edu.uiuc.ncsa.security.util.jwk

Class JSONWebKeyUtil

java.lang.Object

edu.uiuc.ncsa.security.util.jwk.JSONWebKeyUtil

public class JSONWebKeyUtil
extends Object

A utility for RFC 7515, the JSON web key format.

Created by Jeff Gaynor
on 1/6/17 at 2:39 PM

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALGORITHM
static String	KEY_ID
static String	KEY_TYPE
static String	KEYS
static String	MODULUS
static String	PRIVATE_EXPONENT
static String	PUBLIC_EXPONENT
static String	USE

Constructor Summary

Constructors

Constructor and Description
JSONWebKeyUtil()

Method Summary

Modifier and Type	Method and Description
protected static String	bigIntToString(BigInteger bigInteger)
static JSONWebKeys	fromJSON(File file) Read a set of keys from a file.
static JSONWebKeys	fromJSON(String x) Take a raw string of text that is the JSON for the keys and convert it into a set of keys.
static JSONWebKeys	makePublic(JSONWebKeys keys) Very useful utility to take a set of keys and return another set of keys that are only the public parts.
static net.sf.json.JSONObject	toJSON(JSONWebKeys webKeys) Serialize a set of keys (as a java object) to JSON.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ALGORITHM

public static final String ALGORITHM

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Constant Field Values

MODULUS

public static final String MODULUS

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Constant Field Values

PUBLIC_EXPONENT

public static final String PUBLIC_EXPONENT

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Constant Field Values

PRIVATE_EXPONENT

public static final String PRIVATE_EXPONENT

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Constant Field Values

KEY_ID

public static final String KEY_ID

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Constant Field Values

USE

public static final String USE

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Constant Field Values

KEY_TYPE

public static final String KEY_TYPE

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Constant Field Values

KEYS

public static final String KEYS

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Constant Field Values

Constructor Detail

JSONWebKeyUtil

public JSONWebKeyUtil()

Method Detail

fromJSON

public static JSONWebKeys fromJSON(File file)
                            throws NoSuchAlgorithmException,
                                   InvalidKeySpecException,
                                   IOException

Read a set of keys from a file. The format of the file is that of the spec.

Parameters:

file -

Returns:

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

IOException

fromJSON

public static JSONWebKeys fromJSON(String x)
                            throws NoSuchAlgorithmException,
                                   InvalidKeySpecException

Take a raw string of text that is the JSON for the keys and convert it into a set of keys.

Parameters:

x -

Returns:

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

bigIntToString

protected static String bigIntToString(BigInteger bigInteger)

toJSON

public static net.sf.json.JSONObject toJSON(JSONWebKeys webKeys)

Serialize a set of keys (as a java object) to JSON.

Parameters:

webKeys -

Returns:

makePublic

public static JSONWebKeys makePublic(JSONWebKeys keys)

Very useful utility to take a set of keys and return another set of keys that are only the public parts. This set, for instance, can be returned as a response to public requests.

Parameters:

keys -

Returns: