[java-shib-attribute] branch main updated: Replace unnecessarily mutable initialized collections.

[Scott Cantor]

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scantor pushed a commit to branch main
in repository java-shib-attribute.

View the commit online:
http://git.shibboleth.net/view/?p=java-shib-attribute.git;a=commit;h=9b3d347a57a60b0596e0eba1e44853d0ae5423d1

The following commit(s) were added to refs/heads/main by this push:
     new 9b3d347a5 Replace unnecessarily mutable initialized collections.
9b3d347a5 is described below

commit 9b3d347a57a60b0596e0eba1e44853d0ae5423d1
Author: Scott Cantor <cantor.2 at osu.edu>
AuthorDate: Thu Apr 20 15:08:54 2023 -0400

    Replace unnecessarily mutable initialized collections.
---
 .../idp/attribute/filter/context/AttributeFilterContext.java        | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/shib-attribute-filter-api/src/main/java/net/shibboleth/idp/attribute/filter/context/AttributeFilterContext.java b/shib-attribute-filter-api/src/main/java/net/shibboleth/idp/attribute/filter/context/AttributeFilterContext.java
index cc9a34474..c0842de44 100644
--- a/shib-attribute-filter-api/src/main/java/net/shibboleth/idp/attribute/filter/context/AttributeFilterContext.java
+++ b/shib-attribute-filter-api/src/main/java/net/shibboleth/idp/attribute/filter/context/AttributeFilterContext.java
@@ -18,8 +18,6 @@
 package net.shibboleth.idp.attribute.filter.context;
 
 import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
 import java.util.Map;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -123,8 +121,8 @@ public final class AttributeFilterContext extends BaseContext {
 
     /** Constructor. */
     public AttributeFilterContext() {
-        prefilteredAttributes = new HashMap<>();
-        filteredAttributes = new HashMap<>();
+        prefilteredAttributes = CollectionSupport.emptyMap();
+        filteredAttributes = CollectionSupport.emptyMap();
         
         direction = Direction.OUTBOUND;
         

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