Package 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:
Closeable
,AutoCloseable
,Readable
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
.
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Field Summary
Fields inherited from class java.io.FilterReader
in
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Constructor Summary
ConstructorsConstructorDescriptionCharacterSetFilterReader
(Reader reader, Set<Integer> skip) Constructs a new reader. -
Method Summary
Modifier and TypeMethodDescriptionprotected boolean
filter
(int ch) Returns true if the given character should be filtered out, false to keep the character.Methods inherited from class org.apache.commons.io.input.AbstractCharacterFilterReader
read, read
Methods inherited from class java.io.FilterReader
close, mark, markSupported, ready, reset, skip
Methods inherited from class java.io.Reader
nullReader, read, read, transferTo
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Constructor Details
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CharacterSetFilterReader
Constructs a new reader.- Parameters:
reader
- the reader to filter.skip
- the set of characters to filter out.
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Method Details
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filter
Description copied from class:AbstractCharacterFilterReader
Returns true if the given character should be filtered out, false to keep the character.- Specified by:
filter
in classAbstractCharacterFilterReader
- Parameters:
ch
- the character to test.- Returns:
- true if the given character should be filtered out, false to keep the character.
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