Add Java moditect plugin example

.github/workflows/ci.yml

@@ -1,6 +1,6 @@
 name: CI
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   build:
@@ -15,10 +15,16 @@ jobs:
       - name: Setup JDK
         uses: actions/setup-java@v5
         with:
-          distribution: 'oracle'
+          distribution: 'temurin'
           java-version: ${{ matrix.java }}
           architecture: ${{ matrix.architecture }}
           cache: 'maven'
 
       - name: Build with Maven
-        run: mvn package
+        run: mvn -B --no-transfer-progress package
+
+      - name: Verify jar compatibility
+        uses: pivovarit/verify-jar-action@v1.2.0
+        with:
+          directory: 'java-jpms-jdk8/target'
+          java-version: '8'

.gitignore

@@ -1,5 +1,7 @@
+.claude
 .idea/
 target/
 
 *.iml
 .DS_Store
+

java-jpms-jdk8/README.MD

@@ -0,0 +1 @@
+https://4comprehension.com/jdk8-with-jpms-support/

java-jpms-jdk8/pom.xml

@@ -0,0 +1,66 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>com.pivovarit</groupId>
+        <artifactId>articles</artifactId>
+        <version>1.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+    <artifactId>java-jpms-jdk8</artifactId>
+
+    <name>java-jpms-jdk8</name>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <release>8</release>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.moditect</groupId>
+                <artifactId>moditect-maven-plugin</artifactId>
+                <version>1.2.2.Final</version>
+                <executions>
+                    <execution>
+                        <id>add-module-infos</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>add-module-info</goal>
+                        </goals>
+                        <configuration>
+                            <jvmVersion>9</jvmVersion>
+                            <module>
+                                <moduleInfoSource>
+                                    module com.pivovarit.utils {
+                                        exports com.pivovarit.jpms;
+                                    }
+                                </moduleInfoSource>
+                            </module>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>

java-jpms-jdk8/src/main/java/com/pivovarit/utils/StringUtils.java

@@ -0,0 +1,19 @@
+package com.pivovarit.utils;
+
+public final class StringUtils {
+
+    private StringUtils() {
+    }
+
+    public static String reverse(String input) {
+        return input == null ? null : new StringBuilder(input).reverse().toString();
+    }
+
+    public static boolean isPalindrome(String input) {
+        if (input == null) {
+            return false;
+        }
+        String reversed = reverse(input);
+        return input.equalsIgnoreCase(reversed);
+    }
+}

java-jpms-jdk8/src/test/java/com/pivovarit/utils/StringUtilsTest.java

@@ -0,0 +1,28 @@
+package com.pivovarit.utils;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class StringUtilsTest {
+
+    @Test
+    void shouldReverseString() {
+        assertThat(StringUtils.reverse("hello")).isEqualTo("olleh");
+    }
+
+    @Test
+    void shouldReturnNullForNullReverse() {
+        assertThat(StringUtils.reverse(null)).isNull();
+    }
+
+    @Test
+    void shouldDetectPalindrome() {
+        assertThat(StringUtils.isPalindrome("racecar")).isTrue();
+    }
+
+    @Test
+    void shouldDetectNonPalindrome() {
+        assertThat(StringUtils.isPalindrome("hello")).isFalse();
+    }
+}

pom.xml

@@ -34,6 +34,7 @@
         <module>java-immutable-collectors</module>
         <module>java-11-string-api-updates</module>
         <module>java-jdk8-on-spin-wait</module>
+        <module>java-jpms-jdk8</module>
         <module>java-design-patterns</module>
         <module>java-random-stream</module>
         <module>java-last-gatherer</module>