changing encryption/decryption code to use enum classes rather than shady parsing techniques

openid-connect-common/src/main/java/org/mitre/jwk/model/Rsa.java

@@ -19,8 +19,6 @@ public class Rsa extends AbstractJwk{
 	private String mod;
 	private String exp;
 	
-	JsonObject object = new JsonObject();
-	
 	public String getMod() {
 		return mod;
 	}

openid-connect-common/src/main/java/org/mitre/jwt/encryption/JweAlgorithms.java

@@ -0,0 +1,23 @@
+package org.mitre.jwt.encryption;
+
+public enum JweAlgorithms {
+	
+	//Key Derivation Function Values
+	CS256("256"),
+	CS384("384"),
+	CS512("512"),
+	//Encryption Method Values
+	A128GCM("GCM"),
+	A256GCM("GCM"),
+	A128CBC("CBC"),
+	A256CBC("CBC");
+	
+	
+	
+	private final String value;
+	
+	JweAlgorithms(String value) {
+		this.value = value;
+	}
+
+}