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Fix no check if the parameter is null. #6775

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Merged
merged 1 commit into from
Apr 18, 2019
Merged

Fix no check if the parameter is null. #6775

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2 changes: 2 additions & 0 deletions core/src/main/java/org/springframework/security/core/authority/AuthorityUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@

import org.springframework.security.core.GrantedAuthority;
import org.springframework.util.StringUtils;
import org.springframework.util.Assert;

/**
* Utility method for manipulating <tt>GrantedAuthority</tt> collections etc.
Expand Down Expand Up @@ -55,6 +56,7 @@ public static List<GrantedAuthority> commaSeparatedStringToAuthorityList(
*/
public static Set<String> authorityListToSet(
Collection<? extends GrantedAuthority> userAuthorities) {
Assert.notNull(userAuthorities, "userAuthorities cannot be null");
Set<String> set = new HashSet<>(userAuthorities.size());

for (GrantedAuthority authority : userAuthorities) {
Expand Down