Constants (httpsig 1.3.1-SNAPSHOT API)

java.lang.Object
- net.adamcin.httpsig.api.Constants

```
public final class Constants
extends Object
```
Constant values used by the Signature Specification

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`ALGORITHM` Challenge header "algorithm" parameter
`static String`	`ALGORITHMS` Challenge header "algorithms" parameter
`static Collection<Algorithm>`	`ALL_SUPPORTED_ALGORITHMS`
`static String`	`AUTHORIZATION` Http request header representing client credentials
`static String`	`CHALLENGE` Http response header representing a server authentication challenge
`static Charset`	`CHARSET` Default encoding for header values.
`static List<String>`	`DEFAULT_HEADERS`
`static KeyId`	`DEFAULT_KEY_IDENTIFIER`
`static String`	`HEADER_DATE`
`static String`	`HEADER_REQUEST_LINE` Deprecated.
`static String`	`HEADER_REQUEST_TARGET`
`static String`	`HEADERS` Parameter name for the "headers" authorization parameter
`static List<String>`	`IGNORE_HEADERS` List of headers to always exclude from signature calculation
`static String`	`KEY_ID` Parameter name for challenge-selected SSH Public Key Fingerprint
`static Challenge`	`PREEMPTIVE_CHALLENGE`
`static String`	`REALM` Challenge header "realm" parameter
`static Pattern`	`RFC2617_PARAM`
`static String`	`SCHEME` Identifier for the Signature Authentication scheme
`static String`	`SIGNATURE` Parameter name for the "signature" authorization parameter

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static String`	`constructRFC2617(Map<String,String> params)`
`static String`	`constructTokensString(List<String> tokens)`
`static List<String>`	`filterHeaders(List<String> headers)`
`static Map<String,String>`	`parseRFC2617(String header)`
`static List<String>`	`parseTokens(String tokens)`

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

- Field Detail
  - SCHEME
```
public static final String SCHEME
```
    Identifier for the Signature Authentication scheme
    
    See Also:
    
    Constant Field Values
  - CHALLENGE
```
public static final String CHALLENGE
```
    Http response header representing a server authentication challenge
    
    See Also:
    
    RFC 2617: HTTP Authentication: Basic and Digest Access Authentication, Constant Field Values
  - REALM
```
public static final String REALM
```
    Challenge header "realm" parameter
    
    See Also:
    
    Constant Field Values
  - KEY_ID
```
public static final String KEY_ID
```
    Parameter name for challenge-selected SSH Public Key Fingerprint
    
    See Also:
    
    Constant Field Values
  - HEADER_REQUEST_LINE
```
@Deprecated
public static final String HEADER_REQUEST_LINE
```
    Deprecated.
    
    replaced with request-target in draft-cavage-http-signatures-03
    
    See Also:
    
    Constant Field Values
  - HEADER_REQUEST_TARGET
```
public static final String HEADER_REQUEST_TARGET
```
    See Also:
    
    Constant Field Values
  - HEADER_DATE
```
public static final String HEADER_DATE
```
    See Also:
    
    Constant Field Values
  - DEFAULT_HEADERS
```
public static final List<String> DEFAULT_HEADERS
```
  - IGNORE_HEADERS
```
public static final List<String> IGNORE_HEADERS
```
    List of headers to always exclude from signature calculation
  - AUTHORIZATION
```
public static final String AUTHORIZATION
```
    Http request header representing client credentials
    
    See Also:
    
    RFC 2617: HTTP Authentication: Basic and Digest Access Authentication, Constant Field Values
  - HEADERS
```
public static final String HEADERS
```
    Parameter name for the "headers" authorization parameter
    
    See Also:
    
    Constant Field Values
  - SIGNATURE
```
public static final String SIGNATURE
```
    Parameter name for the "signature" authorization parameter
    
    See Also:
    
    Constant Field Values
  - ALGORITHMS
```
public static final String ALGORITHMS
```
    Challenge header "algorithms" parameter
    
    See Also:
    
    Constant Field Values
  - ALGORITHM
```
public static final String ALGORITHM
```
    Challenge header "algorithm" parameter
    
    See Also:
    
    Constant Field Values
  - CHARSET
```
public static final Charset CHARSET
```
    Default encoding for header values.
  - RFC2617_PARAM
```
public static final Pattern RFC2617_PARAM
```
  - DEFAULT_KEY_IDENTIFIER
```
public static final KeyId DEFAULT_KEY_IDENTIFIER
```
  - ALL_SUPPORTED_ALGORITHMS
```
public static final Collection<Algorithm> ALL_SUPPORTED_ALGORITHMS
```
  - PREEMPTIVE_CHALLENGE
```
public static final Challenge PREEMPTIVE_CHALLENGE
```
- Method Detail
  - parseTokens
```
public static List<String> parseTokens(String tokens)
```
  - constructTokensString
```
public static String constructTokensString(List<String> tokens)
```
  - parseRFC2617
```
public static Map<String,String> parseRFC2617(String header)
```
  - constructRFC2617
```
public static String constructRFC2617(Map<String,String> params)
```
  - filterHeaders
```
public static List<String> filterHeaders(List<String> headers)
```

Class Constants

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

SCHEME

CHALLENGE

REALM

KEY_ID

HEADER_REQUEST_LINE

HEADER_REQUEST_TARGET

HEADER_DATE

DEFAULT_HEADERS

IGNORE_HEADERS

AUTHORIZATION

HEADERS

SIGNATURE

ALGORITHMS

ALGORITHM

CHARSET

RFC2617_PARAM

DEFAULT_KEY_IDENTIFIER

ALL_SUPPORTED_ALGORITHMS

PREEMPTIVE_CHALLENGE

Method Detail

parseTokens

constructTokensString

parseRFC2617

constructRFC2617

filterHeaders