+**/*.iws
+**/*.log
+**/.apt_generated
+**/.gradle
+**/.gradletasknamecache
+**/.nb-gradle
+**/.springBeans
+**/build
+**/dist
+**/gradle-app.setting
+**/nbbuild
+**/nbdist
+**/nbproject/private
+**/target
+*.ctxt
+.mtj.tmp
+.mvn/timing.properties
+buildNumber.properties
+dependency-reduced-pom.xml
+hs_err_pid*
+pom.xml.next
+pom.xml.releaseBackup
+pom.xml.tag
+pom.xml.versionsBackup
+release.properties
+replay_pid*

spring-oracle-example/.gitattributes

@@ -0,0 +1,2 @@
+/mvnw text eol=lf
+*.cmd text eol=crlf

spring-oracle-example/.github/workflows/maven.yml

@@ -0,0 +1,30 @@
+name: CI Build
+
+on:
+  push:
+    branches:
+      - "**"
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        distribution: [ 'temurin' ]
+        java: [ '21' ]
+    steps:
+      - uses: actions/checkout@v5
+
+      - name: Setup Java 21
+        uses: actions/setup-java@v5
+        with:
+          java-version: ${{ matrix.java }}
+          distribution: ${{ matrix.distribution }}
+          cache: 'maven'
+
+      - name: Grant execute permission for mvnw
+        run: chmod +x mvnw
+
+      - name: Build with Maven
+        run: ./mvnw clean verify

spring-oracle-example/.gitignore

@@ -0,0 +1,32 @@
+target/
+.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

spring-oracle-example/.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1,2 @@
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.11/apache-maven-3.9.11-bin.zip

spring-oracle-example/Dockerfile

@@ -0,0 +1,47 @@
+FROM eclipse-temurin:21-jdk-jammy as deps
+
+WORKDIR /build
+
+COPY --chmod=0755 mvnw mvnw
+COPY .mvn/ .mvn/
+
+RUN --mount=type=bind,source=pom.xml,target=pom.xml \
+    --mount=type=cache,target=/root/.m2 ./mvnw dependency:go-offline -DskipTests
+
+FROM deps as package
+
+WORKDIR /build
+
+COPY ./src src/
+RUN --mount=type=bind,source=pom.xml,target=pom.xml \
+    --mount=type=cache,target=/root/.m2 \
+    ./mvnw package -DskipTests && \
+    mv target/$(./mvnw help:evaluate -Dexpression=project.artifactId -q -DforceStdout)-$(./mvnw help:evaluate -Dexpression=project.version -q -DforceStdout).jar target/app.jar
+
+FROM package as extract
+
+WORKDIR /build
+
+RUN java -Djarmode=layertools -jar target/app.jar extract --destination target/extracted
+
+FROM eclipse-temurin:21-jre-jammy AS final
+
+ARG UID=10001
+RUN adduser \
+    --disabled-password \
+    --gecos "" \
+    --home "/nonexistent" \
+    --shell "/sbin/nologin" \
+    --no-create-home \
+    --uid "${UID}" \
+    appuser
+USER appuser
+
+COPY --from=extract build/target/extracted/dependencies/ ./
+COPY --from=extract build/target/extracted/spring-boot-loader/ ./
+COPY --from=extract build/target/extracted/snapshot-dependencies/ ./
+COPY --from=extract build/target/extracted/application/ ./
+
+EXPOSE 8080
+
+ENTRYPOINT [ "java", "org.springframework.boot.loader.launch.JarLauncher" ]

spring-oracle-example/compose.yaml

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+services:
+
+  app:
+    build:
+      context: .
+    restart: unless-stopped
+    depends_on:
+      - oracle-db
+    environment:
+      SPRING_PROFILES_ACTIVE: default
+      SERVER_PORT: 8080
+      SPRING_DATASOURCE_URL: jdbc:oracle:thin:@oracle-db:1521/XEPDB1
+      SPRING_DATASOURCE_USERNAME: TEST_SCHEMA
+      SPRING_DATASOURCE_PASSWORD: Ag101Pwd123
+      SPRING_DATASOURCE_DRIVER: oracle.jdbc.OracleDriver
+      SPRING_JPA_HIBERNATE_DDL_AUTO: update
+      SPRING_JPA_SHOW_SQL: true
+      SPRING_HIBERNATE_DIALECT: org.hibernate.dialect.OracleDialect
+    ports:
+      - "8080:8080"
+
+  oracle-db:
+    image: gvenzl/oracle-xe:21-slim
+    container_name: oracle-xe
+    restart: unless-stopped
+    ports:
+      - "1521:1521"
+    environment:
+      ORACLE_PASSWORD: "Admin123"
+    shm_size: 1g
+    volumes:
+      - ./docker/oracle:/docker-entrypoint-initdb.d

spring-oracle-example/docker/oracle/init.sql

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+ALTER SESSION SET CONTAINER = XEPDB1;
+CREATE USER TEST_SCHEMA IDENTIFIED BY Ag101Pwd123;
+GRANT CREATE SESSION TO TEST_SCHEMA;
+GRANT CONNECT, RESOURCE TO TEST_SCHEMA;
+ALTER USER TEST_SCHEMA QUOTA UNLIMITED ON USERS;