org.apache.lucene.analysis.util

## Class CharArrayIterator

- java.lang.Object
- - org.apache.lucene.analysis.util.CharArrayIterator

- All Implemented Interfaces:
    Cloneable, CharacterIterator

      public abstract class CharArrayIterator
      extends Object
      implements CharacterIterator

  A CharacterIterator used internally for use with `BreakIterator`
  NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static boolean` | `HAS_BUGGY_BREAKITERATORS` True if this JRE has a buggy BreakIterator implementation

    - ### Fields inherited from interface java.text.CharacterIterator

      `DONE`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `CharArrayIterator()`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `CharArrayIterator` | `clone()`
    `char` | `current()`
    `char` | `first()`
    `int` | `getBeginIndex()`
    `int` | `getEndIndex()`
    `int` | `getIndex()`
    `int` | `getLength()`
    `int` | `getStart()`
    `char[]` | `getText()`
    `protected abstract char` | `jreBugWorkaround(char ch)`
    `char` | `last()`
    `static CharArrayIterator` | `newSentenceInstance()` Create a new CharArrayIterator that works around JRE bugs in a manner suitable for `BreakIterator.getSentenceInstance()`
    `static CharArrayIterator` | `newWordInstance()` Create a new CharArrayIterator that works around JRE bugs in a manner suitable for `BreakIterator.getWordInstance()`
    `char` | `next()`
    `char` | `previous()`
    `char` | `setIndex(int position)`
    `void` | `setText(char[] array, int start, int length)` Set a new region of text to be examined by this iterator

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

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

- - ### Field Detail

    - #### HAS_BUGGY_BREAKITERATORS

          public static final boolean HAS_BUGGY_BREAKITERATORS

      True if this JRE has a buggy BreakIterator implementation

  - ### Constructor Detail

    - #### CharArrayIterator

          public CharArrayIterator()

  - ### Method Detail

    - #### getText

          public char[] getText()

    - #### getStart

          public int getStart()

    - #### getLength

          public int getLength()

    - #### setText

          public void setText(char[] array,
                     int start,
                     int length)

      Set a new region of text to be examined by this iterator
      Parameters:
        `array` - text buffer to examine
        `start` - offset into buffer
        `length` - maximum length to examine

    - #### current

          public char current()

      Specified by:
        `current` in interface `CharacterIterator`

    - #### jreBugWorkaround

          protected abstract char jreBugWorkaround(char ch)

    - #### first

          public char first()

      Specified by:
        `first` in interface `CharacterIterator`

    - #### getBeginIndex

          public int getBeginIndex()

      Specified by:
        `getBeginIndex` in interface `CharacterIterator`

    - #### getEndIndex

          public int getEndIndex()

      Specified by:
        `getEndIndex` in interface `CharacterIterator`

    - #### getIndex

          public int getIndex()

      Specified by:
        `getIndex` in interface `CharacterIterator`

    - #### last

          public char last()

      Specified by:
        `last` in interface `CharacterIterator`

    - #### next

          public char next()

      Specified by:
        `next` in interface `CharacterIterator`

    - #### previous

          public char previous()

      Specified by:
        `previous` in interface `CharacterIterator`

    - #### setIndex

          public char setIndex(int position)

      Specified by:
        `setIndex` in interface `CharacterIterator`

    - #### clone

          public CharArrayIterator clone()

      Specified by:
        `clone` in interface `CharacterIterator`
      Overrides:
        `clone` in class `Object`

    - #### newSentenceInstance

          public static CharArrayIterator newSentenceInstance()

      Create a new CharArrayIterator that works around JRE bugs in a manner suitable for `BreakIterator.getSentenceInstance()`

    - #### newWordInstance

          public static CharArrayIterator newWordInstance()

      Create a new CharArrayIterator that works around JRE bugs in a manner suitable for `BreakIterator.getWordInstance()`

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