Package gnu.regexp
Class REFilterReader
- java.lang.Object
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- java.io.Reader
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- java.io.FilterReader
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- gnu.regexp.REFilterReader
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,java.lang.Readable
public class REFilterReader extends java.io.FilterReader
Replaces instances of a given RE with replacement text.- Since:
- gnu.regexp 1.1.0
- Author:
- Lee Sau Dan
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Constructor Summary
Constructors Constructor Description REFilterReader(java.io.Reader stream, RE expr, java.lang.String replace)
Creates an REFilterReader.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
markSupported()
Returns false.int
read()
Reads the next character from the stream per the general contract of Reader.read().int
read(char[] b)
Reads from the stream into the provided array.int
read(char[] b, int off, int len)
Reads from the stream into the provided array.
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Constructor Detail
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REFilterReader
public REFilterReader(java.io.Reader stream, RE expr, java.lang.String replace)
Creates an REFilterReader. When reading from this stream, occurrences of patterns matching the supplied regular expression will be replaced with the supplied replacement text (the metacharacters $0 through $9 may be used to refer to the full match or subexpression matches.- Parameters:
stream
- The Reader to be filtered.expr
- The regular expression to search for.replace
- The text pattern to replace matches with.
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Method Detail
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read
public int read()
Reads the next character from the stream per the general contract of Reader.read(). Returns -1 on error or end of stream.- Overrides:
read
in classjava.io.FilterReader
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markSupported
public boolean markSupported()
Returns false. REFilterReader does not support mark() and reset() methods.- Overrides:
markSupported
in classjava.io.FilterReader
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read
public int read(char[] b, int off, int len)
Reads from the stream into the provided array.- Overrides:
read
in classjava.io.FilterReader
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read
public int read(char[] b)
Reads from the stream into the provided array.- Overrides:
read
in classjava.io.Reader
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