com.caucho.vfs

Class ReaderWriterStream

java.lang.Object

com.caucho.vfs.StreamImpl

com.caucho.vfs.ReaderWriterStream

public class ReaderWriterStream
extends StreamImpl

Field Summary

Fields inherited from class com.caucho.vfs.StreamImpl

_nullPath, _path

Constructor Summary

Constructors

Constructor and Description
ReaderWriterStream(java.io.Reader is, java.io.Writer os)
ReaderWriterStream(java.io.Reader is, java.io.Writer os, Path path)

Method Summary

Modifier and Type	Method and Description
boolean	canRead() Returns true if this is a read stream.
boolean	canWrite() Returns true if this is a writable stream.
void	close() Closes the stream.
void	flush() Flushes the write output.
java.lang.String	getEncoding()
boolean	getFlushOnNewline() Returns true if the buffer should be flushed on every newline.
void	init(java.io.Reader is, java.io.Writer os)
int	read(byte[] buf, int offset, int length) Reads the next chunk from the stream.
void	setCloseChildOnClose(boolean close)
void	setFlushOnNewline(boolean value)
void	write(byte[] buf, int offset, int length, boolean isEnd) Implementation of the writer write.

Methods inherited from class com.caucho.vfs.StreamImpl

clearWrite, closeWrite, flushBuffer, flushToDisk, getAttribute, getAttributeNames, getAvailable, getNewline, getPath, getReadBuffer, getReadPosition, hasSkip, isClosed, isEof, isMmapEnabled, isSendfileEnabled, readNonBlock, readTimeout, removeAttribute, seekEnd, seekStart, setAttribute, setPath, setWriteEncoding, skip, write, writeMmap, writeSendfile

Methods inherited from class java.lang.Object

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

Constructor Detail

ReaderWriterStream

public ReaderWriterStream(java.io.Reader is,
                          java.io.Writer os)

ReaderWriterStream

public ReaderWriterStream(java.io.Reader is,
                          java.io.Writer os,
                          Path path)

Method Detail

init

public void init(java.io.Reader is,
                 java.io.Writer os)

getEncoding

public java.lang.String getEncoding()

canRead

public boolean canRead()

Description copied from class: StreamImpl

Returns true if this is a read stream.

Overrides:

canRead in class StreamImpl

read

public int read(byte[] buf,
                int offset,
                int length)
         throws java.io.IOException

Description copied from class: StreamImpl

Reads the next chunk from the stream.

Overrides:

read in class StreamImpl

Parameters:

buf - byte array receiving the data.

offset - starting offset into the array.

length - number of bytes to read.

Returns:

the number of bytes read or -1 on end of file.

Throws:

java.io.IOException

canWrite

public boolean canWrite()

Description copied from class: StreamImpl

Returns true if this is a writable stream.

Overrides:

canWrite in class StreamImpl

getFlushOnNewline

public boolean getFlushOnNewline()

Description copied from class: StreamImpl

Returns true if the buffer should be flushed on every newline. This is typically only true for error streams like stderr:.

Overrides:

getFlushOnNewline in class StreamImpl

setFlushOnNewline

public void setFlushOnNewline(boolean value)

write

public void write(byte[] buf,
                  int offset,
                  int length,
                  boolean isEnd)
           throws java.io.IOException

Implementation of the writer write.

Overrides:

write in class StreamImpl

Parameters:

buf - byte buffer containing the bytes

offset - offset where to start writing

length - number of bytes to write

isEnd - true when the write is flushing a close.

Throws:

java.io.IOException

flush

public void flush()
           throws java.io.IOException

Description copied from class: StreamImpl

Flushes the write output.

Overrides:

flush in class StreamImpl

Throws:

java.io.IOException

setCloseChildOnClose

public void setCloseChildOnClose(boolean close)

close

public void close()
           throws java.io.IOException

Description copied from class: StreamImpl

Closes the stream.

Overrides:

close in class StreamImpl

Throws:

java.io.IOException