Merge pull request #238 from kerner1000/feature/custom-launcher

Feature/custom launcher

Author: fvarrui

src/main/java/io/github/fvarrui/javapackager/model/MacConfig.java

@@ -34,6 +34,7 @@ public class MacConfig implements Serializable {
 	private String developerId = "-";
 	private File entitlements;
 	private File provisionProfile;
+	private File customLauncher;
 	private boolean codesignApp = true;
 	private InfoPlist infoPlist = new InfoPlist();
 	private boolean hardenedCodesign = true;
@@ -191,6 +192,14 @@ public void setDeveloperId(String developerId) {
 		this.developerId = developerId;
 	}
 
+	public File getCustomLauncher() {
+		return customLauncher;
+	}
+
+	public void setCustomLauncher(File customLauncher) {
+		this.customLauncher = customLauncher;
+	}
+
 	public File getProvisionProfile() {
 		return provisionProfile;
 	}

src/main/java/io/github/fvarrui/javapackager/packagers/MacPackager.java

@@ -93,33 +93,37 @@ public File doCreateApp() throws Exception {
 
 		if (this.administratorRequired) {
 
+			// We need a helper script ("startup") in this case,
+			// which invokes the launcher script/ executable with administrator rights.
+			// TODO: admin script depends on launcher file name 'universalJavaApplicationStub'
+
 			// sets startup file
 			this.executable = new File(macOSFolder, "startup");
 
 			// creates startup file to boot java app
 			VelocityUtils.render("mac/startup.vtl", executable, this);
-			executable.setExecutable(true, false);
-			Logger.info("Startup script file created in " + executable.getAbsolutePath());
-
 		} else {
 
-			// sets startup file
-			this.executable = new File(macOSFolder, "universalJavaApplicationStub");
-			Logger.info("Using " + executable.getAbsolutePath() + " as startup script");
-
-		}
-
-		// copies universalJavaApplicationStub startup file to boot java app
-		File appStubFile = new File(macOSFolder, "universalJavaApplicationStub");
-		String universalJavaApplicationStubResource = null;
-		switch (macConfig.getMacStartup()) {
-		case UNIVERSAL:	universalJavaApplicationStubResource = "universalJavaApplicationStub"; break;
-		case X86_64:	universalJavaApplicationStubResource = "universalJavaApplicationStub.x86_64"; break;
-		case ARM64: 	universalJavaApplicationStubResource = "universalJavaApplicationStub.arm64"; break;
-		case SCRIPT: 	universalJavaApplicationStubResource = "universalJavaApplicationStub.sh"; break;
+			File launcher = macConfig.getCustomLauncher();
+			if(launcher != null && launcher.canRead() && launcher.isFile()){
+				FileUtils.copyFileToFolder(launcher, macOSFolder);
+				this.executable = new File(macOSFolder, launcher.getName());
+			} else {
+				// sets startup file
+				File appStubFile = new File(macOSFolder, "universalJavaApplicationStub");
+				String universalJavaApplicationStubResource = null;
+				switch (macConfig.getMacStartup()) {
+					case UNIVERSAL:	universalJavaApplicationStubResource = "universalJavaApplicationStub"; break;
+					case X86_64:	universalJavaApplicationStubResource = "universalJavaApplicationStub.x86_64"; break;
+					case ARM64: 	universalJavaApplicationStubResource = "universalJavaApplicationStub.arm64"; break;
+					case SCRIPT: 	universalJavaApplicationStubResource = "universalJavaApplicationStub.sh"; break;
+				}
+				FileUtils.copyResourceToFile("/mac/" + universalJavaApplicationStubResource, appStubFile);
+				this.executable = appStubFile;
+			}
 		}
-		FileUtils.copyResourceToFile("/mac/" + universalJavaApplicationStubResource, appStubFile);
-		appStubFile.setExecutable(true, false);
+		executable.setExecutable(true, false);
+		Logger.info("Startup script file created in " + executable.getAbsolutePath());
 
 		// process classpath
 		classpath = (this.macConfig.isRelocateJar() ? "Java/" : "") + this.jarFile.getName() + (classpath != null ? ":" + classpath : "");