GetArrayLength() public static method

public static GetArrayLength ( IntPtr array ) : int
array System.IntPtr
return int
示例#1
0
        public static IntPtr InvokeJavaProxyMethod(AndroidJavaProxy proxy, IntPtr jmethodName, IntPtr jargs)
        {
            int num = 0;

            if (jargs != IntPtr.Zero)
            {
                num = AndroidJNISafe.GetArrayLength(jargs);
            }
            AndroidJavaObject[] array = new AndroidJavaObject[num];
            for (int i = 0; i < num; i++)
            {
                IntPtr objectArrayElement = AndroidJNISafe.GetObjectArrayElement(jargs, i);
                array[i] = ((!(objectArrayElement != IntPtr.Zero)) ? null : new AndroidJavaObject(objectArrayElement));
            }
            IntPtr result;

            using (AndroidJavaObject androidJavaObject = proxy.Invoke(AndroidJNI.GetStringUTFChars(jmethodName), array))
            {
                if (androidJavaObject == null)
                {
                    result = IntPtr.Zero;
                }
                else
                {
                    result = AndroidJNI.NewLocalRef(androidJavaObject.GetRawObject());
                }
            }
            return(result);
        }
示例#2
0
        public static IntPtr InvokeJavaProxyMethod(AndroidJavaProxy proxy, IntPtr jmethodName, IntPtr jargs)
        {
            int arrayLength = 0;

            if (jargs != IntPtr.Zero)
            {
                arrayLength = AndroidJNISafe.GetArrayLength(jargs);
            }
            AndroidJavaObject[] javaArgs = new AndroidJavaObject[arrayLength];
            for (int i = 0; i < arrayLength; i++)
            {
                IntPtr objectArrayElement = AndroidJNISafe.GetObjectArrayElement(jargs, i);
                javaArgs[i] = !(objectArrayElement != IntPtr.Zero) ? null : new AndroidJavaObject(objectArrayElement);
            }
            using (AndroidJavaObject obj2 = proxy.Invoke(AndroidJNI.GetStringUTFChars(jmethodName), javaArgs))
            {
                if (obj2 == null)
                {
                    return(IntPtr.Zero);
                }
                return(AndroidJNI.NewLocalRef(obj2.GetRawObject()));
            }
        }
        public static IntPtr InvokeJavaProxyMethod(AndroidJavaProxy proxy, IntPtr jmethodName, IntPtr jargs)
        {
            int length = 0;

            if (jargs != IntPtr.Zero)
            {
                length = AndroidJNISafe.GetArrayLength(jargs);
            }
            AndroidJavaObject[] javaArgs = new AndroidJavaObject[length];
            for (int index = 0; index < length; ++index)
            {
                IntPtr objectArrayElement = AndroidJNISafe.GetObjectArrayElement(jargs, index);
                javaArgs[index] = !(objectArrayElement != IntPtr.Zero) ? (AndroidJavaObject)null : new AndroidJavaObject(objectArrayElement);
            }
            using (AndroidJavaObject androidJavaObject = proxy.Invoke(AndroidJNI.GetStringUTFChars(jmethodName), javaArgs))
            {
                if (androidJavaObject == null)
                {
                    return(IntPtr.Zero);
                }
                return(AndroidJNI.NewLocalRef(androidJavaObject.GetRawObject()));
            }
        }
示例#4
0
        public static ArrayType ConvertFromJNIArray <ArrayType>(IntPtr array)
        {
            Type elementType = typeof(ArrayType).GetElementType();

            if (AndroidReflection.IsPrimitive(elementType))
            {
                if (elementType == typeof(int))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromIntArray(array));
                }
                if (elementType == typeof(bool))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromBooleanArray(array));
                }
                if (elementType == typeof(byte))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromByteArray(array));
                }
                if (elementType == typeof(short))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromShortArray(array));
                }
                if (elementType == typeof(long))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromLongArray(array));
                }
                if (elementType == typeof(float))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromFloatArray(array));
                }
                if (elementType == typeof(double))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromDoubleArray(array));
                }
                if (elementType == typeof(char))
                {
                    return((ArrayType)(object)AndroidJNISafe.FromCharArray(array));
                }
                return(default(ArrayType));
            }
            if (elementType == typeof(string))
            {
                int      arrayLength = AndroidJNISafe.GetArrayLength(array);
                string[] array2      = new string[arrayLength];
                for (int i = 0; i < arrayLength; i++)
                {
                    IntPtr objectArrayElement = AndroidJNI.GetObjectArrayElement(array, i);
                    array2[i] = AndroidJNISafe.GetStringUTFChars(objectArrayElement);
                    AndroidJNISafe.DeleteLocalRef(objectArrayElement);
                }
                return((ArrayType)(object)array2);
            }
            if (elementType == typeof(AndroidJavaObject))
            {
                int arrayLength2           = AndroidJNISafe.GetArrayLength(array);
                AndroidJavaObject[] array3 = new AndroidJavaObject[arrayLength2];
                for (int j = 0; j < arrayLength2; j++)
                {
                    IntPtr objectArrayElement2 = AndroidJNI.GetObjectArrayElement(array, j);
                    array3[j] = new AndroidJavaObject(objectArrayElement2);
                    AndroidJNISafe.DeleteLocalRef(objectArrayElement2);
                }
                return((ArrayType)(object)array3);
            }
            throw new Exception("JNI: Unknown generic array type '" + elementType + "'");
        }
        public static ArrayType ConvertFromJNIArray <ArrayType>(IntPtr array)
        {
            System.Type elementType = typeof(ArrayType).GetElementType();
            if (AndroidReflection.IsPrimitive(elementType))
            {
                if (elementType == typeof(int))
                {
                    return((ArrayType)AndroidJNISafe.FromIntArray(array));
                }
                if (elementType == typeof(bool))
                {
                    return((ArrayType)AndroidJNISafe.FromBooleanArray(array));
                }
                if (elementType == typeof(byte))
                {
                    return((ArrayType)AndroidJNISafe.FromByteArray(array));
                }
                if (elementType == typeof(short))
                {
                    return((ArrayType)AndroidJNISafe.FromShortArray(array));
                }
                if (elementType == typeof(long))
                {
                    return((ArrayType)AndroidJNISafe.FromLongArray(array));
                }
                if (elementType == typeof(float))
                {
                    return((ArrayType)AndroidJNISafe.FromFloatArray(array));
                }
                if (elementType == typeof(double))
                {
                    return((ArrayType)AndroidJNISafe.FromDoubleArray(array));
                }
                if (elementType == typeof(char))
                {
                    return((ArrayType)AndroidJNISafe.FromCharArray(array));
                }
                return(default(ArrayType));
            }
            if (elementType == typeof(string))
            {
                int      arrayLength = AndroidJNISafe.GetArrayLength(array);
                string[] strArray    = new string[arrayLength];
                for (int index = 0; index < arrayLength; ++index)
                {
                    IntPtr objectArrayElement = AndroidJNI.GetObjectArrayElement(array, index);
                    strArray[index] = AndroidJNISafe.GetStringUTFChars(objectArrayElement);
                    AndroidJNISafe.DeleteLocalRef(objectArrayElement);
                }
                return((ArrayType)strArray);
            }
            if (elementType != typeof(AndroidJavaObject))
            {
                throw new Exception("JNI: Unknown generic array type '" + (object)elementType + "'");
            }
            int arrayLength1 = AndroidJNISafe.GetArrayLength(array);

            AndroidJavaObject[] androidJavaObjectArray = new AndroidJavaObject[arrayLength1];
            for (int index = 0; index < arrayLength1; ++index)
            {
                IntPtr objectArrayElement = AndroidJNI.GetObjectArrayElement(array, index);
                androidJavaObjectArray[index] = new AndroidJavaObject(objectArrayElement);
                AndroidJNISafe.DeleteLocalRef(objectArrayElement);
            }
            return((ArrayType)androidJavaObjectArray);
        }