com.caucho.vfs.i18n

Class EncodingWriter

java.lang.Object

com.caucho.vfs.i18n.EncodingWriter

Direct Known Subclasses:

ISO8859_1Writer, JAVAWriter, JDKWriter, UTF16Writer, UTF8Writer, WindowsHackWriter

public abstract class EncodingWriter
extends java.lang.Object

Abstract class for a character-to-byte encoding writer.

Implementations need to implement create and write() at minimum. Efficient implementations will also implement the write into a buffer.

Implementations should not buffer the bytes.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.logging.Logger	log

Constructor Summary

Constructors

Constructor and Description
EncodingWriter()

Method Summary

Modifier and Type	Method and Description
EncodingWriter	create() Returns a new encoding writer using the saved writer.
abstract EncodingWriter	create(java.lang.String javaEncoding) Returns a new encoding writer for the given stream and javaEncoding.
java.lang.String	getJavaEncoding() Returns the Java encoding for the writer.
void	setJavaEncoding(java.lang.String encoding) Sets the Java encoding for the writer.
abstract void	write(ByteAppendable os, char ch) Writes the next character using the correct encoding.
int	write(OutputStreamWithBuffer os, char[] cbuf, int off, int len) Writes a character buffer using the correct encoding.

Methods inherited from class java.lang.Object

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

Field Detail

log

protected static final java.util.logging.Logger log

Constructor Detail

EncodingWriter

public EncodingWriter()

Method Detail

getJavaEncoding

public java.lang.String getJavaEncoding()

Returns the Java encoding for the writer.

setJavaEncoding

public void setJavaEncoding(java.lang.String encoding)

Sets the Java encoding for the writer.

create

public abstract EncodingWriter create(java.lang.String javaEncoding)

Returns a new encoding writer for the given stream and javaEncoding.

Parameters:

javaEncoding - the JDK name for the encoding.

Returns:

the encoding writer

create

public EncodingWriter create()

Returns a new encoding writer using the saved writer.

Returns:

the encoding writer

write

public abstract void write(ByteAppendable os,
                           char ch)
                    throws java.io.IOException

Writes the next character using the correct encoding.

Parameters:

ch - the character to write

Throws:

java.io.IOException

write

public int write(OutputStreamWithBuffer os,
                 char[] cbuf,
                 int off,
                 int len)
          throws java.io.IOException

Writes a character buffer using the correct encoding.

Parameters:

cbuf - character buffer receiving the data.

off - starting offset into the buffer.

len - number of characters to write

Returns:

Throws:

java.io.IOException