Add MediaType.IMAGE_WEBP and IMAGE_WEBP_VALUE

spring-web/src/main/java/org/springframework/http/MediaType.java

@@ -270,7 +270,12 @@ public class MediaType extends MimeType implements Serializable {
 	 * A String equivalent of {@link MediaType#IMAGE_PNG}.
 	 */
 	public static final String IMAGE_PNG_VALUE = "image/png";
-
+
+	/**
+	 * A String equivalent of {@link MediaType#IMAGE_WEBP}.
+	 */
+	public static final String IMAGE_WEBP_VALUE = "image/webp";
+
 	/**
 	 * Media type for {@code multipart/form-data}.
 	 */
@@ -384,6 +389,7 @@ public class MediaType extends MimeType implements Serializable {
 		IMAGE_GIF = new MediaType("image", "gif");
 		IMAGE_JPEG = new MediaType("image", "jpeg");
 		IMAGE_PNG = new MediaType("image", "png");
+		IMAGE_WEBP = new MediaType("image", "webp");
 		MULTIPART_FORM_DATA = new MediaType("multipart", "form-data");
 		MULTIPART_MIXED = new MediaType("multipart", "mixed");
 		MULTIPART_RELATED = new MediaType("multipart", "related");

spring-web/src/test/java/org/springframework/http/MediaTypeTests.java

@@ -74,6 +74,12 @@ void parseMediaType() {
 		assertThat(mediaType.getSubtype()).as("Invalid subtype").isEqualTo("*");
 		assertThat(mediaType.getQualityValue()).as("Invalid quality factor").isCloseTo(0.2D, within(0D));
 	}
+
+	@Test
+	void imageWebpConstants() {
+	    assertThat(MediaType.IMAGE_WEBP_VALUE).isEqualTo("image/webp");
+	    assertThat(MediaType.IMAGE_WEBP).isEqualTo(new MediaType("image", "webp"));
+	}
 
 	@Test
 	void parseMediaTypeNoSubtype() {