HttpSupport (JGit - Core 5.4.3.201909031940-r API)

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 and Description
`static String`	`ENCODING_GZIP` The `gzip` encoding value for `HDR_ACCEPT_ENCODING`.
`static String`	`ENCODING_X_GZIP` The `x-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_COOKIE` The `Cookie` 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_LOCATION` The `Location` header.
`static String`	`HDR_PRAGMA` The `Pragma` header.
`static String`	`HDR_RANGE` The `Range` header.
`static String`	`HDR_SERVER` The `Server` header.
`static String`	`HDR_SET_COOKIE` The `Set-Cookie` header.
`static String`	`HDR_SET_COOKIE2` The `Set-Cookie2` 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_HEAD` The `HEAD` HTTP method.
`static String`	`METHOD_POST` The `POST` HTTP method.
`static String`	`METHOD_PUT` 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 and Description
`static void`	`disableSslVerify(HttpConnection conn)` Disable SSL and hostname verification for given HTTP connection
`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(HttpConnection c)` Get the HTTP response code from the request.
`static int`	`response(HttpURLConnection c)` Get the HTTP response code from the request.
`static String`	`responseHeader(HttpConnection c, String headerName)` Extract a HTTP header from the response.

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_HEAD
```
public static final String METHOD_HEAD
```
    The HEAD HTTP method.
    
    Since:
    
    4.3
    
    See Also:
    
    Constant Field Values
  - METHOD_PUT
```
public static final String METHOD_PUT
```
    The POST HTTP method.
    
    Since:
    
    4.3
    
    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_SERVER
```
public static final String HDR_SERVER
```
    The Server header.
    
    Since:
    
    4.0
    
    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
  - HDR_LOCATION
```
public static final String HDR_LOCATION
```
    The Location header.
    
    Since:
    
    4.7
    
    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
  - ENCODING_X_GZIP
```
public static final String ENCODING_X_GZIP
```
    The x-gzip encoding value for HDR_ACCEPT_ENCODING.
    
    Since:
    
    4.6
    
    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
  - HDR_COOKIE
```
public static final String HDR_COOKIE
```
    The Cookie header.
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - HDR_SET_COOKIE
```
public static final String HDR_SET_COOKIE
```
    The Set-Cookie header.
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - HDR_SET_COOKIE2
```
public static final String HDR_SET_COOKIE2
```
    The Set-Cookie2 header.
    
    Since:
    
    5.4
    
    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.
  - responseHeader
```
public static String responseHeader(HttpConnection c,
                                    String headerName)
                             throws IOException
```
    Extract a HTTP header from the response.
    
    Parameters:
    
    c - connection the header should be obtained from.
    
    headerName - the header name
    
    Returns:
    
    the header value
    
    Throws:
    
    IOException - communications error prevented obtaining the header.
    
    Since:
    
    4.7
  - 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.
  - disableSslVerify
```
public static void disableSslVerify(HttpConnection conn)
                             throws IOException
```
    Disable SSL and hostname verification for given HTTP connection
    
    Parameters:
    
    conn - a HttpConnection object.
    
    Throws:
    
    IOException
    
    Since:
    
    4.3

Class HttpSupport

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

METHOD_GET

METHOD_HEAD

METHOD_PUT

METHOD_POST

HDR_CACHE_CONTROL

HDR_PRAGMA

HDR_USER_AGENT

HDR_SERVER

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

HDR_LOCATION

ENCODING_GZIP

ENCODING_X_GZIP

TEXT_PLAIN

HDR_AUTHORIZATION

HDR_WWW_AUTHENTICATE

HDR_COOKIE

HDR_SET_COOKIE

HDR_SET_COOKIE2

Method Detail

encode

response

response

responseHeader

proxyFor

disableSslVerify