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Replace to ConcurrentMap from Map #65

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Merged
merged 1 commit into from
Apr 27, 2022
Merged

Replace to ConcurrentMap from Map #65

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6 changes: 3 additions & 3 deletions src/main/java/graphql/validation/constraints/standard/PatternConstraint.java
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Expand Up @@ -7,17 +7,17 @@
import graphql.validation.constraints.AbstractDirectiveConstraint;
import graphql.validation.constraints.Documentation;
import graphql.validation.rules.ValidationEnvironment;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static graphql.schema.GraphQLTypeUtil.isList;
import static java.util.Collections.emptyList;

public class PatternConstraint extends AbstractDirectiveConstraint {

private final static Map<String, Pattern> SEEN_PATTERNS = new HashMap<>();
private final static ConcurrentMap<String, Pattern> SEEN_PATTERNS = new ConcurrentHashMap<>();

public PatternConstraint() {
super("Pattern");
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