uk.ac.ed.epcc.webapp.http

Class DefaultHttpService

java.lang.Object

uk.ac.ed.epcc.webapp.AbstractContexed

uk.ac.ed.epcc.webapp.http.DefaultHttpService

All Implemented Interfaces:

AppContextCleanup, AppContextService<HttpService>, Contexed, HttpService

public class DefaultHttpService
extends AbstractContexed
implements AppContextService<HttpService>, HttpService

A simple HttpService This uses the most basic functionality provided in the base java classes and requires no new dependencies. More advanced implementations using dedicated client libraries can be substituted if these are not sufficient

Field Summary

Fields inherited from class uk.ac.ed.epcc.webapp.AbstractContexed

conn

Constructor Summary

Constructors

Constructor and Description
DefaultHttpService(AppContext conn)

Method Summary

Modifier and Type	Method and Description
void	cleanup() AppContext is being closed.
protected java.net.HttpURLConnection	connect(java.net.URL url) extension point to allow mock insertion
MimeStreamData	fetch(java.net.URL url, java.util.Map<java.lang.String,java.lang.String> props) fetch data from a URL
MimeStreamData	post(java.net.URL url, java.util.Map<java.lang.String,java.lang.String> props, MimeStreamData input) post data to a URL This is intended to post a single object rather than encoded form data.

Methods inherited from class uk.ac.ed.epcc.webapp.AbstractContexed

getContext, getLogger, resetLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface uk.ac.ed.epcc.webapp.http.HttpService

addBasicAuth, getType

Constructor Detail

DefaultHttpService

public DefaultHttpService(AppContext conn)

Method Detail

cleanup

public void cleanup()

Description copied from interface: AppContextCleanup

AppContext is being closed. Only use this for cleanup that can't be handled by normal garbage collection or for state which is never returned by reference.

Specified by:

cleanup in interface AppContextCleanup

fetch

public MimeStreamData fetch(java.net.URL url,
                            java.util.Map<java.lang.String,java.lang.String> props)
                     throws HttpException

Description copied from interface: HttpService

fetch data from a URL

Specified by:

fetch in interface HttpService

Parameters:

url - URL to fetch from

props - additional request headers to set

Returns:

MimeStreamData

Throws:

HttpException

connect

protected java.net.HttpURLConnection connect(java.net.URL url)
                                      throws java.io.IOException

extension point to allow mock insertion

Parameters:

url -

Returns:

Throws:

java.io.IOException

post

public MimeStreamData post(java.net.URL url,
                           java.util.Map<java.lang.String,java.lang.String> props,
                           MimeStreamData input)
                    throws HttpException

Description copied from interface: HttpService

post data to a URL This is intended to post a single object rather than encoded form data.

Specified by:

post in interface HttpService

Parameters:

url - URL to post to

props - additional request headers to set

input - MimeStreamData to post

Returns:

MimeStreamData

Throws:

HttpException