The main methods of the Java Request object:

Tag:length   parameter    Information    request Object    create    val    Data     Services     coding    

SetAttribute (String name,object): Sets the parameter value of the request named Name
GetAttribute (string name): Returns the property value specified by name
Getattributenames (): Returns a collection of names for all properties of the request object, resulting in an instance of enumeration
GetCookies (): Returns all cookie objects for the client, resulting in an array of cookies
Getcharacterencoding (): Returns the character encoding in the request
Getcontentlength (): Returns the length of the requested body
GetHeader (String name) : Gets the header information for the HTTP protocol definition
Getheaders (String name): Returns all values of the request header for the specified name, resulting in an instance of an enumeration
Getheadernames () : Returns the name of the request header, which results in an instance of enumeration
getInputStream (): Returns the requested input stream for obtaining data in the request
GetMethod (): A way to get the client to send data to the server
GetParameter (String name): Gets the parameter value that the client sends to the server side with name specified
Getparameternames (): Gets the name of all parameters that the client sends to the server side, and the result is an instance of the enumeration
Getparametervalues (String name): Gets all values for the parameter specified by name
Getprotocol (): Get the Protocol name by which the client transmits data to the server
GetQueryString () : Get query string
Getrequesturi (): Gets the client address of the issuing request string
Getremoteaddr (): Gets the IP address of the client
Getremotehost (): Gets the name of the client
GetSession ([Boolean create]): Returns and requests related session
getServerName (): Gets the name of the server
Getservletpath (): Gets the path of the script file requested by the client
Getserverport (): Gets the port number of the server

The main method of the

Java Request object: