static void Main(string[] args)
{
string codeBase = Assembly.GetExecutingAssembly().CodeBase;
UriBuilder uri = new UriBuilder(codeBase);
string workingDir = Path.GetDirectoryName(Uri.UnescapeDataString(uri.Path)) + Path.DirectorySeparatorChar;
// Instantiate the JNI interface assembly
JavaNativeInterface jni = new JavaNativeInterface();
Dictionary <string, string> options = new Dictionary <string, string>();
// Setting the class path to the jar that containes the classes to use
options.Add("-Djava.class.path",
workingDir + "target\\SampleJavaApplication-0.0.1-SNAPSHOT.jar");
// If your jar need other jars as dependencies, you may need to add them in the classpath :
// + ";" + workingDir + "target\\dependency.jar");
// Load a new JVM
jni.LoadVM(options, false);
try {
IntPtr SampleApplicationClass = IntPtr.Zero;
IntPtr SampleApplicationObject = jni.InstantiateJavaObject("org/daisy/jnet/SampleApplication", out SampleApplicationClass);
string testString = jni.CallMethod <string>(SampleApplicationClass, SampleApplicationObject, "getTestString", "()Ljava/lang/String;");
Console.WriteLine(testString);
SampleApplicationObject = jni.InstantiateJavaObject("org/daisy/jnet/SampleApplication", out SampleApplicationClass, "(Ljava/lang/String;)V", "I'm a string sent from C#");
testString = jni.CallMethod <string>(SampleApplicationClass, SampleApplicationObject, "getTestString", "()Ljava/lang/String;");
Console.WriteLine(testString);
} catch (Exception e) {
Console.WriteLine(e.ToString());
}
}
static void Main(string[] args)
{
// JVM Log option Params Dictionary
Dictionary<string, string> jvmParameters = new Dictionary<string, string>();
JavaNativeInterface Java = new JavaNativeInterface();
// Set class path
string strKey = "-Djava.class.path";
string strValue = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
jvmParameters.Add(strKey, strValue);
Java.LoadVM(jvmParameters, false);
// Instance Create: HelloWorld
Java.InstantiateJavaObject("HelloWorld");
// Print java version
System.Console.WriteLine(Java.JavaVersion());
// Params lists for JNI
List<object> jniParam = new List<object>();
// Call HelloWorldProcedure()
jniParam.Add("WestWoodForever");
Java.CallVoidMethod("HelloWorldProcedure", "(Ljava/lang/String;)V", jniParam);
// Call AddTwoNumbers()
jniParam.Clear();
jniParam.Add(2);
jniParam.Add(5);
jniParam.Add("WestWoodForever");
string returnJNI = Java.CallMethod<int>("AddTwoNumbers", "((IILjava/lang/String;)I", jniParam).ToString();
System.Console.WriteLine(returnJNI);
Java.Dispose();
}
private void btJavaFunction_Click(object sender, EventArgs e)
{
List <object> olParameters = new List <object>();
//olParameters.Add((int)nudFirstValue.Value);
//olParameters.Add((int)nudSecondValue.Value);
//olParameters.Add(tbUserName.Text);
//string msg = Java.CallMethod<int>("AddTwoNumbers", "(IILjava/lang/String;)I", olParameters).ToString();
int[] intArr = new int[2] {
(int)nudFirstValue.Value, (int)nudSecondValue.Value
};
olParameters.Clear();
olParameters.Add(intArr);
olParameters.Add(tbUserName.Text);
// Java.CallVoidMethod("AddArray", "([I)V", olParameters);
string msg = Java.CallMethod <int>("AddTwoNumbersFromArray", "([ILjava/lang/String;)I", olParameters).ToString(CultureInfo.InvariantCulture);
MessageBox.Show("The sum of the two numbers is : " + msg);
statusStrip1.Items[0].Text = "AddTwoNumbers returned : " + msg;;
}
static void Main(string[] args)
{
// JVM Log option Params Dictionary
Dictionary <string, string> jvmParameters = new Dictionary <string, string>();
JavaNativeInterface Java = new JavaNativeInterface();
// Set class path
string strKey = "-Djava.class.path";
string strValue = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
jvmParameters.Add(strKey, strValue);
Java.LoadVM(jvmParameters, false);
// Instance Create: HelloWorld
Java.InstantiateJavaObject("HelloWorld");
// Print java version
System.Console.WriteLine(Java.JavaVersion());
// Params lists for JNI
List <object> jniParam = new List <object>();
// Call HelloWorldProcedure()
jniParam.Add("WestWoodForever");
Java.CallVoidMethod("HelloWorldProcedure", "(Ljava/lang/String;)V", jniParam);
// Call AddTwoNumbers()
jniParam.Clear();
jniParam.Add(2);
jniParam.Add(5);
jniParam.Add("WestWoodForever");
string returnJNI = Java.CallMethod <int>("AddTwoNumbers", "((IILjava/lang/String;)I", jniParam).ToString();
System.Console.WriteLine(returnJNI);
Java.Dispose();
}
