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## org.apache.lucene.queryParser.core.util
Class UnescapedCharSequence

    java.lang.Object
      org.apache.lucene.queryParser.core.util.UnescapedCharSequence

All Implemented Interfaces:
  CharSequence

    public final class UnescapedCharSequence

extends Object
implements CharSequence

CharsSequence with escaped chars information.

Constructor Summary
`UnescapedCharSequence(char[] chars, boolean[] wasEscaped, int offset, int length)` Create a escaped CharSequence
`UnescapedCharSequence(CharSequence text)` Create a non-escaped CharSequence

Method Summary
`char` | `charAt(int index)`
`int` | `length()`
`CharSequence` | `subSequence(int start, int end)`
`static CharSequence` | `toLowerCase(CharSequence text)`
`String` | `toString()`
`String` | `toStringEscaped()` Return a escaped String
`String` | `toStringEscaped(char[] enabledChars)` Return a escaped String
`static boolean` | `wasEscaped(CharSequence text, int index)`
`boolean` | `wasEscaped(int index)`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### UnescapedCharSequence

    public UnescapedCharSequence(char[] chars,
                                 boolean[] wasEscaped,
                                 int offset,
                                 int length)

  Create a escaped CharSequence

  Parameters:
    `chars` -
    `wasEscaped` -
    `offset` -
    `length` -

### UnescapedCharSequence

    public UnescapedCharSequence(CharSequence text)

  Create a non-escaped CharSequence

  Parameters:
    `text` -

Method Detail

### charAt

    public char charAt(int index)

  Specified by:
    `charAt` in interface `CharSequence`

### length

    public int length()

  Specified by:
    `length` in interface `CharSequence`

### subSequence

    public CharSequence subSequence(int start,
                                    int end)

  Specified by:
    `subSequence` in interface `CharSequence`

### toString

    public String toString()

  Specified by:
    `toString` in interface `CharSequence`
  Overrides:
    `toString` in class `Object`

### toStringEscaped

    public String toStringEscaped()

  Return a escaped String

  Returns:
    a escaped String

### toStringEscaped

    public String toStringEscaped(char[] enabledChars)

  Return a escaped String

  Parameters:
    `enabledChars` - - array of chars to be escaped
  Returns:
    a escaped String

### wasEscaped

    public boolean wasEscaped(int index)

### wasEscaped

    public static final boolean wasEscaped(CharSequence text,
                                           int index)

### toLowerCase

    public static CharSequence toLowerCase(CharSequence text)

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