com.caucho.server.http

Class ContentLengthStream

java.lang.Object

com.caucho.vfs.StreamImpl

com.caucho.server.http.ContentLengthStream

public class ContentLengthStream
extends StreamImpl

Filter so POST readers can only read data up to the content length

Field Summary

Fields inherited from class com.caucho.vfs.StreamImpl

_nullPath, _path

Constructor Summary

Constructors

Constructor and Description
ContentLengthStream()

Method Summary

Modifier and Type	Method and Description
boolean	canRead() Returns true if this is a read stream.
int	getAvailable() Returns the number of bytes available without blocking.
int	read(byte[] buffer, int offset, int length) Reads from the buffer, limiting to the content length.
java.lang.String	toString()

Methods inherited from class com.caucho.vfs.StreamImpl

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ContentLengthStream

public ContentLengthStream()

Method Detail

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[] buffer,
                int offset,
                int length)
         throws java.io.IOException

Reads from the buffer, limiting to the content length.

Overrides:

read in class StreamImpl

Parameters:

buffer - the buffer containing the results.

offset - the offset into the result buffer

length - the length of the buffer.

Returns:

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

Throws:

java.io.IOException

getAvailable

public int getAvailable()
                 throws java.io.IOException

Description copied from class: StreamImpl

Returns the number of bytes available without blocking. Depending on the stream, this may return less than the actual bytes, but will always return a number > 0 if there is any data available.

Overrides:

getAvailable in class StreamImpl

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object