void TestJniInvocation(TextView textview)
{
IntPtr Adder = JNIEnv.FindClass("mono/android/test/Adder");
if (Adder == IntPtr.Zero)
{
throw new InvalidOperationException("Couldn't find mono.android.test.Adder");
}
IntPtr Adder_ctor = JNIEnv.GetMethodID(Adder, "<init>", "()V");
if (Adder_ctor == IntPtr.Zero)
{
throw new InvalidOperationException("Couldn't find mono.android.test.Adder.#ctor()");
}
IntPtr Adder_add = JNIEnv.GetMethodID(Adder, "add", "(II)I");
if (Adder_add == IntPtr.Zero)
{
throw new InvalidOperationException("Couldn't find mono.android.test.Adder.add(int,int)");
}
IntPtr instance = JNIEnv.NewObject(Adder, Adder_ctor);
int result = JNIEnv.CallIntMethod(instance, Adder_add, new JValue(2), new JValue(3));
textview.Text += "\n\nnew Adder().add(2,3)=" + result;
var boundAdder = new Adder(instance, JniHandleOwnership.DoNotTransfer);
if (boundAdder.Add(3, 4) != 7)
{
throw new InvalidOperationException("Add(3,4) != 7!");
}
JNIEnv.DeleteLocalRef(instance);
}
public static int Add(Adder self, int a, int b)
{
if (id_sadd == IntPtr.Zero)
{
id_sadd = JNIEnv.GetStaticMethodID(class_ref, "add", "(Lmono/android/test/Adder;II)I");
}
return(JNIEnv.CallStaticIntMethod(class_ref, id_sadd,
new JValue(JNIEnv.ToJniHandle(self)), new JValue(a), new JValue(b)));
}
public static int Sum(Adder self, IAdderProgress progress, params int[] values)
{
if (id_ssum == IntPtr.Zero)
{
id_ssum = JNIEnv.GetStaticMethodID(class_ref, "sum", "(Lmono/android/test/Adder;Lmono/android/test/Adder$Progress;[I)I");
}
IntPtr native_values = JNIEnv.NewArray(values);
try {
return(JNIEnv.CallStaticIntMethod(class_ref, id_ssum,
new JValue(JNIEnv.ToJniHandle(self)), new JValue(JNIEnv.ToJniHandle(progress)), new JValue(native_values)));
} finally {
JNIEnv.DeleteLocalRef(native_values);
}
}
void TestManualOverrides()
{
var adder = new Adder();
Console.WriteLine("Adder Class: {0}", adder.Class);
var managedAdder = new ManagedAdder();
int result = Adder.Add(managedAdder, 3, 4);
if (result != 14)
{
throw new InvalidOperationException("ManagedAdder.Add(3, 4) != 14!");
}
var progress = new AdderProgress();
int sum = Adder.Sum(adder, progress, 1, 2, 3);
if (sum != 6)
{
throw new InvalidOperationException("Adder.Sum(adder, 1, 2, 3) != 6! Was: " + sum + ".");
}
if (progress.AddInvocations != 3)
{
throw new InvalidOperationException("Adder.Sum(adder, 1, 2, 3) didn't invoke progress 3 times! Was: " + progress.AddInvocations + ".");
}
progress.AddInvocations = 0;
sum = Adder.Sum(managedAdder, progress, 6, 7);
if (sum != 38)
{
throw new InvalidOperationException("Adder.Sum(managedAdder, 6, 7) != 38! Was: " + sum + ".");
}
if (progress.AddInvocations != 2)
{
throw new InvalidOperationException("Adder.Sum(adder, 6, 7) didn't invoke progress 2 times! Was: " + progress.AddInvocations + ".");
}
IntPtr javaDefaultProgress = JNIEnv.CreateInstance("mono/android/test/Adder$DefaultProgress", "()V");
var progress2 = Java.Lang.Object.GetObject <IAdderProgress>(javaDefaultProgress, JniHandleOwnership.TransferLocalRef);
Console.WriteLine("progress2 MCW: {0}", progress2.GetType().FullName);
javaDefaultProgress = JNIEnv.CreateInstance("mono/android/test/Adder$DefaultProgress", "()V");
var progress3 = new Java.Lang.Object(javaDefaultProgress, JniHandleOwnership.TransferLocalRef)
.JavaCast <IAdderProgress> ();
Console.WriteLine("progress3 MCW: {0}", progress3.GetType().FullName);
}
static int n_Add(IntPtr jnienv, IntPtr lrefThis, int a, int b)
{
Adder __this = Java.Lang.Object.GetObject <Adder>(lrefThis, JniHandleOwnership.DoNotTransfer);
return(__this.Add(a, b));
}