[lucene-solr] branch reference_impl updated: #131 - Make thread safe.

[ma...@apache.org]

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markrmiller pushed a commit to branch reference_impl
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git


The following commit(s) were added to refs/heads/reference_impl by this push:
     new 5bd3321  #131 - Make thread safe.
5bd3321 is described below

commit 5bd332121fc753749129e8cbf35b76eb2cff5ee2
Author: markrmiller@gmail.com <ma...@gmail.com>
AuthorDate: Mon Jul 13 21:13:49 2020 -0500

    #131 - Make thread safe.
---
 .../java/org/apache/solr/security/JWTVerificationkeyResolver.java    | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/solr/core/src/java/org/apache/solr/security/JWTVerificationkeyResolver.java b/solr/core/src/java/org/apache/solr/security/JWTVerificationkeyResolver.java
index 3aca77c..90fea3e 100644
--- a/solr/core/src/java/org/apache/solr/security/JWTVerificationkeyResolver.java
+++ b/solr/core/src/java/org/apache/solr/security/JWTVerificationkeyResolver.java
@@ -26,6 +26,7 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
 
 import org.apache.solr.common.SolrException;
 import org.jose4j.jwk.HttpsJwks;
@@ -56,9 +57,9 @@ import org.slf4j.LoggerFactory;
 public class JWTVerificationkeyResolver implements VerificationKeyResolver {
   private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
 
-  private VerificationJwkSelector verificationJwkSelector = new VerificationJwkSelector();
+  private final VerificationJwkSelector verificationJwkSelector = new VerificationJwkSelector();
 
-  private Map<String, JWTIssuerConfig> issuerConfigs = new HashMap<>();
+  private Map<String, JWTIssuerConfig> issuerConfigs = new ConcurrentHashMap<>();
   private final boolean requireIssuer;
 
   /**