Package org.apache.lucene.analysis.ngram
Enum EdgeNGramTokenFilter.Side
- java.lang.Object
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- java.lang.Enum<EdgeNGramTokenFilter.Side>
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- org.apache.lucene.analysis.ngram.EdgeNGramTokenFilter.Side
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- All Implemented Interfaces:
Serializable
,Comparable<EdgeNGramTokenFilter.Side>
- Enclosing class:
- EdgeNGramTokenFilter
public static enum EdgeNGramTokenFilter.Side extends Enum<EdgeNGramTokenFilter.Side>
Specifies which side of the input the n-gram should be generated from
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract String
getLabel()
static EdgeNGramTokenFilter.Side
getSide(String sideName)
static EdgeNGramTokenFilter.Side
valueOf(String name)
Returns the enum constant of this type with the specified name.static EdgeNGramTokenFilter.Side[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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FRONT
public static final EdgeNGramTokenFilter.Side FRONT
Get the n-gram from the front of the input
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BACK
@Deprecated public static final EdgeNGramTokenFilter.Side BACK
Deprecated.Get the n-gram from the end of the input
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Method Detail
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values
public static EdgeNGramTokenFilter.Side[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (EdgeNGramTokenFilter.Side c : EdgeNGramTokenFilter.Side.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static EdgeNGramTokenFilter.Side valueOf(String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
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getLabel
public abstract String getLabel()
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getSide
public static EdgeNGramTokenFilter.Side getSide(String sideName)
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