// private methods ---------------------------------------------------
/// <summary>
/// Reads an individual record of AlgorithmNames
/// </summary>
///
/// <returns>an instance of AlgorithNames if read is successful otherwise null</returns>
/// <exception cref="IOException">thrown when file read error occurs or data is corrupted</exception>
private UCharacterName.AlgorithmName ReadAlg()
{
UCharacterName.AlgorithmName result = new UCharacterName.AlgorithmName();
int rangestart = m_dataInputStream_.ReadInt();
int rangeend = m_dataInputStream_.ReadInt();
sbyte type = m_dataInputStream_.ReadByte();
sbyte variant = m_dataInputStream_.ReadByte();
if (!result.SetInfo(rangestart, rangeend, type, variant))
{
return(null);
}
int size = m_dataInputStream_.ReadChar();
if (type == IBM.ICU.Impl.UCharacterName.AlgorithmName.TYPE_1_)
{
char[] factor = new char[variant];
for (int j = 0; j < variant; j++)
{
factor[j] = m_dataInputStream_.ReadChar();
}
result.SetFactor(factor);
size -= (variant << 1);
}
StringBuilder prefix = new StringBuilder();
char c = (char)(m_dataInputStream_.ReadByte() & 0x00FF);
while (c != 0)
{
prefix.Append(c);
c = (char)(m_dataInputStream_.ReadByte() & 0x00FF);
}
result.SetPrefix(prefix.ToString());
size -= (ALG_INFO_SIZE_ + prefix.Length + 1);
if (size > 0)
{
byte[] str0 = new byte[size];
m_dataInputStream_.ReadFully(str0);
result.SetFactorString(str0);
}
return(result);
}
// private methods ---------------------------------------------------
/// <summary>
/// Reads an individual record of <see cref="UCharacterName.AlgorithmName"/>s
/// </summary>
/// <returns>An instance of <see cref="UCharacterName.AlgorithmName"/>s if read is successful otherwise null.</returns>
/// <exception cref="IOException">Thrown when file read error occurs or data is corrupted.</exception>
private UCharacterName.AlgorithmName ReadAlg()
{
UCharacterName.AlgorithmName result =
new UCharacterName.AlgorithmName();
int rangestart = m_byteBuffer_.GetInt32();
int rangeend = m_byteBuffer_.GetInt32();
byte type = m_byteBuffer_.Get();
byte variant = m_byteBuffer_.Get();
if (!result.SetInfo(rangestart, rangeend, type, variant))
{
return(null);
}
int size = m_byteBuffer_.GetChar();
if (type == UCharacterName.AlgorithmName.TYPE_1_)
{
char[] factor = ICUBinary.GetChars(m_byteBuffer_, variant, 0);
result.SetFactor(factor);
size -= (variant << 1);
}
StringBuilder prefix = new StringBuilder();
char c = (char)(m_byteBuffer_.Get() & 0x00FF);
while (c != 0)
{
prefix.Append(c);
c = (char)(m_byteBuffer_.Get() & 0x00FF);
}
result.SetPrefix(prefix.ToString());
size -= (ALG_INFO_SIZE_ + prefix.Length + 1);
if (size > 0)
{
byte[] str = new byte[size];
m_byteBuffer_.Get(str);
result.SetFactorString(str);
}
return(result);
}
