jflex

Class DerivedAgeScanner

java.lang.Object

jflex.EnumeratedPropertyFileScanner

jflex.DerivedAgeScanner

public class DerivedAgeScanner
extends EnumeratedPropertyFileScanner

Scans the common single-property Unicode.org data file format in DerivedAge.txt, populating unicodeVersion.propertyValueIntervals for those property values representing Unicode versions less than or equal to the Unicode version.

Field Summary

Fields inherited from class jflex.EnumeratedPropertyFileScanner

BEGIN_RANGE, COMMENT_LINE, DEFAULT_PROPERTY_VALUE, END_RANGE, PROPERTY_NAME, PROPERTY_VALUE, YYEOF, YYINITIAL

Constructor Summary

Constructors

Constructor and Description
DerivedAgeScanner(Reader in, jflex.UnicodeVersion unicodeVersion)

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	accept(String propertyValue) Returns true if the given property value, which is a major.minor Unicode version, is less than or equal to the Unicode version, false otherwise.
void	addPropertyValueIntervals() Specialized to make each version's code point ranges include all older versions' code point ranges, and to handle overlapping code point ranges.

Methods inherited from class jflex.EnumeratedPropertyFileScanner

scan, yybegin, yycharat, yyclose, yylength, yypushback, yyreset, yystate, yytext

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DerivedAgeScanner

public DerivedAgeScanner(Reader in,
                 jflex.UnicodeVersion unicodeVersion)

Method Detail

accept

protected boolean accept(String propertyValue)

Returns true if the given property value, which is a major.minor Unicode version, is less than or equal to the Unicode version, false otherwise.

Overrides:

accept in class EnumeratedPropertyFileScanner

addPropertyValueIntervals

public void addPropertyValueIntervals()

Specialized to make each version's code point ranges include all older versions' code point ranges, and to handle overlapping code point ranges.

Overrides:

addPropertyValueIntervals in class EnumeratedPropertyFileScanner