modernize SourceType enum and Origin.hashCode

Author: gavinking

hibernate-core/src/main/java/org/hibernate/boot/jaxb/Origin.java

@@ -59,9 +59,7 @@ public boolean equals(Object o) {
 
 	@Override
 	public int hashCode() {
-		int result = type != null ? type.hashCode() : 0;
-		result = 31 * result + ( name != null ? name.hashCode() : 0 );
-		return result;
+		return Objects.hash( type, name );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/boot/jaxb/SourceType.java

@@ -10,23 +10,27 @@
  * @author Steve Ebersole
  */
 public enum SourceType {
-	RESOURCE( "resource" ),
-	FILE( "file" ),
-	INPUT_STREAM( "input stream" ),
-	URL( "URL" ),
-	STRING( "string" ),
-	DOM( "xml" ),
-	JAR( "jar" ),
-	ANNOTATION( "annotation" ),
-	OTHER( "other" );
-
-	private final String legacyTypeText;
-
-	SourceType(String legacyTypeText) {
-		this.legacyTypeText = legacyTypeText;
-	}
+	RESOURCE,
+	FILE,
+	INPUT_STREAM,
+	URL,
+	STRING,
+	DOM,
+	JAR,
+	ANNOTATION,
+	OTHER;
 
 	public String getLegacyTypeText() {
-		return legacyTypeText;
+		return switch ( this ) {
+			case RESOURCE -> "resource";
+			case FILE -> "file";
+			case INPUT_STREAM -> "input stream";
+			case URL -> "URL";
+			case STRING -> "string";
+			case DOM -> "xml";
+			case JAR -> "jar";
+			case ANNOTATION -> "annotation";
+			case OTHER -> "other";
+		};
 	}
 }