printing version (for support)

mattulbrich · Dec 8, 2022 · 639fa7a · 639fa7a
1 parent 1a0401c
commit 639fa7a
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Showing 2 changed files with 36 additions and 2 deletions.
diff --git a/build.gradle b/build.gradle
@@ -4,10 +4,25 @@ plugins {
     id 'antlr'
     id "com.github.johnrengelman.shadow" version "7.1.2"
     id 'com.github.hierynomus.license' version '0.16.1'
+    id "org.ajoberstar.grgit" version "1.7.2"
 }
 
 group 'edu.kit.kastel.formal'
-version '1.1-SNAPSHOT'
+version '1.1.0'
+
+task versionFile()  {
+    def resourcesDir = sourceSets.main.output.resourcesDir
+    outputs.dir resourcesDir
+    doFirst {
+        resourcesDir.mkdirs()
+        new File(resourcesDir, "VERSION").text = "$version (${grgit.head().abbreviatedId})"
+        print( "$resourcesDir/VERSION created.")
+    }
+}
+
+compileJava.configure {
+    dependsOn versionFile
+}
 
 repositories {
     mavenCentral()
@@ -25,12 +40,12 @@ java {
     }
 }
 
-
 application {
     mainClass = "edu.kit.kastel.formal.mimaflux.MimaFlux"
 }
 
 shadowJar {
+    dependsOn versionFile
     dependencies {
         exclude(dependency('org.antlr:antlr4:.*'))
         exclude(dependency('com.ibm.icu:.*:.*'))

diff --git a/src/main/java/edu/kit/kastel/formal/mimaflux/MimaFlux.java b/src/main/java/edu/kit/kastel/formal/mimaflux/MimaFlux.java
@@ -19,11 +19,28 @@
 import edu.kit.kastel.formal.mimaflux.gui.GUI;
 
 import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.NoSuchFileException;
 import java.util.List;
 
 public class MimaFlux {
 
+    public static final String VERSION;
+    static {
+        URL u = MimaFlux.class.getResource("/VERSION");
+        String version = "<unknown>";
+        try {
+            try (InputStream in = u.openStream()) {
+                version = new String(in.readAllBytes(), StandardCharsets.UTF_8);
+            }
+        } catch(Exception ex) {
+            ex.printStackTrace();
+        }
+        VERSION = version;
+    }
+
     public static MimaFluxArgs mmargs;
 
     public static void main(String[] args) throws Exception {
@@ -35,6 +52,8 @@ public static void main(String[] args) throws Exception {
                     .build();
             jc.parse(args);
 
+            System.out.println("Mima Flux Capacitor " + VERSION);
+
             if (mmargs.help) {
                 jc.usage();
                 System.exit(0);