UnprotectedHeader (Nimbus JOSE + JWT v9.34)

java.lang.Object
- com.nimbusds.jose.UnprotectedHeader

```
@Immutable
public final class UnprotectedHeader
extends Object
```
JSON Web Signature (JWS) or JSON Web Encryption (JWE) unprotected header (in a JSON serialisation). This class is immutable.

Version:

2021-10-05

Author:

Alexander Martynov, Vladimir Dzhuvinov

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static class UnprotectedHeader.Builder
Builder for constructing an unprotected JWS or JWE header.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Set<String>`	`getIncludedParams()`	Gets the names of the included parameters in this unprotected header.
`String`	`getKeyID()`	Gets the key ID (`kid`) parameter.
`Object`	`getParam(String name)`	Gets a parameter.
`static UnprotectedHeader`	`parse(Map<String,Object> jsonObject)`	Parses an unprotected header from the specified JSON object.
`Map<String,Object>`	`toJSONObject()`	Returns a JSON object representation of this unprotected header.

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

- Method Detail
  - getKeyID
```
public String getKeyID()
```
    Gets the key ID (kid) parameter.
    
    Returns:
    
    The key ID parameter, null if not specified.
  - getParam
```
public Object getParam(String name)
```
    Gets a parameter.
    
    Parameters:
    
    name - The name of the parameter. Must not be null.
    
    Returns:
    
    The parameter, null if not specified.
  - getIncludedParams
```
public Set<String> getIncludedParams()
```
    Gets the names of the included parameters in this unprotected header.
    
    Returns:
    
    The included parameters.
  - toJSONObject
```
public Map<String,Object> toJSONObject()
```
    Returns a JSON object representation of this unprotected header.
    
    Returns:
    
    The JSON object, empty if no parameters are specified.
  - parse
```
public static UnprotectedHeader parse(Map<String,Object> jsonObject)
                               throws ParseException
```
    Parses an unprotected header from the specified JSON object.
    
    Parameters:
    
    jsonObject - The JSON object, null if not specified.
    
    Returns:
    
    The unprotected header or null.
    
    Throws:
    
    ParseException - If the JSON object couldn't be parsed to a valid unprotected header.