Package com.alibaba.graphscope.stdcxx

Class FFIByteVector

  • All Implemented Interfaces:
    com.alibaba.fastffi.CXXPointer, com.alibaba.fastffi.FFIPointer, com.alibaba.fastffi.FFISettablePointer, FFIType, StdVector<Byte>, Serializable
    public class FFIByteVector
extends FFIPointerImpl
implements StdVector<Byte>
    This is a FFIWrapper for std::vector. The code origins from the generated code via FFI and llvm4jni, with hands-on optimization.
    See Also:
    Serialized Form

    • Field Detail

      • SIZE

        public static final int SIZE

      • objAddress

        public long objAddress

      • HASH_SHIFT

        public static final int HASH_SHIFT

      • size

        public long size

    • Constructor Detail

      • FFIByteVector

        public FFIByteVector​(long address)

    • Method Detail

      • touch

        public void touch()
        update the cached objAddress.

      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class Object

      • nativeCapacity

        public static long nativeCapacity​(long var0)

      • nativeClear

        public static void nativeClear​(long var0)

      • nativeData

        public static long nativeData​(long var0)

      • delete

        public void delete()
        Specified by:
        delete in interface com.alibaba.fastffi.CXXPointer

      • nativeDelete

        public static void nativeDelete​(long var0)

      • getRaw

        public byte getRaw​(long arg0)

      • getRawChar

        public char getRawChar​(long arg0)

      • getRawShort

        public short getRawShort​(long arg0)

      • getRawInt

        public int getRawInt​(long arg0)

      • getRawFloat

        public float getRawFloat​(long arg0)

      • getRawDouble

        public double getRawDouble​(long arg0)

      • getRawLong

        public long getRawLong​(long arg0)

      • getRawBytes

        public void getRawBytes​(byte[] b,
                        int bOff,
                        long offset,
                        int size)
        Read several bytes to a byte array.
        Parameters:
        b - Receive data
        bOff - first place to put
        offset - offset in this buffer, from where we read now.
        size - how many to read

      • appendVector

        public void appendVector​(long readAbleLimit,
                         FFIByteVector vector)
        This function copy another vector's memory after this vector. Shall be used in InputStream.

        Check whether there are enough spaces, and then copy [vector.data(), vector.data() + vector.size()] to [readableLimit, readableLimit + vector.size()].

        Parameters:
        readAbleLimit - The start pos of this copy action.
        vector - vector to be appended.

      • nativeGet

        public static @com.alibaba.fastffi.CXXReference byte nativeGet​(long var0,
                                                               long var2)

      • nativePush_back

        public static void nativePush_back​(long var0,
                                   byte var2)

      • nativeReserve

        public static void nativeReserve​(long var0,
                                 long var2)

      • resize

        public void resize​(long arg0)
        Specified by:
        resize in interface StdVector<Byte>

      • resizeWithMoreSpace

        public void resizeWithMoreSpace​(long addSpace)
        Resize with additional space.
        Parameters:
        addSpace - more space need.

      • nativeResize

        public static void nativeResize​(long var0,
                                long var2)

      • ensure

        public void ensure​(long offset,
                   int requiredSize)
        Ensure there at at least requiredSize after offset.
        Parameters:
        offset - offset to check
        requiredSize - additional spaced needed.

      • setRawByte

        public void setRawByte​(long arg0,
                       byte arg1)

      • setRawShort

        public void setRawShort​(long arg0,
                        short arg1)

      • setRawChar

        public void setRawChar​(long arg0,
                       char arg1)

      • setRawInt

        public void setRawInt​(long arg0,
                      int arg1)

      • setRawLong

        public void setRawLong​(long arg0,
                       long arg1)

      • setRawFloat

        public void setRawFloat​(long arg0,
                        float arg1)

      • setRawDouble

        public void setRawDouble​(long arg0,
                         double arg1)

      • finishSetting

        public void finishSetting​(long offset)

      • nativeSet

        public static void nativeSet​(long var0,
                             long var2,
                             byte var4)

      • setAddress

        public void setAddress​(long arg0)
        Specified by:
        setAddress in interface com.alibaba.fastffi.FFISettablePointer

      • nativeSize

        public static long nativeSize​(long var0)

      • nativeCreateFactory0

        public static long nativeCreateFactory0()