public abstract class FilteredTermEnum extends TermEnum
Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it.
Constructor and Description |
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FilteredTermEnum() |
Modifier and Type | Method and Description |
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void |
close()
Closes the enumeration to further activity, freeing resources.
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abstract float |
difference()
Equality measure on the term
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int |
docFreq()
Returns the docFreq of the current Term in the enumeration.
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protected abstract boolean |
endEnum()
Indiciates the end of the enumeration has been reached
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boolean |
next()
Increments the enumeration to the next element.
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protected void |
setEnum(TermEnum actualEnum) |
Term |
term()
Returns the current Term in the enumeration.
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protected abstract boolean |
termCompare(Term term)
Equality compare on the term
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protected abstract boolean termCompare(Term term)
public abstract float difference()
protected abstract boolean endEnum()
protected void setEnum(TermEnum actualEnum) throws IOException
IOException
public int docFreq()
public boolean next() throws IOException
next
in class TermEnum
IOException
public Term term()
public void close() throws IOException
close
in class TermEnum
IOException
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