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Apply "instanceof pattern matching" in HttpHeaders

This commit is contained in:
Sam Brannen 2023-01-09 18:25:33 +01:00
parent ce1f6cf0bf
commit 77832a6da9
1 changed files with 8 additions and 8 deletions
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16
spring-web/src/main/java/org/springframework/http/HttpHeaders.java
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@ -1773,19 +1773,19 @@ public class HttpHeaders implements MultiValueMap<String, String>, Serializable
@Override
public boolean equals(@Nullable Object other) {
if (this == other) {
public boolean equals(@Nullable Object obj) {
if (this == obj) {
return true;
}
if (!(other instanceof HttpHeaders)) {
if (!(obj instanceof HttpHeaders other)) {
return false;
}
return unwrap(this).equals(unwrap((HttpHeaders) other));
return unwrap(this).equals(unwrap(other));
}
private static MultiValueMap<String, String> unwrap(HttpHeaders headers) {
while (headers.headers instanceof HttpHeaders) {
headers = (HttpHeaders) headers.headers;
while (headers.headers instanceof HttpHeaders httpHeaders) {
headers = httpHeaders;
}
return headers.headers;
}
@ -1810,8 +1810,8 @@ public class HttpHeaders implements MultiValueMap<String, String>, Serializable
* @since 5.3
*/
public static HttpHeaders readOnlyHttpHeaders(MultiValueMap<String, String> headers) {
return (headers instanceof HttpHeaders ?
readOnlyHttpHeaders((HttpHeaders) headers) : new ReadOnlyHttpHeaders(headers));
return (headers instanceof HttpHeaders httpHeaders ? readOnlyHttpHeaders(httpHeaders) :
new ReadOnlyHttpHeaders(headers));
}
/**