public class PatternReplaceCharFilter extends BaseCharFilter
ex1) source="aa bb aa bb", pattern="(aa)\\s+(bb)" replacement="$1#$2"
output="aa#bb aa#bb"
ex2) source="aa123bb", pattern="(aa)\\d+(bb)" replacement="$1 $2"
output="aa bb"
and you want to search bb and highlight it, you will get
highlight snippet="aa1<em>23bb</em>"
Modifier and Type | Field and Description |
---|---|
private java.util.regex.Pattern |
pattern |
private java.lang.String |
replacement |
private java.io.Reader |
transformedInput |
input
Constructor and Description |
---|
PatternReplaceCharFilter(java.util.regex.Pattern pattern,
java.lang.String replacement,
java.io.Reader in) |
Modifier and Type | Method and Description |
---|---|
protected int |
correct(int currentOff)
Retrieve the corrected offset.
|
private void |
fill() |
(package private) java.lang.CharSequence |
processPattern(java.lang.CharSequence input)
Replace pattern in input and mark correction offsets.
|
int |
read() |
int |
read(char[] cbuf,
int off,
int len) |
addOffCorrectMap, getLastCumulativeDiff
close, correctOffset
private final java.util.regex.Pattern pattern
private final java.lang.String replacement
private java.io.Reader transformedInput
public PatternReplaceCharFilter(java.util.regex.Pattern pattern, java.lang.String replacement, java.io.Reader in)
public int read(char[] cbuf, int off, int len) throws java.io.IOException
read
in class java.io.Reader
java.io.IOException
private void fill() throws java.io.IOException
java.io.IOException
public int read() throws java.io.IOException
read
in class java.io.Reader
java.io.IOException
protected int correct(int currentOff)
BaseCharFilter
correct
in class BaseCharFilter
currentOff
- current offsetjava.lang.CharSequence processPattern(java.lang.CharSequence input)