Package com.ibm.icu.text
Class FunctionReplacer
java.lang.Object
com.ibm.icu.text.FunctionReplacer
- All Implemented Interfaces:
UnicodeReplacer
A replacer that calls a transliterator to generate its output text.
The input text to the transliterator is the output of another
UnicodeReplacer object. That is, this replacer wraps another
replacer with a transliterator.
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate UnicodeReplacer
The replacer object.private Transliterator
The transliterator. -
Constructor Summary
ConstructorsConstructorDescriptionFunctionReplacer
(Transliterator theTranslit, UnicodeReplacer theReplacer) Construct a replacer that takes the output of the given replacer, passes it through the given transliterator, and emits the result as output. -
Method Summary
Modifier and TypeMethodDescriptionvoid
addReplacementSetTo
(UnicodeSet toUnionTo) Union the set of all characters that may output by this object into the given set.int
replace
(Replaceable text, int start, int limit, int[] cursor) UnicodeReplacer APItoReplacerPattern
(boolean escapeUnprintable) UnicodeReplacer API
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Field Details
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translit
The transliterator. Must not be null. -
replacer
The replacer object. This generates text that is then processed by 'translit'. Must not be null.
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Constructor Details
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FunctionReplacer
Construct a replacer that takes the output of the given replacer, passes it through the given transliterator, and emits the result as output.
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Method Details
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replace
UnicodeReplacer API- Specified by:
replace
in interfaceUnicodeReplacer
- Parameters:
text
- the text to be matchedstart
- inclusive start index of text to be replacedlimit
- exclusive end index of text to be replaced; must be greater than or equal to startcursor
- output parameter for the cursor position. Not all replacer objects will update this, but in a complete tree of replacer objects, representing the entire output side of a transliteration rule, at least one must update it.- Returns:
- the number of 16-bit code units in the text replacing the characters at offsets start..(limit-1) in text
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toReplacerPattern
UnicodeReplacer API- Specified by:
toReplacerPattern
in interfaceUnicodeReplacer
- Parameters:
escapeUnprintable
- if true then convert unprintable character to their hex escape representations, \\uxxxx or \\Uxxxxxxxx. Unprintable characters are defined by Utility.isUnprintable().
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addReplacementSetTo
Union the set of all characters that may output by this object into the given set.- Specified by:
addReplacementSetTo
in interfaceUnicodeReplacer
- Parameters:
toUnionTo
- the set into which to union the output characters
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