org.apache.lucene.search

## Class FieldDoc

- java.lang.Object
- - org.apache.lucene.search.ScoreDoc
  - - org.apache.lucene.search.FieldDoc

-     public class FieldDoc
      extends ScoreDoc

  Expert: A ScoreDoc which also contains information about how to sort the referenced document. In addition to the document number and score, this object contains an array of values for the document from the field(s) used to sort. For example, if the sort criteria was to sort by fields "a", "b" then "c", the `fields` object array will have three elements, corresponding respectively to the term values for the document in fields "a", "b" and "c". The class of each element in the array will be either Integer, Float or String depending on the type of values in the terms of each field.

  Created: Feb 11, 2004 1:23:38 PM

  Since:
    lucene 1.4
  See Also:
    `ScoreDoc`, `TopFieldDocs`

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `Object[]` | `fields` Expert: The values which are used to sort the referenced document.

    - ### Fields inherited from class org.apache.lucene.search.ScoreDoc

      `doc, score, shardIndex`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `FieldDoc(int doc, float score)` Expert: Creates one of these objects with empty sort information.
    `FieldDoc(int doc, float score, Object[] fields)` Expert: Creates one of these objects with the given sort information.
    `FieldDoc(int doc, float score, Object[] fields, int shardIndex)` Expert: Creates one of these objects with the given sort information.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `String` | `toString()`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### fields

          public Object[] fields

      Expert: The values which are used to sort the referenced document. The order of these will match the original sort criteria given by a Sort object. Each Object will have been returned from the `value` method corresponding FieldComparator used to sort this field.
      See Also:
        `Sort`, `IndexSearcher.search(Query,int,Sort)`

  - ### Constructor Detail

    - #### FieldDoc

          public FieldDoc(int doc,
                          float score)

      Expert: Creates one of these objects with empty sort information.

    - #### FieldDoc

          public FieldDoc(int doc,
                          float score,
                          Object[] fields)

      Expert: Creates one of these objects with the given sort information.

    - #### FieldDoc

          public FieldDoc(int doc,
                          float score,
                          Object[] fields,
                          int shardIndex)

      Expert: Creates one of these objects with the given sort information.

  - ### Method Detail

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `ScoreDoc`

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