|
public static IsNull ( |
||
| handle | ||
| return | bool | |
public static String StrongJ2CpString(JNIEnv env, JniLocalHandle obj)
{
if (JniHandle.IsNull(obj))
{
return(null);
}
return(String.CreateProxy(env, obj));
}
public static Class StrongJ2CpClass(JNIEnv env, JniLocalHandle obj)
{
if (JniHandle.IsNull(obj))
{
return(null);
}
return(Class.CreateProxy(env, obj));
}
public static string StrongJp2CString(JNIEnv env, JniLocalHandle obj)
{
if (JniHandle.IsNull(obj))
{
return(null);
}
object res = __IClrProxy.GetObject(env, obj);
return((string)res);
}
public static string StrongJ2CString(JNIEnv env, JniLocalHandle obj)
{
if (JniHandle.IsNull(obj))
{
return(null);
}
string res = env.ConvertToString(obj);
return(res);
}
public static TRes StrongJp2C <TRes>(JNIEnv env, JniLocalHandle obj)
{
if (JniHandle.IsNull(obj))
{
return(default(TRes));
}
object res = __IClrProxy.GetObject(env, obj);
return((TRes)res);
}
public static TRes StrongJ2Cp <TRes>(JNIEnv env, JniLocalHandle obj)
where TRes : IJvmProxy
{
if (JniHandle.IsNull(obj))
{
return(default(TRes));
}
Class clazz = env.GetObjectClass(obj);
RegistryRecord record = Registry.GetJVMRecord(clazz);
return((TRes)record.CreateCLRProxy(env, obj));
}
public static object StrongJ2CpUntyped(IntPtr ptr)
{
JNIEnv env = JNIEnv.ThreadEnv;
JniLocalHandle obj = ptr;
if (JniHandle.IsNull(obj))
{
return(null);
}
Class clazz = env.GetObjectClass(obj);
RegistryRecord record = Registry.GetJVMRecord(clazz);
return(record.CreateCLRProxyNoDelete(env, obj));
}
public static TRes ArrayStrongJp2C <TRes, TElem>(JNIEnv env, JniLocalHandle array)
where TRes : class //should be TRes : Array
{
if (JniHandle.IsNull(array))
{
return(default(TRes));
}
int length = env.GetArrayLength(array);
var res = new TElem[length];
for (int i = 0; i < length; i++)
{
JniLocalHandle elementPtr = env.GetObjectArrayElementPtr(array, i);
var element = StrongJp2C <TElem>(env, elementPtr);
res.SetValue(element, i);
}
return((TRes)(object)res);
}
public static TRes StrongJ2CpDelegate <TRes>(JNIEnv env, JniLocalHandle obj)
where TRes : class //Delegate
{
#if DEBUG
if (!typeof(Delegate).IsAssignableFrom(typeof(TRes)))
{
throw new ArgumentException("expected delegate");
}
#endif
if (JniHandle.IsNull(obj))
{
return(default(TRes));
}
object res = __IClrProxy.GetObject(env, obj);
if (res == null)
{
//that's delegate implemented in Java
RegistryRecord delRecord = Registry.GetCLRRecord(typeof(TRes));
IJvmProxy jvmProxy = delRecord.CreateCLRProxy(env, obj);
return((TRes)(object)Delegate.CreateDelegate(typeof(TRes), jvmProxy, delRecord.JVMDelegateInvoke));
}
return((TRes)res);
}