From 9e157bc1d0a42848bb8f780f4f7b294ad535feda Mon Sep 17 00:00:00 2001
From: J08nY
Date: Fri, 9 Nov 2018 19:42:35 +0100
Subject: FIx loading of F2m field, fix some utility functions.

---
 src/cz/crcs/ectester/reader/command/Command.java | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/cz/crcs/ectester/reader/command/Command.java')

diff --git a/src/cz/crcs/ectester/reader/command/Command.java b/src/cz/crcs/ectester/reader/command/Command.java
index d2e08ee..7a3f3b0 100644
--- a/src/cz/crcs/ectester/reader/command/Command.java
+++ b/src/cz/crcs/ectester/reader/command/Command.java
@@ -133,6 +133,9 @@ public abstract class Command implements Cloneable {
             } else {
                 keypair = dataStore.getObject(EC_Keypair.class, cfg.namedKey);
             }
+            if (keypair == null) {
+                throw new IOException("KeyPair not found.");
+            }
 
             data = keypair.flatten();
             if (data == null) {
@@ -155,6 +158,9 @@ public abstract class Command implements Cloneable {
                     pub = dataStore.getObject(EC_Keypair.class, cfg.namedPublicKey);
                 }
             }
+            if (pub == null) {
+                throw new IOException("Public key not found.");
+            }
 
             byte[] pubkey = pub.flatten(EC_Consts.PARAMETER_W);
             if (pubkey == null) {
@@ -177,6 +183,9 @@ public abstract class Command implements Cloneable {
                     priv = dataStore.getObject(EC_Keypair.class, cfg.namedPrivateKey);
                 }
             }
+            if (priv == null) {
+                throw new IOException("Private key not found.");
+            }
 
             byte[] privkey = priv.flatten(EC_Consts.PARAMETER_S);
             if (privkey == null) {
-- 
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