public class JavaUtilRegexCapabilities extends java.lang.Object implements RegexCapabilities
prefix()
that queries using this implementation will enumerate and
attempt to match(java.lang.String)
each term for the specified field in the index.Constructor and Description |
---|
JavaUtilRegexCapabilities() |
Modifier and Type | Method and Description |
---|---|
void |
compile(java.lang.String pattern)
Called by the constructor of
RegexTermEnum allowing
implementations to cache a compiled version of the regular
expression pattern. |
boolean |
equals(java.lang.Object o) |
int |
hashCode() |
boolean |
match(java.lang.String string) |
java.lang.String |
prefix()
A wise prefix implementation can reduce the term enumeration (and thus increase performance)
of RegexQuery dramatically!
|
public void compile(java.lang.String pattern)
RegexCapabilities
RegexTermEnum
allowing
implementations to cache a compiled version of the regular
expression pattern.compile
in interface RegexCapabilities
pattern
- regular expression patternpublic boolean match(java.lang.String string)
match
in interface RegexCapabilities
RegexCapabilities.compile(java.lang.String)
.public java.lang.String prefix()
RegexCapabilities
prefix
in interface RegexCapabilities
RegexCapabilities.compile(java.lang.String)
. May return null.public boolean equals(java.lang.Object o)
equals
in class java.lang.Object
public int hashCode()
hashCode
in class java.lang.Object
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