io
Class HttpHandler

java.lang.Object
  io.HttpHandler

All Implemented Interfaces:

java.lang.Runnable

public class HttpHandler
extends java.lang.Object
implements java.lang.Runnable

A class, implemented as a Thread, for dealing with HTTP requests.
The class can be used in two ways:

• calling an URL asynchronously not waiting for any response
• using the static method getResponseFromURL(url) to get the response converted to a string from the given url

Author:

Peter Hlavac

Constructor Summary

HttpHandler(java.lang.String strUrl)
Creates a thread for calling an URL asynchronously.

Method Summary

static byte[]	getByteArrayFromURL(java.lang.String url) Returns the stream from a successfull HTTP request
static java.lang.String	getResponseFromURL(java.lang.String url) Returns the response from a successfull HTTP request as a string
void	run() This method sends an asynchronous HTTP GET request to the url, that was set in the constructor.

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpHandler

public HttpHandler(java.lang.String strUrl)

Creates a thread for calling an URL asynchronously.

Parameters:

strUrl - the URL to send the HTTP request

Method Detail

run

public void run()

This method sends an asynchronous HTTP GET request to the url, that was set in the constructor.

Specified by:

run in interface java.lang.Runnable

getResponseFromURL

public static java.lang.String getResponseFromURL(java.lang.String url)
                                           throws java.io.IOException

Returns the response from a successfull HTTP request as a string

Parameters:

url - the url where to get the response from

Returns:

the response from the given url converted to a string

Throws:

java.io.IOException - thrown if resource is not found

getByteArrayFromURL

public static byte[] getByteArrayFromURL(java.lang.String url)
                                  throws java.io.IOException

Returns the stream from a successfull HTTP request

Parameters:

url - the url where to get the response from

Returns:

the response stream from the given url converted to a string

Throws:

java.io.IOException - thrown if resource is not found