Module org.apache.lucene.queryparser

Package org.apache.lucene.queryparser.flexible.core.util

Class UnescapedCharSequence

java.lang.Object

org.apache.lucene.queryparser.flexible.core.util.UnescapedCharSequence

All Implemented Interfaces:

CharSequence

public final class UnescapedCharSequence
extends Object
implements CharSequence

CharsSequence with escaped chars information.

Field Summary

Fields

Modifier and Type	Field	Description
private char[]	chars
private boolean[]	wasEscaped

Constructor Summary

Constructors

Modifier	Constructor	Description
	UnescapedCharSequence(char[] chars, boolean[] wasEscaped, int offset, int length)	Create a escaped CharSequence
	UnescapedCharSequence(CharSequence text)	Create a non-escaped CharSequence
private	UnescapedCharSequence(UnescapedCharSequence text)	Create a copy of an existent UnescapedCharSequence

Method Summary

Modifier and Type	Method	Description
char	charAt(int index)
int	length()
CharSequence	subSequence(int start, int end)
static CharSequence	toLowerCase(CharSequence text, Locale locale)
String	toString()
String	toStringEscaped()	Return a escaped String
String	toStringEscaped(char[] enabledChars)	Return a escaped String
boolean	wasEscaped(int index)
static final boolean	wasEscaped(CharSequence text, int index)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.CharSequence

chars, codePoints, isEmpty

Field Details

chars

private char[] chars

wasEscaped

private boolean[] wasEscaped

Constructor Details

UnescapedCharSequence

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

Create a escaped CharSequence

UnescapedCharSequence

public UnescapedCharSequence(CharSequence text)

Create a non-escaped CharSequence

UnescapedCharSequence

private UnescapedCharSequence(UnescapedCharSequence text)

Create a copy of an existent UnescapedCharSequence

Method Details

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,
 Locale locale)