internal JniClass(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle)
: base(environment, handle, lifecycle)
{
// TODO - make this instance global???
if (!mStaticsInitialized)
{
mStaticsInitialized = true;
JniClass localClassClass = this.GetObjectClass(environment);
// NOTE: no need to NewGlobalRef class handle for java.lang.Class, will not be unloaded
mGetNameMid = localClassClass.GetMethodId(environment, "getName", "()Ljava/lang/String;");
}
}
protected internal JniObject(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle)
{
if (handle == IntPtr.Zero)
{
throw new JniException("TODO");
}
if (lifecycle == JniObjectLifecycle.Dead)
{
throw new JniException("Invalid starting state");
}
mHandle = handle;
mLifeCycle = lifecycle;
if (mLifeCycle == JniObjectLifecycle.Local)
{
environment.AddToCurrentFrame(this);
}
else if (mLifeCycle == JniObjectLifecycle.LocalJ2N)
{
mWillFinalize = false;
GC.SuppressFinalize(this);
}
}
internal JniByteArray(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle)
: base(environment, handle, lifecycle)
{
}
internal JniThrowable(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle)
: base(environment, handle, lifecycle)
{
}
internal JniObjectArray(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle, int arrayRank, JniType elementType)
: base(environment, handle, lifecycle)
{
mArrayRank = arrayRank;
mElementType = elementType;
}
internal JniString(JniEnvironment environment, IntPtr handle, JniObjectLifecycle lifecycle)
: base(environment, handle, lifecycle)
{
}
private JniObject MakeNew(JniEnvironment environment, JniObjectLifecycle target, bool releaseThis)
{
VerifyAlive();
VerifyEnvironment(environment);
IntPtr result = IntPtr.Zero;
if (target == JniObjectLifecycle.Global || target == JniObjectLifecycle.GlobalAutoRelease)
{
result = JniEnvironment.Functions.NewGlobalRef(environment.Handle, this.Handle);
}
else if (target == JniObjectLifecycle.Local)
{
result = JniEnvironment.Functions.NewLocalRef(environment.Handle, this.Handle);
}
if (result == IntPtr.Zero)
{
JniThrowable.CheckException(environment);
}
// TODO - create correct type
JniObject newObject = JniObject.CreateObjectOfType(environment, result, this, target);
if (releaseThis)
{
this.Release(environment);
}
return newObject;
}
private void MakeDead()
{
this.mLifeCycle = JniObjectLifecycle.Dead;
this.mHandle = IntPtr.Zero;
if (mWillFinalize)
{
GC.SuppressFinalize(this);
mWillFinalize = false;
}
}
private static JniObject CreateObjectOfType(JniEnvironment environment, IntPtr handle,
JniConcreteObjectType concreteType, JniObjectLifecycle lifecycle)
{
switch (concreteType)
{
case JniConcreteObjectType.Object: return new JniObject(environment, handle, lifecycle);
case JniConcreteObjectType.String: return new JniString(environment, handle, lifecycle);
case JniConcreteObjectType.Class: return new JniClass(environment, handle, lifecycle);
case JniConcreteObjectType.Throwable: return new JniThrowable(environment, handle, lifecycle);
case JniConcreteObjectType.BooleanArray: return new JniBooleanArray(environment, handle, lifecycle);
case JniConcreteObjectType.ByteArray: return new JniByteArray(environment, handle, lifecycle);
case JniConcreteObjectType.CharArray: return new JniCharArray(environment, handle, lifecycle);
case JniConcreteObjectType.DoubleArray: return new JniDoubleArray(environment, handle, lifecycle);
case JniConcreteObjectType.IntArray: return new JniIntArray(environment, handle, lifecycle);
case JniConcreteObjectType.FloatArray: return new JniFloatArray(environment, handle, lifecycle);
case JniConcreteObjectType.LongArray: return new JniLongArray(environment, handle, lifecycle);
case JniConcreteObjectType.ShortArray: return new JniShortArray(environment, handle, lifecycle);
case JniConcreteObjectType.ObjectArray: return new JniObjectArray(environment, handle, lifecycle, -1, JniType.Null);
default: throw new JniException("TODO");
}
}
private static JniObject CreateObjectOfType(JniEnvironment environment, IntPtr handle,
JniObject originalObject, JniObjectLifecycle lifecycle)
{
if (originalObject.ConcreteType == JniConcreteObjectType.ObjectArray)
{
JniObjectArray objectArray = originalObject as JniObjectArray;
return new JniObjectArray(environment, handle, lifecycle,
objectArray.ArrayRank,
objectArray.ElementType);
}
return CreateObjectOfType(environment, handle, originalObject.ConcreteType, lifecycle);
}
