Fix nullability problems

Author: beikov

checkerstubs/jboss.logging.astub

@@ -10,4 +10,5 @@ public interface BasicLogger {
 
 public interface Logger {
     void tracev(String format, @Nullable Object param1);
+    void tracef(String format, @Nullable Object param1);
 }

hibernate-core/src/main/java/org/hibernate/engine/spi/EffectiveEntityGraph.java

@@ -120,20 +120,18 @@ public void applyConfiguredGraph(@Nullable Map<String,?> properties) {
 			loadHint = (RootGraphImplementor<?>) properties.get( GraphSemantic.LOAD.getJakartaHintName() );
 		}
 
-		if ( fetchHint != null || loadHint != null ) {
-			if ( fetchHint != null ) {
-				if ( loadHint != null ) {
-					// can't have both
-					throw new IllegalArgumentException(
-							"Passed properties contained both a LOAD and a FETCH graph which is illegal - " +
-							"only one should be passed"
-					);
-				}
-				applyGraph( fetchHint, GraphSemantic.FETCH );
-			}
-			else {
-				applyGraph( loadHint, GraphSemantic.LOAD );
+		if ( fetchHint != null ) {
+			if ( loadHint != null ) {
+				// can't have both
+				throw new IllegalArgumentException(
+						"Passed properties contained both a LOAD and a FETCH graph which is illegal - " +
+						"only one should be passed"
+				);
 			}
+			applyGraph( fetchHint, GraphSemantic.FETCH );
+		}
+		else if ( loadHint != null ) {
+			applyGraph( loadHint, GraphSemantic.LOAD );
 		}
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/sql/FakeSqmToSqlAstConverter.java

@@ -29,7 +29,7 @@
 import org.hibernate.sql.ast.tree.expression.QueryTransformer;
 import org.hibernate.sql.ast.tree.predicate.Predicate;
 
-import jakarta.annotation.Nullable;
+import org.checkerframework.checker.nullness.qual.Nullable;
 
 /**
  *

tooling/metamodel-generator/src/main/java/org/hibernate/processor/util/TypeUtils.java

@@ -784,12 +784,12 @@ public static boolean isPrimitive(String paramType) {
 	public static final Set<String> PRIMITIVE_TYPES =
 			Set.of("boolean", "char", "long", "int", "short", "byte", "double", "float");
 
-	public static TypeMirror resolveTypeMirror(TypeElement typeElement, Element element, String name) {
+	public static @Nullable TypeMirror resolveTypeMirror(TypeElement typeElement, Element element, String name) {
 		final var mirrorMap = resolveTypeParameters( typeElement.asType(), element, Map.of(), new HashSet<>() );
 		return mirrorMap == null ? null : mirrorMap.get( name );
 	}
 
-	private static Map<String, TypeMirror> resolveTypeParameters(TypeMirror type, Element element, Map<String, TypeMirror> parametersMap, Collection<Element> visited) {
+	private static @Nullable Map<String, TypeMirror> resolveTypeParameters(TypeMirror type, Element element, Map<String, TypeMirror> parametersMap, Collection<Element> visited) {
 		if ( !(type instanceof DeclaredType declaredType
 			&& declaredType.asElement() instanceof TypeElement typeElement) ) {
 			return null;