HHH-19216 - NamedEntityGraph annotation supporting Hibernate parseable format

HHH-19237 - Expand graph language to optionally specify entity
HHH-19217 - Expose GraphParser#parse on SessionFactory

Author: sebersole

hibernate-core/src/main/java/org/hibernate/graph/internal/parse/GraphParsing.java

@@ -138,12 +138,13 @@ public static <T> RootGraphImplementor<T> parse(
 
 	/**
 	 * Parse the passed graph textual representation into the passed Graph.
+	 * Essentially overlays the text representation on top of the graph.
 	 */
 	public static void parseInto(
 			GraphImplementor<?> targetGraph,
-			String graphString,
+			CharSequence graphString,
 			SessionFactoryImplementor sessionFactory) {
-		final GraphLanguageLexer lexer = new GraphLanguageLexer( CharStreams.fromString( graphString ) );
+		final GraphLanguageLexer lexer = new GraphLanguageLexer( CharStreams.fromString( graphString.toString() ) );
 		final GraphLanguageParser parser = new GraphLanguageParser( new CommonTokenStream( lexer ) );
 		final GraphLanguageParser.GraphContext graphContext = parser.graph();
 
@@ -165,14 +166,4 @@ public static void parseInto(
 			assert visitor.getGraphStack().isEmpty();
 		}
 	}
-
-	/**
-	 * Parse the passed graph textual representation into the passed Graph.
-	 */
-	public static void parseInto(
-			GraphImplementor<?> targetGraph,
-			CharSequence graphString,
-			SessionFactoryImplementor sessionFactory) {
-		parseInto( targetGraph, graphString.toString(), sessionFactory );
-	}
 }