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java.lang.Objectorg.basex.util.ft.FTIterator
org.basex.util.ft.Stemmer
public abstract class Stemmer
Implementation of common stemmer methods.
Method Summary | |
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int |
compareTo(org.basex.util.ft.LanguageImpl o)
|
boolean |
equals(java.lang.Object o)
|
int |
hashCode()
|
boolean |
hasNext()
|
Stemmer |
init(byte[] txt)
Initializes the iterator. |
FTSpan |
next()
|
byte[] |
nextToken()
Returns the next token. |
protected abstract byte |
prec()
Returns the precedence of the processor. |
protected abstract byte[] |
stem(byte[] word)
Stems a word. |
static boolean |
supportFor(Language l)
Checks if the language is supported by the available stemmers. |
boolean |
supports(Language ln)
Checks if the specified language is supported. |
java.lang.String |
toString()
|
Methods inherited from class org.basex.util.ft.FTIterator |
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remove |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Method Detail |
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public static boolean supportFor(Language l)
l
- language to be found
protected abstract byte[] stem(byte[] word)
word
- input word to stem
public final Stemmer init(byte[] txt)
FTIterator
init
in class FTIterator
txt
- text
public final boolean hasNext()
public final FTSpan next()
public final byte[] nextToken()
FTIterator
Iterator.next()
to avoid the creation of new FTSpan
instances.
nextToken
in class FTIterator
public java.lang.String toString()
toString
in class java.lang.Object
protected abstract byte prec()
public boolean supports(Language ln)
ln
- language
public final boolean equals(java.lang.Object o)
equals
in class java.lang.Object
public final int compareTo(org.basex.util.ft.LanguageImpl o)
compareTo
in interface java.lang.Comparable<org.basex.util.ft.LanguageImpl>
public int hashCode()
hashCode
in class java.lang.Object
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