Class AbstractStringMatcher.CharMatcher

java.lang.Object

org.apache.commons.text.matcher.AbstractStringMatcher

org.apache.commons.text.matcher.AbstractStringMatcher.CharMatcher

All Implemented Interfaces:

StringMatcher

Enclosing class:

AbstractStringMatcher

static final class AbstractStringMatcher.CharMatcher
extends AbstractStringMatcher

Matches a character.

Thread=safe.

Since:

1.3

Nested Class Summary

Nested classes/interfaces inherited from class AbstractStringMatcher

AbstractStringMatcher.AndStringMatcher, AbstractStringMatcher.CharArrayMatcher, AbstractStringMatcher.CharMatcher, AbstractStringMatcher.CharSetMatcher, AbstractStringMatcher.NoneMatcher, AbstractStringMatcher.TrimMatcher

Field Summary

Fields

Modifier and Type	Field	Description
private final char	ch	The character to match.

Constructor Summary

Constructors

Constructor	Description
CharMatcher(char ch)	Constructs a matcher for a single character.

Method Summary

Modifier and Type	Method	Description
int	isMatch(char[] buffer, int start, int bufferStart, int bufferEnd)	Returns 1 if there is a match, or 0 if there is no match.
int	isMatch(CharSequence buffer, int start, int bufferStart, int bufferEnd)	Returns 1 if there is a match, or 0 if there is no match.
int	size()	Returns 1.
String	toString()

Methods inherited from class Object

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

Methods inherited from interface StringMatcher

andThen, isMatch, isMatch

Field Details

ch

private final char ch

The character to match.

Constructor Details

CharMatcher

CharMatcher(char ch)

Constructs a matcher for a single character.

Parameters:

ch - the character to match

Method Details

isMatch

public int isMatch(char[] buffer,
 int start,
 int bufferStart,
 int bufferEnd)

Returns 1 if there is a match, or 0 if there is no match.

Parameters:

buffer - the text content to match against, do not change.

start - the starting position for the match, valid for buffer.

bufferStart - unused.

bufferEnd - unused.

Returns:

The number of matching characters, zero for no match.

isMatch

public int isMatch(CharSequence buffer,
 int start,
 int bufferStart,
 int bufferEnd)

Returns 1 if there is a match, or 0 if there is no match.

Parameters:

buffer - the text content to match against, do not change.

start - the starting position for the match, valid for buffer.

bufferStart - unused.

bufferEnd - unused.

Returns:

The number of matching characters, zero for no match.

size

public int size()

Returns 1.

Returns:

the size of the matching string.

Since:

1.9

toString

public String toString()

Overrides:

toString in class Object