Trie.DataManipulateBMP_INDEX_LENGTH, DATA_BLOCK_LENGTH, HEADER_LENGTH_, HEADER_OPTIONS_DATA_IS_32_BIT_, HEADER_OPTIONS_INDEX_SHIFT_, HEADER_OPTIONS_LATIN1_IS_LINEAR_MASK_, HEADER_SIGNATURE_, INDEX_STAGE_1_SHIFT_, INDEX_STAGE_2_SHIFT_, INDEX_STAGE_3_MASK_, LEAD_INDEX_OFFSET_, m_dataLength_, m_dataManipulate_, m_dataOffset_, m_index_, SURROGATE_BLOCK_BITS, SURROGATE_BLOCK_COUNT, SURROGATE_MASK_| Constructor and Description |
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CharTrie(ByteBuffer bytes,
Trie.DataManipulate dataManipulate)
Creates a new Trie with the settings for the trie data.
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CharTrie(int initialValue,
int leadUnitValue,
Trie.DataManipulate dataManipulate)
Make a dummy CharTrie.
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| Modifier and Type | Method and Description |
|---|---|
boolean |
equals(Object other)
Checks if the argument Trie has the same data as this Trie
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char |
getBMPValue(char ch)
Get the value associated with the BMP code point.
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char |
getCodePointValue(int ch)
Gets the value associated with the codepoint.
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protected int |
getInitialValue()
Gets the default initial value
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char |
getLatin1LinearValue(char ch)
Gets the latin 1 fast path value.
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char |
getLeadValue(char ch)
Gets the value to the data which this lead surrogate character points
to.
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protected int |
getSurrogateOffset(char lead,
char trail)
Gets the offset to the data which the surrogate pair points to.
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char |
getSurrogateValue(char lead,
char trail)
Get the value associated with a pair of surrogates.
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char |
getTrailValue(int leadvalue,
char trail)
Get a value from a folding offset (from the value of a lead surrogate)
and a trail surrogate.
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protected int |
getValue(int index)
Gets the value at the argument index.
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int |
hashCode() |
protected void |
unserialize(ByteBuffer bytes)
Parses the byte buffer and stores its trie content into a index and
data array
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getBMPOffset, getCodePointOffset, getLeadOffset, getRawOffset, getSerializedDataSize, isCharTrie, isIntTrie, isLatin1Linearpublic CharTrie(ByteBuffer bytes, Trie.DataManipulate dataManipulate)
Creates a new Trie with the settings for the trie data.
Unserialize the 32-bit-aligned input buffer and use the data for the trie.
bytes - data of an ICU data file, containing the triedataManipulate - object which provides methods to parse the char
datapublic CharTrie(int initialValue,
int leadUnitValue,
Trie.DataManipulate dataManipulate)
initialValue - the initial value that is set for all code pointsleadUnitValue - the value for lead surrogate code _units_ that do not
have associated supplementary datadataManipulate - object which provides methods to parse the char datapublic final char getCodePointValue(int ch)
ch - codepointpublic final char getLeadValue(char ch)
ch - lead surrogate characterpublic final char getBMPValue(char ch)
ch - the input BMP code pointpublic final char getSurrogateValue(char lead,
char trail)
lead - a lead surrogatetrail - a trail surrogatepublic final char getTrailValue(int leadvalue,
char trail)
Get a value from a folding offset (from the value of a lead surrogate) and a trail surrogate.
If the
leadvalue - value associated with the lead surrogate which contains
the folding offsettrail - surrogatepublic final char getLatin1LinearValue(char ch)
Gets the latin 1 fast path value.
Note this only works if latin 1 characters have their own linear array.
ch - latin 1 characterspublic boolean equals(Object other)
protected final void unserialize(ByteBuffer bytes)
Parses the byte buffer and stores its trie content into a index and data array
unserialize in class Triebytes - buffer containing trie dataprotected final int getSurrogateOffset(char lead,
char trail)
getSurrogateOffset in class Trielead - lead surrogatetrail - trailing surrogateprotected final int getValue(int index)
getValue in class Trieindex - value at index will be retrievedTrieIteratorprotected final int getInitialValue()
getInitialValue in class Trie