U checks if wrap jar inside launch4j exe creator

Author: fvarrui

src/main/java/io/github/fvarrui/javapackager/gradle/CreateWindowsExeLaunch4j.java

@@ -34,10 +34,18 @@ protected File doApply(WindowsPackager packager) throws Exception {
 		String jreDirectoryName = packager.getJreDirectoryName();
 		String jreMinVersion = packager.getJreMinVersion();
 		File jarFile = packager.getJarFile();
+		File appFolder = packager.getAppFolder();
 
 		createAssets(packager); // creates a folder only for launch4j assets
 
-		String jarPath = winConfig.isWrapJar() ? getGenericJar().getAbsolutePath() : jarFile.getName();
+		// copies JAR to app folder
+		String jarPath;
+		if (winConfig.isWrapJar()) {
+			jarPath = getGenericJar().getAbsolutePath();
+		} else {
+			FileUtils.copyFileToFolder(jarFile, appFolder);
+			jarPath = jarFile.getName();
+		}
 
 		Launch4jLibraryTask l4jTask = Context.getGradleContext().getLibraryTask();
 		l4jTask.getOutputs().upToDateWhen(task -> false);

src/main/java/io/github/fvarrui/javapackager/maven/CreateWindowsExeLaunch4j.java

@@ -45,10 +45,18 @@ protected File doApply(WindowsPackager packager) throws Exception {
 		String classpath = packager.getClasspath();
 		String jreMinVersion = packager.getJreMinVersion();
 		File jarFile = packager.getJarFile();
+		File appFolder = packager.getAppFolder();
 
 		createAssets(packager);
 
-		String jarPath = winConfig.isWrapJar() ? getGenericJar().getAbsolutePath() : jarFile.getName();
+		// copies JAR to app folder
+		String jarPath;
+		if (winConfig.isWrapJar()) {
+			jarPath = getGenericJar().getAbsolutePath();
+		} else {
+			FileUtils.copyFileToFolder(jarFile, appFolder);
+			jarPath = jarFile.getName();
+		}
 
 		List<Element> optsElements = vmArgs.stream().map(arg -> element("opt", arg)).collect(Collectors.toList());