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hibernate-orm
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modernize code in ProcessorSessionFactory

This commit is contained in:
Gavin King 2024-11-20 16:36:35 +01:00
parent e24582a6ef
commit ece2981ae8
2 changed files with 119 additions and 149 deletions
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10
tooling/metamodel-generator/src/main/java/org/hibernate/processor/HibernateProcessor.java
View File

@ -269,13 +269,9 @@ public class HibernateProcessor extends AbstractProcessor {
final String suppressedWarnings = options.get( ADD_SUPPRESS_WARNINGS_ANNOTATION );
if ( suppressedWarnings != null ) {
if ( parseBoolean(suppressedWarnings) ) {
// legacy behavior from HHH-12068
context.setSuppressedWarnings(new String[] {"deprecation", "rawtypes"});
}
else {
context.setSuppressedWarnings( suppressedWarnings.replace(" ","").split(",\\s*") );
}
context.setSuppressedWarnings( parseBoolean( suppressedWarnings )
? new String[] {"deprecation", "rawtypes"} // legacy behavior from HHH-12068
: suppressedWarnings.replace( " ", "" ).split( ",\\s*" ) );
}
context.setInclude( options.getOrDefault( INCLUDE, "*" ) );

258
tooling/metamodel-generator/src/main/java/org/hibernate/processor/validation/ProcessorSessionFactory.java
View File

@ -121,24 +121,24 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
MockEntityPersister createMockEntityPersister(String entityName) {
TypeElement type = findEntityClass(entityName);
final TypeElement type = findEntityClass(entityName);
return type == null ? null : entityPersister.make(entityName, type, this);
}
@Override
MockCollectionPersister createMockCollectionPersister(String role) {
String entityName = root(role); //only works because entity names don't contain dots
String propertyPath = unroot(role);
TypeElement entityClass = findEntityClass(entityName);
AccessType defaultAccessType = getDefaultAccessType(entityClass);
Element property = findPropertyByPath(entityClass, propertyPath, defaultAccessType);
CollectionType collectionType = collectionType(memberType(property), role);
final String entityName = root(role); //only works because entity names don't contain dots
final String propertyPath = unroot(role);
final TypeElement entityClass = findEntityClass(entityName);
final AccessType defaultAccessType = getDefaultAccessType(entityClass);
final Element property = findPropertyByPath(entityClass, propertyPath, defaultAccessType);
final CollectionType collectionType = collectionType(memberType(property), role);
if (isToManyAssociation(property)) {
return toManyPersister.make(role, collectionType,
getToManyTargetEntityName(property), this);
}
else if (isElementCollectionProperty(property)) {
Element elementType = asElement(getElementCollectionElementType(property));
final Element elementType = asElement(getElementCollectionElementType(property));
return collectionPersister.make(role, collectionType,
elementType, propertyPath, defaultAccessType, this);
}
@ -150,9 +150,9 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
Type propertyType(String typeName, String propertyPath) {
TypeElement type = findClassByQualifiedName(typeName);
AccessType accessType = getAccessType(type, AccessType.FIELD);
Element propertyByPath = findPropertyByPath(type, propertyPath, accessType);
final TypeElement type = findClassByQualifiedName(typeName);
final AccessType accessType = getAccessType(type, AccessType.FIELD);
final Element propertyByPath = findPropertyByPath(type, propertyPath, accessType);
return propertyByPath == null ? null
: propertyType(propertyByPath, typeName, propertyPath, accessType);
}
@ -171,9 +171,8 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
return null;
}
else {
Element element = asElement(symbol.asType());
return element instanceof TypeElement
? findProperty((TypeElement) element, segment, defaultAccessType)
return asElement(symbol.asType()) instanceof TypeElement element
? findProperty(element, segment, defaultAccessType)
: null;
}
}
@ -223,7 +222,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static JdbcType enumJdbcType(Element member) {
VariableElement mapping = (VariableElement)
final VariableElement mapping = (VariableElement)
getAnnotationMember(getAnnotation(member,"Enumerated"), "value");
return mapping != null && mapping.getSimpleName().contentEquals("STRING")
? VarcharJdbcType.INSTANCE
@ -234,7 +233,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override @Nullable
Set<String> getEnumTypesForValue(String value) {
Set<String> result = allowedEnumLiteralsToEnumTypeNames.get( value);
final Set<String> result = allowedEnumLiteralsToEnumTypeNames.get( value);
if ( result != null ) {
return result;
}
@ -242,13 +241,13 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
.openReader(true); BufferedReader buffered = new BufferedReader(reader) ) {
return Set.of(split(" ", buffered.readLine()));
}
catch (IOException e) {
catch (IOException ignore) {
}
try (Reader reader = filer.getResource(StandardLocation.CLASS_PATH, ENTITY_INDEX, '.' + value)
.openReader(true); BufferedReader buffered = new BufferedReader(reader) ) {
return Set.of(split(" ", buffered.readLine()));
}
catch (IOException e) {
catch (IOException ignore) {
}
return null;
}
@ -282,8 +281,8 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
ProcessorSessionFactory factory) {
this.type = type;
List<String> names = new ArrayList<>();
List<Type> types = new ArrayList<>();
final List<String> names = new ArrayList<>();
final List<Type> types = new ArrayList<>();
while (type!=null) {
if (isMappedClass(type)) { //ignore unmapped intervening classes
@ -387,19 +386,19 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
boolean isSamePersister(MockEntityPersister entityPersister) {
EntityPersister persister = (EntityPersister) entityPersister;
final EntityPersister persister = (EntityPersister) entityPersister;
return typeUtil.isSameType( persister.type.asType(), type.asType() );
}
@Override
boolean isSubclassPersister(MockEntityPersister entityPersister) {
EntityPersister persister = (EntityPersister) entityPersister;
final EntityPersister persister = (EntityPersister) entityPersister;
return typeUtil.isSubtype( persister.type.asType(), type.asType() );
}
@Override
Type createPropertyType(String propertyPath) {
Element symbol = findPropertyByPath(type, propertyPath, defaultAccessType);
final Element symbol = findPropertyByPath(type, propertyPath, defaultAccessType);
return symbol == null ? null :
factory.propertyType(symbol, getEntityName(), propertyPath, defaultAccessType);
}
@ -471,7 +470,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
Type getElementPropertyType(String propertyPath) {
Element symbol = findPropertyByPath(elementType, propertyPath, defaultAccessType);
final Element symbol = findPropertyByPath(elementType, propertyPath, defaultAccessType);
return symbol == null ? null :
factory.propertyType(symbol, getOwnerEntityName(), propertyPath, defaultAccessType);
}
@ -484,13 +483,13 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
String qualifyName(String entityName) {
TypeElement entityClass = findEntityClass(entityName);
final TypeElement entityClass = findEntityClass(entityName);
return entityClass == null ? null : entityClass.getQualifiedName().toString();
}
@Override
boolean isAttributeDefined(String entityName, String fieldName) {
TypeElement entityClass = findEntityClass(entityName);
final TypeElement entityClass = findEntityClass(entityName);
return entityClass != null
&& findPropertyByPath(entityClass, fieldName, getDefaultAccessType(entityClass)) != null;
}
@ -508,7 +507,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private TypeElement findEntityByQualifiedName(String entityName) {
TypeElement type = findClassByQualifiedName(entityName);
final TypeElement type = findClassByQualifiedName(entityName);
return type != null && isEntity(type) ? type : null;
}
@ -516,24 +515,24 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
private final Map<String,TypeElement> entityCache = new HashMap<>();
private TypeElement findEntityByUnqualifiedName(String entityName) {
TypeElement cached = entityCache.get(entityName);
final TypeElement cached = entityCache.get(entityName);
if ( cached != null ) {
return cached;
}
String qualifiedName = entityNameMappings.get(entityName);
final String qualifiedName = entityNameMappings.get(entityName);
if ( qualifiedName != null ) {
TypeElement result = elementUtil.getTypeElement(qualifiedName);
entityCache.put(entityName, result);
return result;
}
StandardLocation location = StandardLocation.SOURCE_OUTPUT;
final StandardLocation location = StandardLocation.SOURCE_OUTPUT;
try (Reader reader = filer.getResource(location, ENTITY_INDEX, entityName)
.openReader(true); BufferedReader buffered = new BufferedReader(reader) ) {
TypeElement result = elementUtil.getTypeElement(buffered.readLine());
entityCache.put(entityName, result);
return result;
}
catch (IOException e) {
catch (IOException ignore) {
}
try (Reader reader = filer.getResource(StandardLocation.CLASS_PATH, ENTITY_INDEX, entityName)
.openReader(true); BufferedReader buffered = new BufferedReader(reader) ) {
@ -541,7 +540,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
entityCache.put(entityName, result);
return result;
}
catch (IOException e) {
catch (IOException ignore) {
}
TypeElement symbol =
@ -572,7 +571,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
}
}
catch (Exception e) {
catch (Exception ignore) {
}
}
}
@ -581,7 +580,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
private static boolean isMatchingEntity(Element symbol, String entityName) {
if (symbol.getKind() == ElementKind.CLASS) {
TypeElement type = (TypeElement) symbol;
final TypeElement type = (TypeElement) symbol;
return isEntity(type)
&& getEntityName(type).equals(entityName);
}
@ -594,7 +593,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
//iterate up the superclass hierarchy
while (type!=null) {
if (isMappedClass(type)) { //ignore unmapped intervening classes
AccessType accessType = getAccessType(type, defaultAccessType);
final AccessType accessType = getAccessType(type, defaultAccessType);
for (Element member: type.getEnclosedElements()) {
if (isMatchingProperty(member, propertyName, accessType)) {
return member;
@ -634,11 +633,11 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
private static AnnotationMirror getAnnotation(Element member, String annotationName) {
for (AnnotationMirror mirror : member.getAnnotationMirrors()) {
TypeElement annotationType = (TypeElement) mirror.getAnnotationType().asElement();
final TypeElement annotationType = (TypeElement) mirror.getAnnotationType().asElement();
if ( annotationType.getSimpleName().contentEquals(annotationName)
&& annotationType.getNestingKind() == NestingKind.TOP_LEVEL ) {
PackageElement pack = (PackageElement) annotationType.getEnclosingElement();
Name packageName = pack.getQualifiedName();
final PackageElement pack = (PackageElement) annotationType.getEnclosingElement();
final Name packageName = pack.getQualifiedName();
if (packageName.contentEquals(jakartaPersistence)
|| packageName.contentEquals(javaxPersistence)) {
return mirror;
@ -705,7 +704,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
boolean isEnum(String className) {
TypeElement typeElement = elementUtil.getTypeElement( className );
final TypeElement typeElement = elementUtil.getTypeElement( className );
return typeElement != null && typeElement.getKind() == ElementKind.ENUM;
}
@ -727,36 +726,28 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
if ( typeElement == null ) {
return null;
}
final TypeMirror typeMirror = typeElement.getEnclosedElements()
.stream()
.filter( e -> fieldName.equals( e.getSimpleName().toString() ) )
.filter( ProcessorSessionFactory::isStaticFinalField )
.findFirst().map( Element::asType )
.orElse( null );
final TypeMirror typeMirror =
typeElement.getEnclosedElements()
.stream()
.filter( e -> fieldName.equals( e.getSimpleName().toString() ) )
.filter( ProcessorSessionFactory::isStaticFinalField )
.findFirst().map( Element::asType )
.orElse( null );
if ( typeMirror == null ) {
return null;
}
try {
switch ( typeMirror.getKind() ) {
case BYTE:
return byte.class;
case SHORT:
return short.class;
case INT:
return int.class;
case LONG:
return long.class;
case FLOAT:
return float.class;
case DOUBLE:
return double.class;
case BOOLEAN:
return boolean.class;
case CHAR:
return char.class;
default:
return Class.forName( typeMirror.toString() );
}
return switch ( typeMirror.getKind() ) {
case BYTE -> byte.class;
case SHORT -> short.class;
case INT -> int.class;
case LONG -> long.class;
case FLOAT -> float.class;
case DOUBLE -> double.class;
case BOOLEAN -> boolean.class;
case CHAR -> char.class;
default -> Class.forName( typeMirror.toString() );
};
}
catch (ClassNotFoundException ignored) {
return null;
@ -765,8 +756,8 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
private static boolean isStaticFinalField(Element e) {
return e.getKind() == ElementKind.FIELD
&& e.getModifiers().contains( Modifier.STATIC )
&& e.getModifiers().contains( Modifier.FINAL );
&& e.getModifiers().contains( Modifier.STATIC )
&& e.getModifiers().contains( Modifier.FINAL );
}
private static boolean isEmbeddableType(TypeElement type) {
@ -799,12 +790,12 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static AnnotationMirror toOneAnnotation(Element member) {
AnnotationMirror manyToOne =
final AnnotationMirror manyToOne =
getAnnotation(member, "ManyToOne");
if (manyToOne!=null) {
return manyToOne;
}
AnnotationMirror oneToOne =
final AnnotationMirror oneToOne =
getAnnotation(member, "OneToOne");
if (oneToOne!=null) {
return oneToOne;
@ -813,12 +804,12 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static AnnotationMirror toManyAnnotation(Element member) {
AnnotationMirror manyToMany =
final AnnotationMirror manyToMany =
getAnnotation(member, "ManyToMany");
if (manyToMany!=null) {
return manyToMany;
}
AnnotationMirror oneToMany =
final AnnotationMirror oneToMany =
getAnnotation(member, "OneToMany");
if (oneToMany!=null) {
return oneToMany;
@ -843,14 +834,14 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static String qualifiedName(Element type) {
if ( type instanceof PackageElement ) {
return ((PackageElement) type).getQualifiedName().toString();
if ( type instanceof PackageElement packageElement ) {
return packageElement.getQualifiedName().toString();
}
else if ( type instanceof TypeElement ) {
return ((TypeElement) type).getQualifiedName().toString();
else if ( type instanceof TypeElement typeElement ) {
return typeElement.getQualifiedName().toString();
}
else {
Element enclosingElement = type.getEnclosingElement();
final Element enclosingElement = type.getEnclosingElement();
return enclosingElement != null
? qualifiedName(enclosingElement) + '.' + simpleName(type)
: simpleName(type);
@ -858,25 +849,22 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static AccessType getAccessType(TypeElement type, AccessType defaultAccessType) {
AnnotationMirror annotation =
final AnnotationMirror annotation =
getAnnotation(type, "Access");
if (annotation==null) {
return defaultAccessType;
}
else {
VariableElement member = (VariableElement)
final VariableElement member = (VariableElement)
getAnnotationMember(annotation, "value");
if (member==null) {
return defaultAccessType; //does not occur
}
switch (member.getSimpleName().toString()) {
case "PROPERTY":
return AccessType.PROPERTY;
case "FIELD":
return AccessType.FIELD;
default:
throw new IllegalStateException();
}
return switch (member.getSimpleName().toString()) {
case "PROPERTY" -> AccessType.PROPERTY;
case "FIELD" -> AccessType.FIELD;
default -> throw new IllegalStateException();
};
}
}
@ -884,14 +872,14 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
if ( type == null ) {
return null;
}
AnnotationMirror entityAnnotation =
final AnnotationMirror entityAnnotation =
getAnnotation(type, "Entity");
if (entityAnnotation==null) {
//not an entity!
return null;
}
else {
String name = (String)
final String name = (String)
getAnnotationMember(entityAnnotation, "name");
//entity names are unqualified class names
return name==null ? simpleName(type) : name;
@ -899,23 +887,23 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private TypeMirror getCollectionElementType(Element property) {
DeclaredType declaredType = (DeclaredType) memberType(property);
List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
TypeMirror elementType = typeArguments.get(typeArguments.size()-1);
final DeclaredType declaredType = (DeclaredType) memberType(property);
final List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
final TypeMirror elementType = typeArguments.get(typeArguments.size()-1);
return elementType==null
? elementUtil.getTypeElement(JAVA_OBJECT).asType()
: elementType;
}
private static String getToOneTargetEntity(Element property) {
AnnotationMirror annotation = toOneAnnotation(property);
TypeMirror classType = (TypeMirror)
final AnnotationMirror annotation = toOneAnnotation(property);
final TypeMirror classType = (TypeMirror)
getAnnotationMember(annotation, "targetEntity");
TypeMirror targetType =
final TypeMirror targetType =
classType == null || classType.getKind() == TypeKind.VOID
? memberType(property)
: classType;
Element element = asElement(targetType);
final Element element = asElement(targetType);
return element != null && element.getKind() == ElementKind.CLASS
//entity names are unqualified class names
? getEntityName((TypeElement) element)
@ -923,14 +911,14 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private String getToManyTargetEntityName(Element property) {
AnnotationMirror annotation = toManyAnnotation(property);
TypeMirror classType = (TypeMirror)
final AnnotationMirror annotation = toManyAnnotation(property);
final TypeMirror classType = (TypeMirror)
getAnnotationMember(annotation, "targetEntity");
TypeMirror targetType =
final TypeMirror targetType =
classType == null || classType.getKind() == TypeKind.VOID
? getCollectionElementType(property)
: classType;
Element element = asElement(targetType);
final Element element = asElement(targetType);
return element != null && element.getKind() == ElementKind.CLASS
//entity names are unqualified class names
? getEntityName((TypeElement) element)
@ -938,9 +926,8 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private TypeMirror getElementCollectionElementType(Element property) {
AnnotationMirror annotation = getAnnotation(property,
"ElementCollection");
TypeMirror classType = (TypeMirror)
final AnnotationMirror annotation = getAnnotation(property, "ElementCollection");
final TypeMirror classType = (TypeMirror)
getAnnotationMember(annotation, "getElementCollectionClass");
return classType == null
|| classType.getKind() == TypeKind.VOID
@ -967,7 +954,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
boolean isFieldDefined(String qualifiedClassName, String fieldName) {
TypeElement type = findClassByQualifiedName(qualifiedClassName);
final TypeElement type = findClassByQualifiedName(qualifiedClassName);
return type != null
&& type.getEnclosedElements().stream()
.anyMatch(element -> element.getKind() == ElementKind.FIELD
@ -976,21 +963,21 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
@Override
boolean isConstructorDefined(String qualifiedClassName, List<Type> argumentTypes) {
TypeElement symbol = findClassByQualifiedName(qualifiedClassName);
final TypeElement symbol = findClassByQualifiedName(qualifiedClassName);
if (symbol==null) {
return false;
}
for (Element cons: symbol.getEnclosedElements()) {
if ( cons.getKind() == ElementKind.CONSTRUCTOR ) {
ExecutableElement constructor = (ExecutableElement) cons;
List<? extends VariableElement> parameters = constructor.getParameters();
final ExecutableElement constructor = (ExecutableElement) cons;
final List<? extends VariableElement> parameters = constructor.getParameters();
if (parameters.size()==argumentTypes.size()) {
boolean argumentsCheckOut = true;
for (int i=0; i<argumentTypes.size(); i++) {
Type type = argumentTypes.get(i);
VariableElement param = parameters.get(i);
final Type type = argumentTypes.get(i);
final VariableElement param = parameters.get(i);
if (param.asType().getKind().isPrimitive()) {
Class<?> primitive;
final Class<?> primitive;
try {
primitive = toPrimitiveClass( type.getReturnedClass() );
}
@ -1003,10 +990,9 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
}
else {
TypeElement typeClass;
if (type instanceof EntityType) {
EntityType entityType = (EntityType) type;
String entityName = entityType.getAssociatedEntityName();
final TypeElement typeClass;
if ( type instanceof EntityType entityType ) {
final String entityName = entityType.getAssociatedEntityName();
typeClass = findEntityClass(entityName);
}
//TODO:
@ -1014,7 +1000,7 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
// typeClass = ((Component) ((CompositeCustomType) type).getUserType()).type;
// }
else if (type instanceof BasicType) {
String className;
final String className;
//TODO: custom impl of getReturnedClassName()
// for many more Hibernate types!
try {
@ -1047,26 +1033,17 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
}
private static Class<?> toPrimitiveClass(VariableElement param) {
switch (param.asType().getKind()) {
case BOOLEAN:
return boolean.class;
case CHAR:
return char.class;
case INT:
return int.class;
case SHORT:
return short.class;
case BYTE:
return byte.class;
case LONG:
return long.class;
case FLOAT:
return float.class;
case DOUBLE:
return double.class;
default:
return Object.class;
}
return switch ( param.asType().getKind() ) {
case BOOLEAN -> boolean.class;
case CHAR -> char.class;
case INT -> int.class;
case SHORT -> short.class;
case BYTE -> byte.class;
case LONG -> long.class;
case FLOAT -> float.class;
case DOUBLE -> double.class;
default -> Object.class;
};
}
private TypeElement findClassByQualifiedName(String path) {
@ -1141,14 +1118,11 @@ public abstract class ProcessorSessionFactory extends MockSessionFactory {
return null;
}
else {
switch (type.getKind()) {
case DECLARED:
return ((DeclaredType)type).asElement();
case TYPEVAR:
return ((TypeVariable)type).asElement();
default:
return null;
}
return switch ( type.getKind() ) {
case DECLARED -> ((DeclaredType) type).asElement();
case TYPEVAR -> ((TypeVariable) type).asElement();
default -> null;
};
}
}
}