org.apache.lucene.queryParser.standard.parser

## Class EscapeQuerySyntaxImpl

- java.lang.Object
- - org.apache.lucene.queryParser.standard.parser.EscapeQuerySyntaxImpl

- All Implemented Interfaces:
    EscapeQuerySyntax

      public class EscapeQuerySyntaxImpl
      extends java.lang.Object
      implements EscapeQuerySyntax

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from interface org.apache.lucene.queryParser.core.parser.EscapeQuerySyntax

      `EscapeQuerySyntax.Type`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `EscapeQuerySyntaxImpl()`

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static UnescapedCharSequence` | `discardEscapeChar(java.lang.CharSequence input)` Returns a String where the escape char has been removed, or kept only once if there was a double escape.
    `java.lang.CharSequence` | `escape(java.lang.CharSequence text, java.util.Locale locale, EscapeQuerySyntax.Type type)`

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

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

- - ### Constructor Detail

    - #### EscapeQuerySyntaxImpl

          public EscapeQuerySyntaxImpl()

  - ### Method Detail

    - #### escape

          public java.lang.CharSequence escape(java.lang.CharSequence text,
                                               java.util.Locale locale,
                                               EscapeQuerySyntax.Type type)

      Specified by:
        `escape` in interface `EscapeQuerySyntax`
      Parameters:
        `text` - - text to be escaped
        `locale` - - locale for the current query
        `type` - - select the type of escape operation to use
      Returns:
        escaped text

    - #### discardEscapeChar

          public static UnescapedCharSequence discardEscapeChar(java.lang.CharSequence input)
                                                         throws ParseException

      Returns a String where the escape char has been removed, or kept only once if there was a double escape. Supports escaped unicode characters, e. g. translates `A` to `A`.
      Throws:
        `ParseException`

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