com.caucho.server.http

Class HttpRequest

java.lang.Object

com.caucho.network.listen.AbstractProtocolConnection

com.caucho.server.http.AbstractHttpRequest

com.caucho.server.http.HttpRequest

All Implemented Interfaces:

ProtocolConnection, SecurityContextProvider

Direct Known Subclasses:

CompileRequest, SocketPolicyRequest

public class HttpRequest
extends AbstractHttpRequest
implements ProtocolConnection

Handles a new request from an HTTP connection.

Field Summary

Fields

Modifier and Type	Field and Description
static int	HTTP_0_9
static int	HTTP_1_0
static int	HTTP_1_1

Fields inherited from class com.caucho.server.http.AbstractHttpRequest

_headerCodes, JSP_EXCEPTION, SHUTDOWN, TOKEN

Constructor Summary

Constructors

Constructor and Description
HttpRequest(ServletService server, SocketLink conn) Creates a new HttpRequest.

Method Summary

Modifier and Type	Method and Description
protected boolean	checkLogin()
HttpResponse	createResponse()
protected java.lang.String	dbgId()
protected void	extendHeaderBuffers()
java.lang.String	findSessionIdFromConnection() For SSL connections, use the SSL identifier.
void	finishRequest() Cleans up at the end of the invocation
java.lang.String	getHeader(java.lang.String key) Returns the header.
CharSegment	getHeaderBuffer(char[] testBuf, int length) Returns the matching header.
CharSegment	getHeaderBuffer(java.lang.String key) Returns the header value for the key, returned as a CharSegment.
void	getHeaderBuffers(java.lang.String key, java.util.ArrayList<CharSegment> values) Fills an ArrayList with the header values matching the key.
CharSegment	getHeaderKey(int index) Returns the header key
java.util.Enumeration<java.lang.String>	getHeaderNames() Returns an enumeration of all the header keys.
java.util.Enumeration<java.lang.String>	getHeaders(java.lang.String key) Return an enumeration of headers matching a key.
int	getHeaderSize() Returns the number of headers.
CharSegment	getHeaderValue(int index) Returns the header value
protected java.lang.CharSequence	getHost() Returns the virtual host of the request
java.lang.String	getMethod() Returns the HTTP method (GET, POST, HEAD, etc.)
CharSegment	getMethodBuffer() Returns a buffer containing the request method.
java.lang.String	getProtocol() Returns the protocol.
CharSegment	getProtocolBuffer() Returns a char segment containing the protocol.
ReadStream	getRawInput() Returns the raw input stream.
byte[]	getUriBuffer() Returns the byte buffer containing the request URI
int	getUriLength() Returns the length of the request URI
boolean	handleRequest() Handles a new HTTP request.
boolean	hasRequest() Returns true if the request exists
protected void	initAttributes(HttpServletRequestImpl request) Initialize any special attributes.
boolean	initStream(ReadStream readStream, ReadStream rawRead) Returns a stream for reading POST data.
boolean	isTop() Returns true for the top-level request, but false for any include() or forward()
boolean	isWaitForRead() Return true if the request waits for a read before beginning.
void	onCloseConnection() Handles a close event when the connection is closed.
void	setHeader(java.lang.String key, java.lang.String value) Adds a new header.
protected void	skip()
SocketLinkDuplexController	startDuplex(SocketLinkDuplexListener handler) Upgrade to duplex
protected void	startRequest() Clear the request variables in preparation for a new request.
java.lang.String	toString()

Methods inherited from class com.caucho.server.http.AbstractHttpRequest

addHeaderInt, allocateHttpBufferStore, buildInvocation, cleanup, clearRequest, clientDisconnect, finishInvocation, getAbstractHttpResponse, getAvailable, getBufferAvailable, getCharacterEncoding, getCharBuffer, getConnection, getConnectionId, getContentLength, getContentType, getContentTypeBuffer, getCookies, getDateHeader, getErrorManager, getForm, getFormParser, getForwardedHostHeader, getHostHeader, getHttpBufferStore, getInputStream, getIntHeader, getInvocation, getInvocationServer, getLocale, getLocales, getLocalHost, getLocalPort, getLongContentLength, getProtocolRequestURL, getRawRead, getRawReadBuffer, getRawWrite, getReader, getReadStream, getRemoteAddr, getRemoteHost, getRemotePort, getRequestFacade, getRequestURI, getRequestURL, getResponse, getResponseFacade, getScheme, getServer, getServerName, getServerPort, getSmallHeaderBuffer, getSmallHeaderKeys, getSmallHeaderValues, getSmallUriBuffer, getStartTime, getStream, getStream, getTcpSocketLink, getUserPrincipal, getWebApp, handleConnectionClose, handleResume, init, isCometActive, isConnectionClosed, isDuplex, isIgnoreClientDisconnect, isKeepalive, isSecure, isSuspend, isTransportSecure, isUserInRole, killKeepalive, onAttachThread, onDetachThread, onStartConnection, printRemoteAddr, restartServer, runAs, sendRequestError, setCharacterEncoding, setContentLength, shutdown, startInvocation

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.caucho.network.listen.ProtocolConnection

getProtocolRequestURL, handleResume, init, onAttachThread, onDetachThread, onStartConnection

Field Detail

HTTP_0_9

public static final int HTTP_0_9

See Also:

Constant Field Values

HTTP_1_0

public static final int HTTP_1_0

See Also:

Constant Field Values

HTTP_1_1

public static final int HTTP_1_1

See Also:

Constant Field Values

Constructor Detail

HttpRequest

public HttpRequest(ServletService server,
                   SocketLink conn)

Creates a new HttpRequest. New connections reuse the request.

Parameters:

server - the owning server.

Method Detail

createResponse

public HttpResponse createResponse()

Specified by:

createResponse in class AbstractHttpRequest

isWaitForRead

public final boolean isWaitForRead()

Return true if the request waits for a read before beginning.

Specified by:

isWaitForRead in interface ProtocolConnection

hasRequest

public boolean hasRequest()

Returns true if the request exists

Overrides:

hasRequest in class AbstractHttpRequest

isTop

public boolean isTop()

Returns true for the top-level request, but false for any include() or forward()

checkLogin

protected boolean checkLogin()

getMethodBuffer

public CharSegment getMethodBuffer()

Returns a buffer containing the request method.

getMethod

public java.lang.String getMethod()

Returns the HTTP method (GET, POST, HEAD, etc.)

Specified by:

getMethod in class AbstractHttpRequest

getHost

protected java.lang.CharSequence getHost()

Returns the virtual host of the request

Overrides:

getHost in class AbstractHttpRequest

getUriBuffer

public byte[] getUriBuffer()

Returns the byte buffer containing the request URI

Specified by:

getUriBuffer in class AbstractHttpRequest

getUriLength

public int getUriLength()

Returns the length of the request URI

Specified by:

getUriLength in class AbstractHttpRequest

getProtocol

public java.lang.String getProtocol()

Returns the protocol.

Specified by:

getProtocol in class AbstractHttpRequest

getProtocolBuffer

public CharSegment getProtocolBuffer()

Returns a char segment containing the protocol.

getHeader

public java.lang.String getHeader(java.lang.String key)

Returns the header.

Specified by:

getHeader in class AbstractHttpRequest

Parameters:

key - the header key

getHeaderSize

public int getHeaderSize()

Returns the number of headers.

Overrides:

getHeaderSize in class AbstractHttpRequest

getHeaderKey

public CharSegment getHeaderKey(int index)

Returns the header key

Overrides:

getHeaderKey in class AbstractHttpRequest

getHeaderValue

public CharSegment getHeaderValue(int index)

Returns the header value

Overrides:

getHeaderValue in class AbstractHttpRequest

getHeaderBuffer

public CharSegment getHeaderBuffer(char[] testBuf,
                                   int length)

Returns the matching header.

Parameters:

testBuf - header key

length - length of the key.

getHeaderBuffer

public CharSegment getHeaderBuffer(java.lang.String key)

Returns the header value for the key, returned as a CharSegment.

Overrides:

getHeaderBuffer in class AbstractHttpRequest

Parameters:

key - the header name

getHeaderBuffers

public void getHeaderBuffers(java.lang.String key,
                             java.util.ArrayList<CharSegment> values)

Fills an ArrayList with the header values matching the key.

Overrides:

getHeaderBuffers in class AbstractHttpRequest

Parameters:

values - ArrayList which will contain the maching values.

key - the header key to select.

getHeaders

public java.util.Enumeration<java.lang.String> getHeaders(java.lang.String key)

Return an enumeration of headers matching a key.

Overrides:

getHeaders in class AbstractHttpRequest

Parameters:

key - the header key to match.

Returns:

the enumeration of the headers.

getHeaderNames

public java.util.Enumeration<java.lang.String> getHeaderNames()

Returns an enumeration of all the header keys.

Specified by:

getHeaderNames in class AbstractHttpRequest

setHeader

public void setHeader(java.lang.String key,
                      java.lang.String value)

Adds a new header. Used only by the caching to simulate If-Modified-Since.

Overrides:

setHeader in class AbstractHttpRequest

Parameters:

key - the key of the new header

value - the value for the new header

initAttributes

protected void initAttributes(HttpServletRequestImpl request)

Initialize any special attributes.

Overrides:

initAttributes in class AbstractHttpRequest

findSessionIdFromConnection

public java.lang.String findSessionIdFromConnection()

For SSL connections, use the SSL identifier.

Overrides:

findSessionIdFromConnection in class AbstractHttpRequest

initStream

public boolean initStream(ReadStream readStream,
                          ReadStream rawRead)
                   throws java.io.IOException

Returns a stream for reading POST data.

Specified by:

initStream in class AbstractHttpRequest

Throws:

java.io.IOException

skip

protected void skip()
             throws java.io.IOException

Overrides:

skip in class AbstractHttpRequest

Throws:

java.io.IOException

getRawInput

public ReadStream getRawInput()

Returns the raw input stream.

Overrides:

getRawInput in class AbstractHttpRequest

handleRequest

public boolean handleRequest()
                      throws java.io.IOException

Handles a new HTTP request.

Note: ClientDisconnectException must be rethrown to the caller.

Specified by:

handleRequest in interface ProtocolConnection

Specified by:

handleRequest in class AbstractProtocolConnection

Returns:

true if the connection should stay open (keepalive)

Throws:

java.io.IOException

startRequest

protected void startRequest()
                     throws java.io.IOException

Clear the request variables in preparation for a new request.

Overrides:

startRequest in class AbstractHttpRequest

Parameters:

s - the read stream for the request

Throws:

java.io.IOException

extendHeaderBuffers

protected void extendHeaderBuffers()
                            throws java.io.IOException

Throws:

java.io.IOException

onCloseConnection

public void onCloseConnection()

Description copied from class: AbstractProtocolConnection

Handles a close event when the connection is closed.

Specified by:

onCloseConnection in interface ProtocolConnection

Overrides:

onCloseConnection in class AbstractHttpRequest

startDuplex

public SocketLinkDuplexController startDuplex(SocketLinkDuplexListener handler)

Upgrade to duplex

Overrides:

startDuplex in class AbstractHttpRequest

finishRequest

public void finishRequest()
                   throws java.io.IOException

Cleans up at the end of the invocation

Overrides:

finishRequest in class AbstractHttpRequest

Throws:

java.io.IOException

dbgId

protected java.lang.String dbgId()

Overrides:

dbgId in class AbstractHttpRequest

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object