java.lang.Object
- org.apache.http.protocol.HTTP

```
public final class HTTP
extends Object
```
Constants and static helpers related to the HTTP protocol.

Since:

4.0

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`ASCII`	Deprecated. (4.2)
`static String`	`CHARSET_PARAM`	Deprecated. (4.2)
`static String`	`CHUNK_CODING`	Transfer encoding definitions
`static String`	`CONN_CLOSE`	HTTP connection control
`static String`	`CONN_DIRECTIVE`
`static String`	`CONN_KEEP_ALIVE`
`static String`	`CONTENT_ENCODING`
`static String`	`CONTENT_LEN`
`static String`	`CONTENT_TYPE`
`static int`	`CR`
`static String`	`DATE_HEADER`
`static Charset`	`DEF_CONTENT_CHARSET`
`static Charset`	`DEF_PROTOCOL_CHARSET`
`static String`	`DEFAULT_CONTENT_CHARSET`	Deprecated. (4.2)
`static String`	`DEFAULT_CONTENT_TYPE`	Deprecated. (4.2)
`static String`	`DEFAULT_PROTOCOL_CHARSET`	Deprecated. (4.2)
`static String`	`EXPECT_CONTINUE`	HTTP expectations
`static String`	`EXPECT_DIRECTIVE`
`static int`	`HT`
`static String`	`IDENTITY_CODING`
`static String`	`ISO_8859_1`	Deprecated. (4.2)
`static int`	`LF`
`static String`	`OCTET_STREAM_TYPE`	Deprecated. (4.2)
`static String`	`PLAIN_TEXT_TYPE`	Deprecated. (4.2)
`static String`	`SERVER_HEADER`
`static int`	`SP`
`static String`	`TARGET_HOST`
`static String`	`TRANSFER_ENCODING`	HTTP header definitions
`static String`	`US_ASCII`	Deprecated. (4.2)
`static String`	`USER_AGENT`
`static String`	`UTF_16`	Deprecated. (4.2)
`static String`	`UTF_8`	Deprecated. (4.2)

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type Method Description

static boolean isWhitespace(char ch)
- Methods inherited from class java.lang.Object
  equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - CR
```
public static final int CR
```
    See Also:
    
    Constant Field Values
  - LF
```
public static final int LF
```
    See Also:
    
    Constant Field Values
  - SP
```
public static final int SP
```
    See Also:
    
    Constant Field Values
  - HT
```
public static final int HT
```
    See Also:
    
    Constant Field Values
  - TRANSFER_ENCODING
```
public static final String TRANSFER_ENCODING
```
    HTTP header definitions
    
    See Also:
    
    Constant Field Values
  - CONTENT_LEN
```
public static final String CONTENT_LEN
```
    See Also:
    
    Constant Field Values
  - CONTENT_TYPE
```
public static final String CONTENT_TYPE
```
    See Also:
    
    Constant Field Values
  - CONTENT_ENCODING
```
public static final String CONTENT_ENCODING
```
    See Also:
    
    Constant Field Values
  - EXPECT_DIRECTIVE
```
public static final String EXPECT_DIRECTIVE
```
    See Also:
    
    Constant Field Values
  - CONN_DIRECTIVE
```
public static final String CONN_DIRECTIVE
```
    See Also:
    
    Constant Field Values
  - TARGET_HOST
```
public static final String TARGET_HOST
```
    See Also:
    
    Constant Field Values
  - USER_AGENT
```
public static final String USER_AGENT
```
    See Also:
    
    Constant Field Values
  - DATE_HEADER
```
public static final String DATE_HEADER
```
    See Also:
    
    Constant Field Values
  - SERVER_HEADER
```
public static final String SERVER_HEADER
```
    See Also:
    
    Constant Field Values
  - EXPECT_CONTINUE
```
public static final String EXPECT_CONTINUE
```
    HTTP expectations
    
    See Also:
    
    Constant Field Values
  - CONN_CLOSE
```
public static final String CONN_CLOSE
```
    HTTP connection control
    
    See Also:
    
    Constant Field Values
  - CONN_KEEP_ALIVE
```
public static final String CONN_KEEP_ALIVE
```
    See Also:
    
    Constant Field Values
  - CHUNK_CODING
```
public static final String CHUNK_CODING
```
    Transfer encoding definitions
    
    See Also:
    
    Constant Field Values
  - IDENTITY_CODING
```
public static final String IDENTITY_CODING
```
    See Also:
    
    Constant Field Values
  - DEF_CONTENT_CHARSET
```
public static final Charset DEF_CONTENT_CHARSET
```
  - DEF_PROTOCOL_CHARSET
```
public static final Charset DEF_PROTOCOL_CHARSET
```
  - UTF_8
```
@Deprecated
public static final String UTF_8
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - UTF_16
```
@Deprecated
public static final String UTF_16
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - US_ASCII
```
@Deprecated
public static final String US_ASCII
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - ASCII
```
@Deprecated
public static final String ASCII
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - ISO_8859_1
```
@Deprecated
public static final String ISO_8859_1
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_CONTENT_CHARSET
```
@Deprecated
public static final String DEFAULT_CONTENT_CHARSET
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_PROTOCOL_CHARSET
```
@Deprecated
public static final String DEFAULT_PROTOCOL_CHARSET
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - OCTET_STREAM_TYPE
```
@Deprecated
public static final String OCTET_STREAM_TYPE
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - PLAIN_TEXT_TYPE
```
@Deprecated
public static final String PLAIN_TEXT_TYPE
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - CHARSET_PARAM
```
@Deprecated
public static final String CHARSET_PARAM
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
  - DEFAULT_CONTENT_TYPE
```
@Deprecated
public static final String DEFAULT_CONTENT_TYPE
```
    Deprecated.
    (4.2)
    
    See Also:
    
    Constant Field Values
- Method Detail
  - isWhitespace
```
public static boolean isWhitespace(char ch)
```

Class HTTP

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CR

LF

SP

HT

TRANSFER_ENCODING

CONTENT_LEN

CONTENT_TYPE

CONTENT_ENCODING

EXPECT_DIRECTIVE

CONN_DIRECTIVE

TARGET_HOST

USER_AGENT

DATE_HEADER

SERVER_HEADER

EXPECT_CONTINUE

CONN_CLOSE

CONN_KEEP_ALIVE

CHUNK_CODING

IDENTITY_CODING

DEF_CONTENT_CHARSET

DEF_PROTOCOL_CHARSET

UTF_8

UTF_16

US_ASCII

ASCII

ISO_8859_1

DEFAULT_CONTENT_CHARSET

DEFAULT_PROTOCOL_CHARSET

OCTET_STREAM_TYPE

PLAIN_TEXT_TYPE

CHARSET_PARAM

DEFAULT_CONTENT_TYPE

Method Detail

isWhitespace