com.infoengine.SAK
Class ContentInputStream

java.lang.Object
  java.io.InputStream
      com.infoengine.SAK.ContentInputStream

public class ContentInputStream

extends InputStream

This class implements an input stream class for reading contents from MIME multipart streams.

Field Summary

private String	boundary
private String	contentType
private String	disposition
private boolean	eof
private String	fileName
private Hashtable	headers
private byte[]	inputBuffer
private int	inputBufferCursor
private int	inputBufferLimit
private InputStream	inputStream
private String	name

Fields inherited from class java.io.InputStream

Constructor Summary

ContentInputStream(InputStream inputStream, String boundary, boolean firstContent)
Constructor that initializes the instance to read from a multipart stream.

Method Summary

int	available() Return the number of bytes that can be read without blocking.
void	close() Close the input stream.
String	getContentType()
String	getDisposition()
boolean	getEof()
String	getFileName()
String	getHeader(String key)
Enumeration	getHeaderKeys()
Hashtable	getHeaders()
InputStream	getInputStream()
String	getName()
void	mark(int readLimit) Mark the current position in the input stream.
boolean	markSupported() Return an indication of support for input stream marking.
private void	parseContentType(String heading)
private void	parseDisposition(String heading)
int	read() Return a byte from the input stream.
int	read(byte[] b) Read bytes from the input stream into an array.
int	read(byte[] buf, int off, int len) Read bytes from the input stream into an array or subarray.
String	readLine() Read a line of text from the client connection using the default character encoding for the platform.
private int	readLine(byte[] buf) Read until a specified buffer is full, or a newline ('\n') is encountered.
private int	readLine(byte[] buf, int start, int end)
String	readLine(String encoding) Read a line of text from the client connection using a specified character encoding.
void	reset() Reset input stream position to last mark.
long	skip(long n) Read and discard bytes.

Methods inherited from class java.lang.Object

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

Field Detail

boundary

private String boundary

contentType

private String contentType

disposition

private String disposition

eof

private boolean eof

fileName

private String fileName

headers

private Hashtable headers

inputStream

private InputStream inputStream

name

private String name

inputBuffer

private byte[] inputBuffer

inputBufferCursor

private int inputBufferCursor

inputBufferLimit

private int inputBufferLimit

Constructor Detail

ContentInputStream

public ContentInputStream(InputStream inputStream,
                          String boundary,
                          boolean firstContent)
                   throws IOException

Constructor that initializes the instance to read from a multipart stream.

Method Detail

parseDisposition

private void parseDisposition(String heading)
                       throws IOException

Throws:

IOException

parseContentType

private void parseContentType(String heading)
                       throws IOException

Throws:

IOException

available

public int available()
              throws IOException

Return the number of bytes that can be read without blocking.

Returns:

int number of bytes that can be read

Throws:

IOException

close

public void close()
           throws IOException

Close the input stream.

Throws:

IOException

mark

public void mark(int readLimit)

Mark the current position in the input stream.

Parameters:

readLimit - position to mark

markSupported

public boolean markSupported()

Return an indication of support for input stream marking.

Returns:

boolean mark support indication

read

public int read()
         throws IOException

Return a byte from the input stream.

Returns:

int next byte from input stream

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Read bytes from the input stream into an array.

Parameters:

b - array

Returns:

int number of bytes read

Throws:

IOException

read

public int read(byte[] buf,
                int off,
                int len)
         throws IOException

Read bytes from the input stream into an array or subarray.

Parameters:

buf - array

off - offset of array at which to read bytes

len - maximum number of bytes to read

Returns:

int number of bytes read

Throws:

IOException

readLine

public String readLine()
                throws IOException

Read a line of text from the client connection using the default character encoding for the platform.

Returns:

String line of text, with end of line sequence removed

Throws:

IOException

readLine

public String readLine(String encoding)
                throws IOException

Read a line of text from the client connection using a specified character encoding.

Parameters:

encoding - the character encoding to apply to the connection

Returns:

String line of text, with end of line sequence removed

Throws:

IOException

reset

public void reset()
           throws IOException

Reset input stream position to last mark.

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Read and discard bytes.

Parameters:

n - number of bytes to read and discard

Returns:

long actual number of bytes read and discarded

Throws:

IOException

getContentType

public String getContentType()

getDisposition

public String getDisposition()

getName

public String getName()

getFileName

public String getFileName()

getHeaders

public Hashtable getHeaders()

getHeader

public String getHeader(String key)

getHeaderKeys

public Enumeration getHeaderKeys()

getInputStream

public InputStream getInputStream()

getEof

public boolean getEof()

readLine

private int readLine(byte[] buf)
              throws IOException

Read until a specified buffer is full, or a newline ('\n') is encountered. The newline is included in the buffer if encountered.

Throws:

IOException

readLine

private int readLine(byte[] buf,
                     int start,
                     int end)
              throws IOException

Throws:

IOException