Class FileDictionary

Dictionary represented by a text file.

Format allowed: 1 entry per line:

An entry can be:

  1. suggestion
  2. suggestion Lucene.Net.Search.Suggest.FileDictionary.fieldDelimiter weight
  3. suggestion Lucene.Net.Search.Suggest.FileDictionary.fieldDelimiter weight Lucene.Net.Search.Suggest.FileDictionary.fieldDelimiter payload
where the default Lucene.Net.Search.Suggest.FileDictionary.fieldDelimiter is DEFAULT_FIELD_DELIMITER (a tab)

NOTE:

  1. In order to have payload enabled, the first entry has to have a payload
  2. If the weight for an entry is not specified then a value of 1 is used
  3. A payload cannot be specified without having the weight specified for an entry
  4. If the payload for an entry is not specified (assuming payload is enabled) then an empty payload is returned
  5. An entry cannot have more than two Lucene.Net.Search.Suggest.FileDictionary.fieldDelimiters

Example:

word1 word2 TAB 100 TAB payload1

word3 TAB 101

word4 word3 TAB 102

Inheritance
System.Object
FileDictionary
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Lucene.Net.Search.Suggest
Assembly: Lucene.Net.Suggest.dll
Syntax
public class FileDictionary : IDictionary

Constructors

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FileDictionary(Stream)

Creates a dictionary based on an inputstream. Using DEFAULT_FIELD_DELIMITER as the field seperator in a line.

NOTE: content is treated as UTF-8

Declaration
public FileDictionary(Stream dictFile)
Parameters
Type Name Description
System.IO.Stream dictFile
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FileDictionary(Stream, String)

Creates a dictionary based on an inputstream. Using fieldDelimiter to seperate out the fields in a line.

NOTE: content is treated as UTF-8

Declaration
public FileDictionary(Stream dictFile, string fieldDelimiter)
Parameters
Type Name Description
System.IO.Stream dictFile
System.String fieldDelimiter
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FileDictionary(TextReader)

Creates a dictionary based on a reader. Using DEFAULT_FIELD_DELIMITER as the field seperator in a line.

Declaration
public FileDictionary(TextReader reader)
Parameters
Type Name Description
System.IO.TextReader reader
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FileDictionary(TextReader, String)

Creates a dictionary based on a reader. Using fieldDelimiter to seperate out the fields in a line.

Declaration
public FileDictionary(TextReader reader, string fieldDelimiter)
Parameters
Type Name Description
System.IO.TextReader reader
System.String fieldDelimiter

Fields

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DEFAULT_FIELD_DELIMITER

Tab-delimited fields are most common thus the default, but one can override this via the constructor

Declaration
public const string DEFAULT_FIELD_DELIMITER = "\t"
Field Value
Type Description
System.String

Methods

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GetEntryIterator()

Declaration
public virtual IInputIterator GetEntryIterator()
Returns
Type Description
IInputIterator

Implements