private void GC(JNIEnv jniEnv)
{
JClass systemClass = jniEnv.FindClass("java/lang/System");
JMethodID systemGCMethod = jniEnv.GetStaticMethodID(systemClass, "gc", "()V");
jniEnv.CallStaticVoidMethod(systemClass, systemGCMethod, JValue.Empty);
}
private void Test(JNIEnv jniEnv, JClass jclazz)
{
JMethodID jgetConstructors = jniEnv.GetMethodID(jclazz, "getConstructors", "()[Ljava.lang.reflect;");
JObject ret = jniEnv.CallObjectMethod(jclazz, jgetConstructors, JValue.Empty);
JObjectArray array = ret.toJObjectArray();
foreach (JObject jobj in array.GetEnumerator(jniEnv))
{
}
}
public void TestMethod1()
{
Setup();
es.jni.JavaVMOption options = new JavaVMOption();
//options.optionString = $@"-Djava.class.path={jdkPath}";
options.optionString = "";
JavaVMInitArgs vm_args = JavaVMInitArgs.create(JNI.JNI_VERSION_1_8, 1);
vm_args.set(0, options);
int flags;
Ref_JavaVM refJavaVM = new Ref_JavaVM();
Ref_JNIEnv refJNIEnv = new Ref_JNIEnv();
flags = JavaVM.CreateJavaVM(refJavaVM, refJNIEnv, vm_args);
if (flags == JNI.JNI_ERR)
{
String msg = "Error creando la maquina virtual";
Debug.WriteLine(msg);
throw new Exception(msg);
}
JavaVM javaVM = refJavaVM.getValue();
JNIEnv jniEnv = refJNIEnv.getValue();
JClass jclazz = jniEnv.FindClass("java/lang/Object");
Debug.WriteLine("jclazz " + jclazz);
GC(jniEnv);
JMethodID jinit = jniEnv.GetMethodID(jclazz, "<init>", "()V");
JObject jinstance = jniEnv.NewObject(jclazz, jinit, new JValue[0]);
JObject jref = jniEnv.NewGlobalRef(jinstance);
Test(jniEnv, jclazz);
jniEnv.DeleteLocalRef(jclazz);
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(JMethodID obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
