com.sapportals.portal.ivs.http

Interface IHttpClient

public interface IHttpClient

Title: iViewSever for SAP v6.0 - System Landscape Description: Copyright: Copyright (c) 2002 Company: SAP Ra'anana Israel

Method Summary

Modifier and Type	Method and Description
void	addPostData(String postData) TODO documentation
void	disconnect() Dissconnect the connection
String	getCookie() TODO documentation
URL	getCurrentURL() Return the url the HttpClient object last retreived.
String	getHeaderFieldKey(int pos) after the send() method was called , use this method to get the HTTP header name by specifying the header position.
String	getResponseBody() after the send() method was called , use this method to get the HTTP response body text that was returned by the HTTP remote server.
String	getResponseHeader(int pos) after the send() method was called , use this method to get the HTTP header value by specifying the header position.
String	getResponseHeader(String headerName) after the send() method was called , use this method to get the HTTP header value by specifying the header name returned by the remote HTTP server.
List	getResponseHeaders() Return all the headers value in a list of String objects
InputStream	getResponseInputStream() return the entire server response in an InputStream.
int	getStatusCode() after the send() method was called , use this method to get the HTTP status code returned by the remote HTTP server.
String	getStatusMessage() after the send() method was called , use this method to get the HTTP status message returned by the remote HTTP server.
void	openConnection(String method, String url) Opens a HTTP connection to a remote server
void	openConnection(String method, String url, String username, String password) Opens a HTTP connection to a remote server using basic authintication
void	putBaseHerf(boolean set) Put the base href according the URL
int	send() send the request to the remote server.
void	setCookie(String cookie) TODO documentation
void	setFollowRedirects(boolean set) TODO documentation
void	setPassword(String password) Set the password to use in the next request for basic authintication.
void	setProxyServer(String proxyServer, int port) Set the proxy server and port to use if there is one.
void	setRequestProperty(String headerName, String headerValue) Set the request header of a request, if the header already exists the value given overrides the old value.
void	setUsername(String user) Set the username to use in the next request for basic authintication.

Method Detail

openConnection

void openConnection(String method,
                    String url)
             throws NullPointerException,
                    IOException

Opens a HTTP connection to a remote server

Parameters:

method - the method to use in the url request. (GET,POST,PUT etc)

url - the url to use in the HTTP request

Throws:

NullPointerException - if an null argument was sent

IOException - if the OpenConnection method failed.

disconnect

void disconnect()

Dissconnect the connection

openConnection

void openConnection(String method,
                    String url,
                    String username,
                    String password)
             throws NullPointerException,
                    IOException

Opens a HTTP connection to a remote server using basic authintication

Parameters:

method - the method to use in the url request. (GET,POST,PUT etc)

url - the url to use in the HTTP request

username - username to use in the request

password - password to use in the request

Throws:

NullPointerException - if an null argument was sent

IOException - if the OpenConnection method failed.

setRequestProperty

void setRequestProperty(String headerName,
                        String headerValue)
                 throws HttpClientException

Set the request header of a request, if the header already exists the value given overrides the old value.

Parameters:

headerName - header name to add to the HTTP request headers

headerValue - header value to use with the header.

Throws:

HttpClientException

send

int send()
  throws IOException,
         HttpClientException

send the request to the remote server. this method should be used only after openConnection(java.lang.String, java.lang.String) method was called. Returns the status code of the http connection response.

Throws:

IOException

HttpClientException

getStatusCode

int getStatusCode()
           throws IOException,
                  HttpClientException

after the send() method was called , use this method to get the HTTP status code returned by the remote HTTP server.

Returns:

integer value of the status code

Throws:

IOException

HttpClientException

getStatusMessage

String getStatusMessage()
                 throws IOException,
                        HttpClientException

after the send() method was called , use this method to get the HTTP status message returned by the remote HTTP server.

Returns:

String representation of the status code message

Throws:

IOException

HttpClientException

getResponseHeader

String getResponseHeader(String headerName)
                  throws IOException,
                         HttpClientException

after the send() method was called , use this method to get the HTTP header value by specifying the header name returned by the remote HTTP server.

Parameters:

headerName - header name that we wish to get the value from

Returns:

the value of the specified header.

Throws:

IOException

HttpClientException

getResponseHeader

String getResponseHeader(int pos)
                  throws IOException,
                         HttpClientException

after the send() method was called , use this method to get the HTTP header value by specifying the header position.

Parameters:

pos - header position in the list of headers that were returned by the remote server

Returns:

the value of the specified header by it's position.

Throws:

IOException

HttpClientException

getHeaderFieldKey

String getHeaderFieldKey(int pos)
                  throws IOException,
                         HttpClientException

after the send() method was called , use this method to get the HTTP header name by specifying the header position.

Parameters:

pos - header position in the list of headers that were returned by the remote server

Returns:

the Name of the header according to it's postion.

Throws:

IOException

HttpClientException

getResponseBody

String getResponseBody()
                throws IOException

after the send() method was called , use this method to get the HTTP response body text that was returned by the HTTP remote server.

Returns:

the body text of the response.

Throws:

IOException

getResponseInputStream

InputStream getResponseInputStream()
                            throws IOException,
                                   HttpClientException

return the entire server response in an InputStream.

Returns:

InputStream of the Entire response.

Throws:

IOException

HttpClientException

setUsername

void setUsername(String user)

Set the username to use in the next request for basic authintication.

Parameters:

user - username to set.

setPassword

void setPassword(String password)

Set the password to use in the next request for basic authintication.

Parameters:

password - username to set.

setProxyServer

void setProxyServer(String proxyServer,
                    int port)
             throws NullPointerException,
                    IndexOutOfBoundsException

Set the proxy server and port to use if there is one.

Parameters:

proxyServer - - the name or IP address of the proxy server to use

port - - the port to connect to the proxy server.

Throws:

NullPointerException - thrown if a null reference is sent

IndexOutOfBoundsException

getResponseHeaders

List getResponseHeaders()
                 throws HttpClientException

Return all the headers value in a list of String objects

Returns:

List of String objects

Throws:

HttpClientException

getCurrentURL

URL getCurrentURL()
           throws HttpClientException

Return the url the HttpClient object last retreived.

Throws:

HttpClientException

getCookie

String getCookie()

TODO documentation

Returns:

String

setCookie

void setCookie(String cookie)

TODO documentation

Parameters:

cookie -

setFollowRedirects

void setFollowRedirects(boolean set)

TODO documentation

Parameters:

set -

addPostData

void addPostData(String postData)

TODO documentation

Parameters:

postData -

putBaseHerf

void putBaseHerf(boolean set)

Put the base href according the URL

Parameters:

set -