Add a version command line option

graalvm/generate-config.sh

@@ -44,6 +44,7 @@ fi
 
 # Run through multiple different execution paths, so that the tracing agent can generate complete configuration files.
 "$GRAALVM_HOME"/bin/java -agentlib:native-image-agent=config-merge-dir=src/main/resources/META-INF/native-image/ -jar "$TARGET_DIR"/iguana.jar --help             > /dev/null
+"$GRAALVM_HOME"/bin/java -agentlib:native-image-agent=config-merge-dir=src/main/resources/META-INF/native-image/ -jar "$TARGET_DIR"/iguana.jar --version          > /dev/null
 "$GRAALVM_HOME"/bin/java -agentlib:native-image-agent=config-merge-dir=src/main/resources/META-INF/native-image/ -jar "$TARGET_DIR"/iguana.jar --dry-run -is "$SUITE" > /dev/null
 "$GRAALVM_HOME"/bin/java -agentlib:native-image-agent=config-merge-dir=src/main/resources/META-INF/native-image/ -jar "$TARGET_DIR"/iguana.jar --dry-run "$SUITE"     > /dev/null
 

pom.xml

@@ -140,6 +140,13 @@
     </dependencies>
 
     <build>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <includes><include>version.properties</include></includes>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>

src/main/java/org/aksw/iguana/cc/controller/MainController.java

@@ -8,6 +8,7 @@
 
 import java.io.IOException;
 import java.nio.file.Path;
+import java.util.Objects;
 
 
 /**
@@ -36,6 +37,9 @@ public Path convert(String value) {
 
         @Parameter(description = "suite file {yml,yaml,json}", arity = 1, required = true, converter = PathConverter.class)
         private Path suitePath;
+
+        @Parameter(names = {"--version", "-v"}, description = "Outputs the version number of the program and result ontology.")
+        private boolean version;
     }
 
     private static final Logger LOGGER = LoggerFactory.getLogger(MainController.class);
@@ -45,7 +49,7 @@ public Path convert(String value) {
      *
      * @param argc The command line arguments that are passed to the program.
      */
-    public static void main(String[] argc) {
+    public static void main(String[] argc) throws IOException {
         // Configurator.reconfigure(URI.create("log4j2.yml"));
 
         var args = new Args();
@@ -55,6 +59,13 @@ public static void main(String[] argc) {
         try {
             jc.parse(argc);
         } catch (ParameterException e) {
+            // The exception is also thrown when no suite file is provided. In the case where only the version option
+            // is provided, this would still throw. Therefore, we need to check if the version option is provided.
+            if (args.version) {
+                outputVersion();
+                System.exit(0);
+            }
+
             System.err.println(e.getLocalizedMessage());
             jc.usage();
             System.exit(0);
@@ -63,6 +74,10 @@ public static void main(String[] argc) {
             jc.usage();
             System.exit(1);
         }
+        if (args.version) {
+            outputVersion();
+            System.exit(0);
+        }
 
         try {
             Suite parse = IguanaSuiteParser.parse(args.suitePath, !args.ignoreShema);
@@ -74,4 +89,14 @@ public static void main(String[] argc) {
         System.exit(0);
     }
 
+    private static void outputVersion() throws IOException {
+        ClassLoader classloader = MainController.class.getClassLoader();
+        String properties = new String(Objects.requireNonNull(classloader.getResourceAsStream("version.properties")).readAllBytes());
+        String[] lines = properties.split("\\n");
+        String projectVersion = lines[0].split("=")[1];
+        String ontologyVersion = lines[1].split("=")[1];
+        System.out.println("IGUANA version: " + projectVersion);
+        System.out.println("Result ontology version: " + ontologyVersion);
+    }
+
 }

src/main/resources/version.properties

@@ -0,0 +1,2 @@
+version=${project.version}
+ontology_version=${ontology.version}