com.caucho.vfs.i18n
Class UTF8Reader

java.lang.Object
  extended by java.io.Reader
      extended by com.caucho.vfs.i18n.EncodingReader
          extended by com.caucho.vfs.i18n.UTF8Reader
All Implemented Interfaces:
java.io.Closeable, java.lang.Readable

public class UTF8Reader
extends EncodingReader

Implements an encoding reader for UTF8.


Field Summary
 
Fields inherited from class java.io.Reader
lock
 
Constructor Summary
UTF8Reader()
          Null-arg constructor for instantiation by com.caucho.vfs.Encoding only.
 
Method Summary
 java.io.Reader create(java.io.InputStream is, java.lang.String javaEncoding)
          Create a UTF-8 reader based on the readStream.
 int read()
          Reads into a character buffer using the correct encoding.
 int read(char[] cbuf, int off, int len)
          Reads into a character buffer using the correct encoding.
 
Methods inherited from class com.caucho.vfs.i18n.EncodingReader
close, create, getJavaEncoding, setJavaEncoding
 
Methods inherited from class java.io.Reader
mark, markSupported, read, read, ready, reset, skip
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

UTF8Reader

public UTF8Reader()
Null-arg constructor for instantiation by com.caucho.vfs.Encoding only.

Method Detail

create

public java.io.Reader create(java.io.InputStream is,
                             java.lang.String javaEncoding)
Create a UTF-8 reader based on the readStream.

Specified by:
create in class EncodingReader
Parameters:
is - the input stream providing the bytes.
javaEncoding - the JDK name for the encoding.
Returns:
the UTF-8 reader.

read

public int read()
         throws java.io.IOException
Reads into a character buffer using the correct encoding.

Specified by:
read in class EncodingReader
Returns:
the next character or -1 on end of file.
Throws:
java.io.IOException

read

public int read(char[] cbuf,
                int off,
                int len)
         throws java.io.IOException
Reads into a character buffer using the correct encoding.

Overrides:
read in class EncodingReader
Parameters:
cbuf - character buffer receiving the data.
off - starting offset into the buffer.
len - number of characters to read.
Returns:
the number of characters read or -1 on end of file.
Throws:
java.io.IOException