java中的接口是类吗
274
2023-01-17
本文目录一览:
什么测试工具可以压力测试HTTPS POST的
<?php defined('SYSPATH') or die('No direct script access.');
/**
* Provides http server communications options using [Stream]
* Mainly used to communiated with http
* Add Support HTTP/1.1 by Default
* Only Support Connection Close Mode
*
* @author anthony
*/
class Http {
/**
* @var array default header options
*/
public static $default_options = array (
'User-Agent'= 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.94 Safari/537.4',
'Connection'= 'Close' //Need to close the request every time for HTTP 1.1
);
/**
* return Array lines of headers
* Overwrite by $options
*
* @param Array $options, key value pairs of Header options
*
* @return Array,Array line of headers
*/
private static function getHeaders($options){
if ($options === NULL) {
// Use default options
$options = self::$default_options;
} else {
//Merge the $options with $default_options, if the value set in $options,
//Value in $default_options will be overwrite
$options =$options + self::$default_options ;
}
$headers = array();
foreach($options as $k=$v){
$headers[] = $k.': '.$v;
}
return $headers;
}
/**
* Returns the output of a http URL.
* may be used.
*
* @param string http base URL or FULL url
* @param array Header options
* @param array $data Get Param
* @param array $reponse header, if Assigned,the response header will be populated
*
* @return string, Raw String of Http body
*/
public static function get($url, array $options = NULL,$data = NULL,$response_header = NULL) {
$headers = self::getHeaders($options);
$params = array('http' = array(
'method' = 'GET',
//Defautl HTTP 1.1 and with Connection Close
'protocol_version'='1.1'
));
if ($options!== null) {
$params['http']['header'] = $headers;
}
if($data){
$url .= '?'.http_build_query($data);
}
$ctx = stream_context_create($params);
$fp = fopen($url, 'rb', false, $ctx);
if (!$fp) {
throw new Exception("Connection failed: $url");
}
if($response_header !== NULL){
$response_header = stream_get_meta_data($fp);
}
$response = stream_get_contents($fp);
if ($response === false) {
throw new Exception("Reading data Failed: $url");
}
fclose($fp);
return $response;
}
/**
* Post with request options and data
*
* @param String url, FULL url
* @param Array $options , key=value pairs array
* @param Array $data ,Post Data pairs
* @param array $reponse header, if Assigned,the response header will be populated
*
* @return string, Raw String of Http body
*/
public static function post($url, $options = null,$data=NULL,$response_header = NULL) {
//Restricted the Form formate
if(is_array($data)){
$data = http_build_query($data);
}
$options['Content-type'] = 'application/x-www-form-urlencoded';
$options['Content-Length'] = strlen($data);
$params = array('http' = array(
'method' = 'POST',
'content' = $data
));
$headers = self::getHeaders($options);
$params['http']['header'] = $headers;
$ctx = stream_context_create($params);
$fp = fopen($url, 'rb', false, $ctx);
if (!$fp) {
throw new Exception("Connection Failed: $url ");
}
if($response_header !== NULL){
$response_header = stream_get_meta_data($fp);
}
$response = stream_get_contents($fp);
if ($response === false) {
throw new Exception("Reading data failed: $url");
}
fclose($fp);
return $response;
}
/**
* Inflate zipped content
*
* @param String $_content, gzipped content
*
* @return String, Inflated content
*/
public static function inflate($_content){
//deflate add 10 charaters before inflate format and 8 charaters checksum append
//gzdecode is not availible for ALL PHP even gzencode is avalible
$_content = substr($_content, 10,-8);
return gzinflate($_content);
}
/**
* Check if the reponse content is zipped from response header
*
* @param Array $_response_header, Response header captured from get/post
*
* @return Boolean, True for zipped contented
*/
public static function isZipped($_response_header){
if (preg_grep('/^Content-Encoding:\s*gzip/',$_response_header['wrapper_data'])){
return TRUE;
}else{
return False;
}
}
} // End http
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