/**
*
* To support efficient serialization for SmallMessage implementations,
* this utility method reads in the property flags from an ObjectInput
* stream. Flags are read in one byte at a time. Flags make use of
* sign-extension so that if the high-bit is set to 1 this indicates that
* another set of flags follows.
*
* @return The array of property flags.
*/
protected short[] ReadFlags(IDataInput input)
{
bool hasNextFlag = true;
short[] flagsArray = new short[2];
int i = 0;
while (hasNextFlag)
{
short flags = (short)input.ReadUnsignedByte();
if (i == flagsArray.Length)
{
short[] tempArray = new short[i * 2];
Array.Copy(flagsArray, tempArray, flagsArray.Length);
flagsArray = tempArray;
}
flagsArray[i] = flags;
hasNextFlag = (flags & HAS_NEXT_FLAG) != 0;
i++;
}
return(flagsArray);
}
protected internal virtual short[] readFlags(IDataInput input)
{
bool hasNextFlag = true;
short[] flagsArray = new short[2];
int i = 0;
while (hasNextFlag)
{
short flags = (short)input.ReadUnsignedByte();
if (i == flagsArray.Length)
{
short[] tempArray = new short[i * 2];
Array.Copy(flagsArray, 0, tempArray, 0, flagsArray.Length);
flagsArray = tempArray;
}
flagsArray[i] = flags;
if ((flags & HAS_NEXT_FLAG) != 0)
{
hasNextFlag = true;
}
else
{
hasNextFlag = false;
}
i++;
}
return(flagsArray);
}
public static List <byte> ReadFlags(IDataInput input)
{
var ret = new List <byte>();
byte read;
do
{
ret.Add(read = input.ReadUnsignedByte());
}while ((read & HAS_NEXT_FLAG) != 0); //Highest bit reserved for declaring that there is another flag.
return(ret);
}
public static List<byte> ReadFlags(IDataInput input)
{
var ret = new List<byte>();
byte read;
do
{
ret.Add(read = input.ReadUnsignedByte());
}
while ((read & HAS_NEXT_FLAG) != 0); //Highest bit reserved for declaring that there is another flag.
return ret;
}
/// <summary>
/// 读取一个无符号 8 位数字.
/// </summary>
/// <param name="input">输入流对象.</param>
/// <returns>对应的数据.</returns>
public static byte ReadUByte(IDataInput input)
{
return(input.ReadUnsignedByte());
}
