org.codehaus.janino
Class UnicodeUnescapeReader
java.lang.Object
java.io.Reader
java.io.FilterReader
org.codehaus.janino.UnicodeUnescapeReader
- All Implemented Interfaces:
- java.io.Closeable, java.lang.Readable
public class UnicodeUnescapeReader
- extends java.io.FilterReader
A FilterReader
that unescapes the "Unicode Escapes"
as described in
the
Java Language Specification, 2nd edition.
Notice that it is possible to formulate invalid escape sequences, e.g.
"\u123g" ("g" is not a valid hex character). This is handled by
throwing a RuntimeException
-derived
UnicodeUnescapeException
.
Fields inherited from class java.io.FilterReader |
in |
Fields inherited from class java.io.Reader |
lock |
Method Summary |
static void |
main(java.lang.String[] args)
Simple unit testing. |
int |
read()
Override FilterReader.read() . |
int |
read(char[] cbuf,
int off,
int len)
Override FilterReader.read(char[], int, int) . |
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 |
UnicodeUnescapeReader
public UnicodeUnescapeReader(java.io.Reader in)
- Parameters:
in
-
read
public int read()
throws java.io.IOException
- Override
FilterReader.read()
.
- Overrides:
read
in class java.io.FilterReader
- Throws:
UnicodeUnescapeException
- Invalid escape sequence encountered
java.io.IOException
read
public int read(char[] cbuf,
int off,
int len)
throws java.io.IOException
- Override
FilterReader.read(char[], int, int)
.
- Overrides:
read
in class java.io.FilterReader
- Throws:
java.io.IOException
main
public static void main(java.lang.String[] args)
throws java.io.IOException
- Simple unit testing.
- Throws:
java.io.IOException