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91 lines (78 loc) · 3.07 KB
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package graphql;
import graphql.language.SourceLocation;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import static graphql.collect.ImmutableKit.map;
/**
* This little helper allows GraphQlErrors to implement
* common things (hashcode/ equals ) and to specification more easily
*/
@SuppressWarnings("SimplifiableIfStatement")
@Internal
public class GraphqlErrorHelper {
public static Map<String, Object> toSpecification(GraphQLError error) {
Map<String, Object> errorMap = new LinkedHashMap<>();
errorMap.put("message", error.getMessage());
if (error.getLocations() != null) {
errorMap.put("locations", locations(error.getLocations()));
}
if (error.getPath() != null) {
errorMap.put("path", error.getPath());
}
Map<String, Object> extensions = error.getExtensions();
ErrorClassification errorClassification = error.getErrorType();
//
// we move the ErrorClassification into extensions which allows
// downstream people to see them but still be spec compliant
if (errorClassification != null) {
if (extensions != null) {
extensions = new LinkedHashMap<>(extensions);
} else {
extensions = new LinkedHashMap<>();
}
// put in the classification unless its already there
if (!extensions.containsKey("classification")) {
extensions.put("classification", errorClassification.toSpecification(error));
}
}
if (extensions != null) {
errorMap.put("extensions", extensions);
}
return errorMap;
}
public static Object locations(List<SourceLocation> locations) {
return map(locations, GraphqlErrorHelper::location);
}
public static Object location(SourceLocation location) {
Map<String, Integer> map = new LinkedHashMap<>();
map.put("line", location.getLine());
map.put("column", location.getColumn());
return map;
}
public static int hashCode(GraphQLError dis) {
int result = dis.getMessage() != null ? dis.getMessage().hashCode() : 0;
result = 31 * result + (dis.getLocations() != null ? dis.getLocations().hashCode() : 0);
result = 31 * result + (dis.getPath() != null ? dis.getPath().hashCode() : 0);
result = 31 * result + dis.getErrorType().hashCode();
return result;
}
public static boolean equals(GraphQLError dis, Object o) {
if (dis == o) {
return true;
}
if (o == null || dis.getClass() != o.getClass()) return false;
GraphQLError dat = (GraphQLError) o;
if (!Objects.equals(dis.getMessage(), dat.getMessage())) {
return false;
}
if (!Objects.equals(dis.getLocations(), dat.getLocations())) {
return false;
}
if (!Objects.equals(dis.getPath(), dat.getPath())) {
return false;
}
return dis.getErrorType() == dat.getErrorType();
}
}