// protected constructor -------------------------------------------
/// <summary>
/// Trie constructor for <see cref="CharTrie"/> use.
/// </summary>
/// <param name="bytes">Data of an ICU data file, containing the trie.</param>
/// <param name="dataManipulate">Object containing the information to parse the trie data.</param>
protected Trie(ByteBuffer bytes, ITrieDataManipulate dataManipulate) // ICU4N TODO: API Change to use byte[]
{
// Magic number to authenticate the data.
int signature = bytes.GetInt32();
m_options_ = bytes.GetInt32();
if (!CheckHeader(signature))
{
throw new ArgumentException("ICU data file error: Trie header authentication failed, please check if you have the most updated ICU data file");
}
if (dataManipulate != null)
{
m_dataManipulate = dataManipulate;
}
else
{
m_dataManipulate = new DefaultGetFoldingOffset();
}
m_isLatin1Linear_ = (m_options_ &
HeaderOptionsLatin1IsLinearMask) != 0;
m_dataOffset = bytes.GetInt32();
m_dataLength = bytes.GetInt32();
Unserialize(bytes);
}
// protected constructor -------------------------------------------
/// <summary>
/// Trie constructor for <see cref="CharTrie"/> use.
/// </summary>
/// <param name="bytes">Data of an ICU data file, containing the trie.</param>
/// <param name="dataManipulate">Object containing the information to parse the trie data.</param>
protected Trie(ByteBuffer bytes, IDataManipulate dataManipulate)
{
// Magic number to authenticate the data.
int signature = bytes.GetInt32();
m_options_ = bytes.GetInt32();
if (!CheckHeader(signature))
{
throw new ArgumentException("ICU data file error: Trie header authentication failed, please check if you have the most updated ICU data file");
}
if (dataManipulate != null)
{
m_dataManipulate_ = dataManipulate;
}
else
{
m_dataManipulate_ = new DefaultGetFoldingOffset();
}
m_isLatin1Linear_ = (m_options_ &
HEADER_OPTIONS_LATIN1_IS_LINEAR_MASK_) != 0;
m_dataOffset_ = bytes.GetInt32();
m_dataLength_ = bytes.GetInt32();
Unserialize(bytes);
}
/// <summary>
/// Trie constructor.
/// </summary>
/// <param name="index">Array to be used for index.</param>
/// <param name="options">Options used by the trie.</param>
/// <param name="dataManipulate">Object containing the information to parse the trie data.</param>
protected Trie(char[] index, int options, ITrieDataManipulate dataManipulate) // ICU4N TODO: API - change to use [Flags] enum for options ?
{
m_options_ = options;
if (dataManipulate != null)
{
m_dataManipulate = dataManipulate;
}
else
{
m_dataManipulate = new DefaultGetFoldingOffset();
}
m_isLatin1Linear_ = (m_options_ &
HeaderOptionsLatin1IsLinearMask) != 0;
m_index = index;
m_dataOffset = m_index.Length;
}
/// <summary>
/// Trie constructor.
/// </summary>
/// <param name="index">Array to be used for index.</param>
/// <param name="options">Options used by the trie.</param>
/// <param name="dataManipulate">Object containing the information to parse the trie data.</param>
protected Trie(char[] index, int options, IDataManipulate dataManipulate) // ICU4N TODO: API - change to use [Flags] enum for options ?
{
m_options_ = options;
if (dataManipulate != null)
{
m_dataManipulate_ = dataManipulate;
}
else
{
m_dataManipulate_ = new DefaultGetFoldingOffset();
}
m_isLatin1Linear_ = (m_options_ &
HEADER_OPTIONS_LATIN1_IS_LINEAR_MASK_) != 0;
m_index_ = index;
m_dataOffset_ = m_index_.Length;
}
