org.apache.commons.io.input

Class CharacterSetFilterReader

java.lang.Object

java.io.Reader

java.io.FilterReader

org.apache.commons.io.input.AbstractCharacterFilterReader

org.apache.commons.io.input.CharacterSetFilterReader

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Readable

public class CharacterSetFilterReader
extends AbstractCharacterFilterReader

A filter reader that removes a given set of characters represented as int code points, handy to remove known junk characters from CSV files for example.

This class must convert each int read to an Integer. You can increase the Integer cache with a system property, see Integer.

Field Summary

Fields inherited from class org.apache.commons.io.input.AbstractCharacterFilterReader

SKIP_NONE

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
CharacterSetFilterReader(java.io.Reader reader, java.lang.Integer... skip) Constructs a new reader.
CharacterSetFilterReader(java.io.Reader reader, java.util.Set<java.lang.Integer> skip) Constructs a new reader.

Method Summary

Modifier and Type	Method and Description
private static java.util.function.IntPredicate	toIntPredicate(java.util.Set<java.lang.Integer> skip)

Methods inherited from class org.apache.commons.io.input.AbstractCharacterFilterReader

filter, read, read

Methods inherited from class java.io.FilterReader

close, mark, markSupported, ready, reset, skip

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

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

Constructor Detail

CharacterSetFilterReader

public CharacterSetFilterReader(java.io.Reader reader,
                                java.lang.Integer... skip)

Constructs a new reader.

Parameters:

reader - the reader to filter.

skip - the set of characters to filter out.

Since:

2.9.0

CharacterSetFilterReader

public CharacterSetFilterReader(java.io.Reader reader,
                                java.util.Set<java.lang.Integer> skip)

Constructs a new reader.

Parameters:

reader - the reader to filter.

skip - the set of characters to filter out.

Method Detail

toIntPredicate

private static java.util.function.IntPredicate toIntPredicate(java.util.Set<java.lang.Integer> skip)