From 73cf6516642b6cf5eece2fb5d970f9ddba5f0afb Mon Sep 17 00:00:00 2001
From: mlangkabel <malte.langkabel@gmail.com>
Date: Tue, 30 Oct 2018 12:30:32 +0100
Subject: [PATCH] ui: Show explicit error message if no java path provided in
 preferences

---
 src/lib_java/data/parser/java/JavaEnvironmentFactory.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/lib_java/data/parser/java/JavaEnvironmentFactory.cpp b/src/lib_java/data/parser/java/JavaEnvironmentFactory.cpp
index e9859466..88101141 100644
--- a/src/lib_java/data/parser/java/JavaEnvironmentFactory.cpp
+++ b/src/lib_java/data/parser/java/JavaEnvironmentFactory.cpp
@@ -29,6 +29,13 @@ void JavaEnvironmentFactory::createInstance(std::string classPath, std::string&
 
 	std::function<jint (JavaVM**, void**, void*)> createInstanceFunction;
 	const FilePath javaPath = ApplicationSettings::getInstance()->getJavaPath();
+
+	if (javaPath.empty())
+	{
+		errorString = "No Java Path provided in preferences.";
+		return;
+	}
+
 	createInstanceFunction = utility::loadFunctionFromLibrary<jint, JavaVM**, void**, void*>(
 		javaPath,
 		"JNI_CreateJavaVM",