org.apache.lucene.search.suggest

## Class UnsortedInputIterator

- java.lang.Object
- - org.apache.lucene.search.suggest.BufferedInputIterator
  - - org.apache.lucene.search.suggest.UnsortedInputIterator

- All Implemented Interfaces:
    InputIterator, BytesRefIterator

      public class UnsortedInputIterator
      extends BufferedInputIterator

  This wrapper buffers the incoming elements and makes sure they are in random order.
  WARNING: This API is experimental and might change in incompatible ways in the next release.

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from interface org.apache.lucene.search.suggest.InputIterator

      `InputIterator.InputIteratorWrapper`

  - ### Field Summary

    - ### Fields inherited from class org.apache.lucene.search.suggest.BufferedInputIterator

      `contextSets, curPos, entries, freqs, payloads`

    - ### Fields inherited from interface org.apache.lucene.search.suggest.InputIterator

      `EMPTY`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `UnsortedInputIterator(InputIterator source)` Creates a new iterator, wrapping the specified iterator and returning elements in a random order.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Set<BytesRef>` | `contexts()` A term's contexts context can be used to filter suggestions.
    `BytesRef` | `next()`
    `BytesRef` | `payload()` An arbitrary byte[] to record per suggestion.
    `long` | `weight()` A term's weight, higher numbers mean better suggestions.

    - ### Methods inherited from class org.apache.lucene.search.suggest.BufferedInputIterator

      `hasContexts, hasPayloads`

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

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

- - ### Constructor Detail

    - #### UnsortedInputIterator

          public UnsortedInputIterator(InputIterator source)
                                throws IOException

      Creates a new iterator, wrapping the specified iterator and returning elements in a random order.
      Throws:
        `IOException`

  - ### Method Detail

    - #### weight

          public long weight()

      Description copied from interface: `InputIterator`
      A term's weight, higher numbers mean better suggestions.
      Specified by:
        `weight` in interface `InputIterator`
      Overrides:
        `weight` in class `BufferedInputIterator`

    - #### next

          public BytesRef next()
                        throws IOException

      Specified by:
        `next` in interface `BytesRefIterator`
      Overrides:
        `next` in class `BufferedInputIterator`
      Throws:
        `IOException`

    - #### payload

          public BytesRef payload()

      Description copied from interface: `InputIterator`
      An arbitrary byte[] to record per suggestion. See `Lookup.LookupResult.payload` to retrieve the payload for each suggestion.
      Specified by:
        `payload` in interface `InputIterator`
      Overrides:
        `payload` in class `BufferedInputIterator`

    - #### contexts

          public Set<BytesRef> contexts()

      Description copied from interface: `InputIterator`
      A term's contexts context can be used to filter suggestions. May return null, if suggest entries do not have any context
      Specified by:
        `contexts` in interface `InputIterator`
      Overrides:
        `contexts` in class `BufferedInputIterator`

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