java.lang.Object
- org.eclipse.jgit.util.HttpSupport

```
public class HttpSupport
extends Object
```
Extra utilities to support usage of HTTP.

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`ENCODING_GZIP`	The `gzip` encoding value for `HDR_ACCEPT_ENCODING`.
`static String`	`HDR_ACCEPT`	The `Accept` header.
`static String`	`HDR_ACCEPT_ENCODING`	The `Accept-Encoding` header.
`static String`	`HDR_ACCEPT_RANGES`	The `Accept-Ranges` header.
`static String`	`HDR_AUTHORIZATION`	The `Authorization` header.
`static String`	`HDR_CACHE_CONTROL`	The `Cache-Control` header.
`static String`	`HDR_CONTENT_ENCODING`	The `Content-Encoding` header.
`static String`	`HDR_CONTENT_LENGTH`	The `Content-Length` header.
`static String`	`HDR_CONTENT_RANGE`	The `Content-Range` header.
`static String`	`HDR_CONTENT_TYPE`	The `Content-Type` header.
`static String`	`HDR_DATE`	The `Date` header.
`static String`	`HDR_ETAG`	The `ETag` header.
`static String`	`HDR_EXPIRES`	The `Expires` header.
`static String`	`HDR_IF_MODIFIED_SINCE`	The `If-Modified-Since` header.
`static String`	`HDR_IF_NONE_MATCH`	The `If-None-Match` header.
`static String`	`HDR_IF_RANGE`	The `If-Range` header.
`static String`	`HDR_LAST_MODIFIED`	The `Last-Modified` header.
`static String`	`HDR_PRAGMA`	The `Pragma` header.
`static String`	`HDR_RANGE`	The `Range` header.
`static String`	`HDR_USER_AGENT`	The `User-Agent` header.
`static String`	`HDR_WWW_AUTHENTICATE`	The `WWW-Authenticate` header.
`static String`	`METHOD_GET`	The `GET` HTTP method.
`static String`	`METHOD_POST`	The `POST` HTTP method.
`static String`	`TEXT_PLAIN`	The standard `text/plain` MIME type.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`encode(StringBuilder urlstr, String key)`	URL encode a value string into an output buffer.
`static Proxy`	`proxyFor(ProxySelector proxySelector, URL u)`	Determine the proxy server (if any) needed to obtain a URL.
`static int`	`response(HttpURLConnection c)`	Get the HTTP response code from the request.
`static int`	`response(HttpConnection c)`	Get the HTTP response code from the request.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - METHOD_GET
```
public static final String METHOD_GET
```
    The GET HTTP method.
    
    See Also:
    
    Constant Field Values
  - METHOD_POST
```
public static final String METHOD_POST
```
    The POST HTTP method.
    
    See Also:
    
    Constant Field Values
  - HDR_CACHE_CONTROL
```
public static final String HDR_CACHE_CONTROL
```
    The Cache-Control header.
    
    See Also:
    
    Constant Field Values
  - HDR_PRAGMA
```
public static final String HDR_PRAGMA
```
    The Pragma header.
    
    See Also:
    
    Constant Field Values
  - HDR_USER_AGENT
```
public static final String HDR_USER_AGENT
```
    The User-Agent header.
    
    See Also:
    
    Constant Field Values
  - HDR_DATE
```
public static final String HDR_DATE
```
    The Date header.
    
    See Also:
    
    Constant Field Values
  - HDR_EXPIRES
```
public static final String HDR_EXPIRES
```
    The Expires header.
    
    See Also:
    
    Constant Field Values
  - HDR_ETAG
```
public static final String HDR_ETAG
```
    The ETag header.
    
    See Also:
    
    Constant Field Values
  - HDR_IF_NONE_MATCH
```
public static final String HDR_IF_NONE_MATCH
```
    The If-None-Match header.
    
    See Also:
    
    Constant Field Values
  - HDR_LAST_MODIFIED
```
public static final String HDR_LAST_MODIFIED
```
    The Last-Modified header.
    
    See Also:
    
    Constant Field Values
  - HDR_IF_MODIFIED_SINCE
```
public static final String HDR_IF_MODIFIED_SINCE
```
    The If-Modified-Since header.
    
    See Also:
    
    Constant Field Values
  - HDR_ACCEPT
```
public static final String HDR_ACCEPT
```
    The Accept header.
    
    See Also:
    
    Constant Field Values
  - HDR_CONTENT_TYPE
```
public static final String HDR_CONTENT_TYPE
```
    The Content-Type header.
    
    See Also:
    
    Constant Field Values
  - HDR_CONTENT_LENGTH
```
public static final String HDR_CONTENT_LENGTH
```
    The Content-Length header.
    
    See Also:
    
    Constant Field Values
  - HDR_CONTENT_ENCODING
```
public static final String HDR_CONTENT_ENCODING
```
    The Content-Encoding header.
    
    See Also:
    
    Constant Field Values
  - HDR_CONTENT_RANGE
```
public static final String HDR_CONTENT_RANGE
```
    The Content-Range header.
    
    See Also:
    
    Constant Field Values
  - HDR_ACCEPT_RANGES
```
public static final String HDR_ACCEPT_RANGES
```
    The Accept-Ranges header.
    
    See Also:
    
    Constant Field Values
  - HDR_IF_RANGE
```
public static final String HDR_IF_RANGE
```
    The If-Range header.
    
    See Also:
    
    Constant Field Values
  - HDR_RANGE
```
public static final String HDR_RANGE
```
    The Range header.
    
    See Also:
    
    Constant Field Values
  - HDR_ACCEPT_ENCODING
```
public static final String HDR_ACCEPT_ENCODING
```
    The Accept-Encoding header.
    
    See Also:
    
    Constant Field Values
  - ENCODING_GZIP
```
public static final String ENCODING_GZIP
```
    The gzip encoding value for HDR_ACCEPT_ENCODING.
    
    See Also:
    
    Constant Field Values
  - TEXT_PLAIN
```
public static final String TEXT_PLAIN
```
    The standard text/plain MIME type.
    
    See Also:
    
    Constant Field Values
  - HDR_AUTHORIZATION
```
public static final String HDR_AUTHORIZATION
```
    The Authorization header.
    
    See Also:
    
    Constant Field Values
  - HDR_WWW_AUTHENTICATE
```
public static final String HDR_WWW_AUTHENTICATE
```
    The WWW-Authenticate header.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - encode
```
public static void encode(StringBuilder urlstr,
                          String key)
```
    URL encode a value string into an output buffer.
    
    Parameters:
    
    urlstr - the output buffer.
    
    key - value which must be encoded to protected special characters.
  - response
```
public static int response(HttpConnection c)
                    throws IOException
```
    Get the HTTP response code from the request.
    Roughly the same as c.getResponseCode() but the ConnectException is translated to be more understandable.
    
    Parameters:
    
    c - connection the code should be obtained from.
    
    Returns:
    
    r HTTP status code, usually 200 to indicate success. See HttpConnection for other defined constants.
    
    Throws:
    
    IOException - communications error prevented obtaining the response code.
    
    Since:
    
    3.3
  - response
```
public static int response(HttpURLConnection c)
                    throws IOException
```
    Get the HTTP response code from the request.
    Roughly the same as c.getResponseCode() but the ConnectException is translated to be more understandable.
    
    Parameters:
    
    c - connection the code should be obtained from.
    
    Returns:
    
    r HTTP status code, usually 200 to indicate success. See HttpConnection for other defined constants.
    
    Throws:
    
    IOException - communications error prevented obtaining the response code.
  - proxyFor
```
public static Proxy proxyFor(ProxySelector proxySelector,
                             URL u)
                      throws ConnectException
```
    Determine the proxy server (if any) needed to obtain a URL.
    
    Parameters:
    
    proxySelector - proxy support for the caller.
    
    u - location of the server caller wants to talk to.
    
    Returns:
    
    proxy to communicate with the supplied URL.
    
    Throws:
    
    ConnectException - the proxy could not be computed as the supplied URL could not be read. This failure should never occur.

Class HttpSupport

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

METHOD_GET

METHOD_POST

HDR_CACHE_CONTROL

HDR_PRAGMA

HDR_USER_AGENT

HDR_DATE

HDR_EXPIRES

HDR_ETAG

HDR_IF_NONE_MATCH

HDR_LAST_MODIFIED

HDR_IF_MODIFIED_SINCE

HDR_ACCEPT

HDR_CONTENT_TYPE

HDR_CONTENT_LENGTH

HDR_CONTENT_ENCODING

HDR_CONTENT_RANGE

HDR_ACCEPT_RANGES

HDR_IF_RANGE

HDR_RANGE

HDR_ACCEPT_ENCODING

ENCODING_GZIP

TEXT_PLAIN

HDR_AUTHORIZATION

HDR_WWW_AUTHENTICATE

Method Detail

encode

response

response

proxyFor