示例#1
0
        static void Main(string[] args)
        {
            // Create Java Runtime
            using (JavaRuntime jre = new JavaRuntime())
            {
                // Load Java Virtual Machine
                jre.Load();

                // Get the "System" type, than get the static field "out" and than invoke method "println" with parameter.
                jre.GetClass("java.lang.System").GetStaticFieldValue <JObject>("out", "java.io.PrintStream").Invoke <object>("println", "Hello from Java World !!!");
            }
        }
示例#2
0
        static void Main(string[] args)
        {
            // Create Java Runtime Environment
            using (JavaRuntime jre = new JavaRuntime())
            {
                var options = new Dictionary <string, string>();
                options.Add("-Djava.class.path", Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location));

                // Load Java Virtual Machine
                jre.Load(options);
                // Call sample Java static method.
                jre.GetClass("JOptionPane").InvokeStaticMethod <object>("showMessageDialog", null, "Hello C# from Java <3");
            }
        }
示例#3
0
        static void Main(string[] args)
        {
            // Create Java Runtime
            using (JavaRuntime jre = new JavaRuntime())
            {
                // Load Java Virtual Machine
                jre.Load();

                // This is equal with -> String myValue = System.getProperty("java.version")
                // Splitted if for easier debugging.
                JClass javaType = jre.GetClass("java.lang.System");
                // Invokes static method "getProperty" with parameter "java.version" which returns "java.lang.String" and casts it to generic parameter "string".
                string javaVersion = javaType.InvokeStaticMethod<string>("getProperty", "java.lang.String", "java.version");

                Console.WriteLine($"Currently used Java version: { javaVersion }");
            }
        }
示例#4
0
        static void Main(string[] args)
        {
            Console.WriteLine("Starting Java Runtime...");

            using (JavaRuntime jre = new JavaRuntime())
            {
                Console.WriteLine("Loading library...");

                Console.WriteLine("Adding custom options to Java Runtime...");
                var options = new Dictionary <string, string>();
                options.Add("-Djava.class.path", Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location));

                jre.Load(options);

                Console.WriteLine($"Java Runtime initialized.");
                Console.WriteLine($"Java version: { jre.GetJavaVersion() }");
            }
        }