vodserver.util

Class HttpUtil

java.lang.Object

vodserver.util.HttpUtil

public class HttpUtil
extends Object

This class provides several utility methods for working with HTTP-related functionality. For example, it has some utility methods for working with URL's, and utility methods for retrieving content from websites.

Author:

Ruud Senden

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HttpUtil.HttpResponse Class used for holding response data

Constructor Summary

Constructors

Constructor and Description
HttpUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static HttpUtil.HttpResponse	executeGet(String url, Map<String,String> headers) Execute an HTTP GET request to the given url, using the request headers as specified by the headers parameter.
static HttpUtil.HttpResponse	executeGet(String url, String headerPrefix, Map<String,String> params) Execute an HTTP GET request to the given url.
static HttpUtil.HttpResponse	executePost(String url, Map<String,String> headers, Map<String,String> formData, String charset) Execute an HTTP POST request to the given url, using the request headers as specified by the headers parameter.
static HttpUtil.HttpResponse	executePost(String url, Map<String,String> headers, String postData, String mimeType, String charset) Execute an HTTP POST request to the given url, using the request headers as specified by the headers parameter.
static HttpUtil.HttpResponse	executePost(String url, String headerPrefix, Map<String,String> params, Map<String,String> formData, String charset) Execute an HTTP POST request to the given url.
static HttpUtil.HttpResponse	executePost(String url, String headerPrefix, Map<String,String> params, String postData, String mimeType, String charset) Execute an HTTP POST request to the given url.
static String	getAbsoluteUrl(String baseUrlStr, String urlStr) Get the absolute url for the given urlStr, using the baseUrlStr if the given urlStr contains a relative URL.
static List<org.apache.http.NameValuePair>	getNameValuePairs(Map<String,String> data) Get a list of NameValuePair objects based on the entries contained in the given data map.

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpUtil

public HttpUtil()

Method Detail

getAbsoluteUrl

public static final String getAbsoluteUrl(String baseUrlStr,
                    String urlStr)
                                   throws MalformedURLException

Get the absolute url for the given urlStr, using the baseUrlStr if the given urlStr contains a relative URL. This will basically check whether the given urlStr is already an absolute URL; if so it will be returned as-is, otherwise the absolute URL is determined based on the given baseUrlStr.

Parameters:

baseUrlStr -

urlStr -

Returns:

Throws:

MalformedURLException

executeGet

public static final HttpUtil.HttpResponse executeGet(String url,
                               Map<String,String> headers)

Execute an HTTP GET request to the given url, using the request headers as specified by the headers parameter. This method will return the contents for the given URL, and some other information like the response headers.

Parameters:

url -

headers -

Returns:

executeGet

public static final HttpUtil.HttpResponse executeGet(String url,
                               String headerPrefix,
                               Map<String,String> params)

Execute an HTTP GET request to the given url. The headers to use will be looked up in the given parameters map, using the given headerPrefix. For example, if headerPrefix is configured as 'myHeader', and map entries 'myHeader.Content-Type' and 'myHeader.Referer' are defined, then the Content-Type and Referer headers will be added to the request.

Parameters:

url -

headerPrefix -

params -

Returns:

executePost

public static final HttpUtil.HttpResponse executePost(String url,
                                Map<String,String> headers,
                                String postData,
                                String mimeType,
                                String charset)

Execute an HTTP POST request to the given url, using the request headers as specified by the headers parameter. The POST data is taken from the postData parameter, and this method will return the contents for the given URL and some other information like the response headers.

Parameters:

url -

headers -

postData -

mimeType -

charset -

Returns:

executePost

public static final HttpUtil.HttpResponse executePost(String url,
                                String headerPrefix,
                                Map<String,String> params,
                                String postData,
                                String mimeType,
                                String charset)

Execute an HTTP POST request to the given url. The headers to use will be looked up in the given parameters map, using the given headerPrefix. For example, if headerPrefix is configured as 'myHeader', and map entries 'myHeader.Content-Type' and 'myHeader.Referer' are defined, then the Content-Type and Referer headers will be added to the request. The POST data is taken from the postData parameter, and this method will return the contents for the given URL and some other information like the response headers.

Parameters:

url -

headerPrefix -

params -

postData -

mimeType -

charset -

Returns:

executePost

public static final HttpUtil.HttpResponse executePost(String url,
                                Map<String,String> headers,
                                Map<String,String> formData,
                                String charset)
                                               throws UnsupportedEncodingException

Execute an HTTP POST request to the given url, using the request headers as specified by the headers parameter. The POST data is taken from the formData parameter, which is a map containing form element names and their values. This method will return the contents for the given URL and some other information like the response headers.

Parameters:

url -

headers -

formData -

charset -

Returns:

Throws:

UnsupportedEncodingException

executePost

public static final HttpUtil.HttpResponse executePost(String url,
                                String headerPrefix,
                                Map<String,String> params,
                                Map<String,String> formData,
                                String charset)
                                               throws UnsupportedEncodingException

Execute an HTTP POST request to the given url. The headers to use will be looked up in the given parameters map, using the given headerPrefix. For example, if headerPrefix is configured as 'myHeader', and map entries 'myHeader.Content-Type' and 'myHeader.Referer' are defined, then the Content-Type and Referer headers will be added to the request. The POST data is taken from the formData parameter, which is a map containing form element names and their values. This method will return the contents for the given URL and some other information like the response headers.

Parameters:

url -

headerPrefix -

params -

formData -

charset -

Returns:

Throws:

UnsupportedEncodingException

getNameValuePairs

public static final List<org.apache.http.NameValuePair> getNameValuePairs(Map<String,String> data)

Get a list of NameValuePair objects based on the entries contained in the given data map.

Parameters:

data -

Returns: