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A revolutionary ORM framework for both java and kotlin
package org.babyfish.jimmer.client.meta.impl;
import kotlin.jvm.JvmClassMappingKt;
import kotlin.reflect.*;
import kotlin.reflect.jvm.internal.KotlinReflectionInternalError;
import org.babyfish.jimmer.client.FetchBy;
import org.babyfish.jimmer.client.IllegalDocMetaException;
import org.babyfish.jimmer.client.meta.*;
import org.babyfish.jimmer.client.meta.Type;
import org.babyfish.jimmer.error.ErrorFamily;
import org.babyfish.jimmer.error.ErrorField;
import org.babyfish.jimmer.error.ErrorFields;
import org.babyfish.jimmer.lang.Ref;
import org.babyfish.jimmer.meta.ImmutableType;
import org.babyfish.jimmer.sql.fetcher.Fetcher;
import java.lang.annotation.Annotation;
import java.lang.reflect.*;
import java.util.*;
import java.util.stream.Collectors;
class Context {
private final Context base;
private final Metadata.OperationParser operationParser;
private final Metadata.ParameterParser parameterParser;
private final Map, JetBrainsMetadata> jetBrainsMetadataMap;
private final Location location;
final Map staticObjectTypeMap;
final Map, EnumType> enumTypeMap;
final Map, EnumBasedError> errorMap;
final Map, ImmutableObjectType> fetchedImmutableObjectTypeMap;
final Map rawImmutableObjectTypeMap;
final Map viewImmutableObjectTypeMap;
private final Map> fetcherMap;
private final Map typeVariableMap;
private final boolean ignoreTypeVariableResolving;
Context(
Metadata.OperationParser operationParser,
Metadata.ParameterParser parameterParser
) {
this.base = null;
this.operationParser = operationParser;
this.parameterParser = parameterParser;
this.jetBrainsMetadataMap = new HashMap<>();
this.location = null;
this.staticObjectTypeMap = new LinkedHashMap<>();
this.enumTypeMap = new LinkedHashMap<>();
this.errorMap = new LinkedHashMap<>();
this.rawImmutableObjectTypeMap = new LinkedHashMap<>();
this.viewImmutableObjectTypeMap = new LinkedHashMap<>();
this.fetchedImmutableObjectTypeMap = new LinkedHashMap<>();
this.fetcherMap = new HashMap<>();
this.typeVariableMap = Collections.emptyMap();
this.ignoreTypeVariableResolving = false;
}
private Context(Context base, Location location) {
this.base = base;
this.operationParser = base.operationParser;
this.parameterParser = base.parameterParser;
this.jetBrainsMetadataMap = base.jetBrainsMetadataMap;
this.location = location;
this.staticObjectTypeMap = base.staticObjectTypeMap;
this.enumTypeMap = base.enumTypeMap;
this.errorMap = base.errorMap;
this.fetchedImmutableObjectTypeMap = base.fetchedImmutableObjectTypeMap;
this.rawImmutableObjectTypeMap = base.rawImmutableObjectTypeMap;
this.viewImmutableObjectTypeMap = base.viewImmutableObjectTypeMap;
this.fetcherMap = base.fetcherMap;
this.typeVariableMap = Collections.emptyMap();
this.ignoreTypeVariableResolving = base.ignoreTypeVariableResolving;
}
public Context(Context base, AnnotatedParameterizedType parameterizedType) {
this.base = base;
this.operationParser = base.operationParser;
this.parameterParser = base.parameterParser;
this.jetBrainsMetadataMap = base.jetBrainsMetadataMap;
this.location = base.location;
this.staticObjectTypeMap = base.staticObjectTypeMap;
this.enumTypeMap = base.enumTypeMap;
this.errorMap = base.errorMap;
this.fetchedImmutableObjectTypeMap = base.fetchedImmutableObjectTypeMap;
this.rawImmutableObjectTypeMap = base.rawImmutableObjectTypeMap;
this.viewImmutableObjectTypeMap = base.viewImmutableObjectTypeMap;
this.fetcherMap = base.fetcherMap;
TypeVariable[] typeVariables = ((Class)((ParameterizedType)parameterizedType.getType()).getRawType()).getTypeParameters();
AnnotatedType[] actualTypes = parameterizedType.getAnnotatedActualTypeArguments();
Map map = new HashMap<>();
for (int i = typeVariables.length - 1; i >= 0; --i) {
map.put(new UnifiedTypeParameter(typeVariables[i]), actualTypes[i]);
}
this.typeVariableMap = map;
this.ignoreTypeVariableResolving = base.ignoreTypeVariableResolving;
}
public Context(Context base, KType parameterizedType) {
if (parameterizedType.getArguments().isEmpty()) {
throw new IllegalArgumentException("parameterizedType must have type arguments");
}
this.base = base;
this.operationParser = base.operationParser;
this.parameterParser = base.parameterParser;
this.jetBrainsMetadataMap = base.jetBrainsMetadataMap;
this.location = base.location;
this.staticObjectTypeMap = base.staticObjectTypeMap;
this.enumTypeMap = base.enumTypeMap;
this.errorMap = base.errorMap;
this.fetchedImmutableObjectTypeMap = base.fetchedImmutableObjectTypeMap;
this.rawImmutableObjectTypeMap = base.rawImmutableObjectTypeMap;
this.viewImmutableObjectTypeMap = base.viewImmutableObjectTypeMap;
this.fetcherMap = base.fetcherMap;
List typeParameters = ((KClass)parameterizedType.getClassifier()).getTypeParameters();
List projections = parameterizedType.getArguments();
Map map = new HashMap<>();
for (int i = typeParameters.size() - 1; i >= 0; --i) {
map.put(
new UnifiedTypeParameter(typeParameters.get(i)),
UnifiedTypeParameter.wrap(projections.get(i).getType())
);
}
this.typeVariableMap = map;
this.ignoreTypeVariableResolving = base.ignoreTypeVariableResolving;
}
private Context(Context base, boolean ignoreTypeVariableResolving) {
this.base = base;
this.operationParser = base.operationParser;
this.parameterParser = base.parameterParser;
this.jetBrainsMetadataMap = base.jetBrainsMetadataMap;
this.location = base.location;
this.staticObjectTypeMap = base.staticObjectTypeMap;
this.enumTypeMap = base.enumTypeMap;
this.errorMap = base.errorMap;
this.fetchedImmutableObjectTypeMap = base.fetchedImmutableObjectTypeMap;
this.rawImmutableObjectTypeMap = base.rawImmutableObjectTypeMap;
this.viewImmutableObjectTypeMap = base.viewImmutableObjectTypeMap;
this.fetcherMap = base.fetcherMap;
this.typeVariableMap = base.typeVariableMap;
this.ignoreTypeVariableResolving = ignoreTypeVariableResolving;
}
public Context locate(Location location) {
return new Context(this, location);
}
public Location getLocation() {
return location;
}
public Metadata.OperationParser getOperationParser() {
return operationParser;
}
public Metadata.ParameterParser getParameterParser() {
return parameterParser;
}
public JetBrainsMetadata getJetBrainsMetadata(Class type) {
return jetBrainsMetadataMap.computeIfAbsent(type, t -> new JetBrainsMetadata(type));
}
public Type parseType(AnnotatedType annotatedType) {
java.lang.reflect.Type javaType = annotatedType.getType();
FetchBy fetchBy = annotatedType.getAnnotation(FetchBy.class);
ImmutableType immutableType = null;
if (javaType instanceof Class) {
immutableType = ImmutableType.tryGet((Class) javaType);
}
if (fetchBy != null && (immutableType == null || !immutableType.isEntity())) {
throw new IllegalDocMetaException(
"Illegal type \"" +
annotatedType +
"\" declared in " +
location +
", @" +
FetchBy.class.getName() +
" can only used to decorate entity type"
);
}
if (javaType instanceof Class) {
Class javaClass = (Class) javaType;
if (immutableType != null) {
Type type = objectType(immutableType, fetchBy);
if (fetchBy != null && fetchBy.nullable()) {
type = NullableTypeImpl.of(type);
}
return type;
}
if (javaClass.isEnum()) {
EnumType enumType = enumTypeMap.get(javaClass);
if (enumType == null) {
enumType = new EnumTypeImpl(javaClass);
enumTypeMap.put(javaClass, enumType);
}
return enumType;
}
if (javaClass.isArray()) {
Type componentType = objectType(javaClass.getComponentType(), null);
return new ArrayTypeImpl(componentType);
}
SimpleType simpleType = SimpleTypeImpl.get(javaClass);
if (simpleType != null) {
return simpleType;
}
if (Collection.class.isAssignableFrom(javaClass) ||
Map.class.isAssignableFrom(javaClass)) {
throw new IllegalDocMetaException(
"Illegal type \"" +
annotatedType +
"\" declared in " +
location +
", collection and map must be parameterized type"
);
}
if (!ignoreTypeVariableResolving && javaClass.getTypeParameters().length != 0) {
throw new IllegalDocMetaException(
"Illegal type \"" +
annotatedType +
"\" declared in " +
location +
", generic type must be parameterized type"
);
}
return objectType(javaClass, null);
}
if (annotatedType instanceof AnnotatedWildcardType) {
return parseType(((AnnotatedWildcardType)annotatedType).getAnnotatedUpperBounds()[0]);
}
if (annotatedType instanceof AnnotatedArrayType) {
return new ArrayTypeImpl(parseType(((AnnotatedArrayType) annotatedType).getAnnotatedGenericComponentType()));
}
if (annotatedType instanceof AnnotatedTypeVariable) {
if (ignoreTypeVariableResolving) {
return new UnresolvedTypeVariableImpl(((TypeVariable)annotatedType.getType()).getName());
}
TypeVariable typeVariable = (TypeVariable) annotatedType.getType();
Object resolvedType = resolve(new UnifiedTypeParameter(typeVariable));
if (resolvedType instanceof KType) {
return parseKotlinType((KType) resolvedType);
}
return parseType((AnnotatedType) resolvedType);
}
if (annotatedType instanceof AnnotatedParameterizedType) {
AnnotatedParameterizedType annotatedParameterizedType = (AnnotatedParameterizedType) annotatedType;
ParameterizedType parameterizedType = (ParameterizedType) annotatedParameterizedType.getType();
java.lang.reflect.Type rawType = parameterizedType.getRawType();
if (!(rawType instanceof Class)) {
throw new IllegalDocMetaException(
"Illegal type \"" +
annotatedType +
"\" declared in " +
location +
", the parameterized whose raw type is not class is not supported"
);
}
Class rawClass = (Class) rawType;
if (Collection.class.isAssignableFrom(rawClass)) {
return new ArrayTypeImpl(parseType(annotatedParameterizedType.getAnnotatedActualTypeArguments()[0]));
}
if (Map.class.isAssignableFrom(rawClass)) {
return new MapTypeImpl(
parseType(annotatedParameterizedType.getAnnotatedActualTypeArguments()[0]),
parseType(annotatedParameterizedType.getAnnotatedActualTypeArguments()[1])
);
}
return new Context(this, annotatedParameterizedType).objectType(
rawClass,
Arrays.stream(annotatedParameterizedType.getAnnotatedActualTypeArguments())
.map(this::parseType)
.collect(Collectors.toList())
);
}
throw new AssertionError("Internal bug: unexpected annotated type " + annotatedType);
}
public Type parseErrorFieldType(Class javaClass) {
if (javaClass.isEnum()) {
EnumType enumType = enumTypeMap.get(javaClass);
if (enumType == null) {
enumType = new EnumTypeImpl(javaClass);
enumTypeMap.put(javaClass, enumType);
}
return enumType;
}
SimpleType simpleType = SimpleTypeImpl.get(javaClass);
if (simpleType != null) {
return simpleType;
}
if (Collection.class.isAssignableFrom(javaClass) ||
Map.class.isAssignableFrom(javaClass)) {
throw new IllegalArgumentException(
"The type of error field cannot be collection"
);
}
if (javaClass.getTypeParameters().length != 0) {
throw new IllegalArgumentException(
"The error field type cannot be generic type"
);
}
return objectType(javaClass, null);
}
public Map, StaticObjectType> getGenericTypes() {
Set> classes =
staticObjectTypeMap
.values()
.stream()
.filter(it -> !it.getTypeArguments().isEmpty())
.map(StaticObjectType::getJavaType)
.collect(Collectors.toSet());
Map, StaticObjectType> map = new HashMap<>((classes.size() * 4 + 2) / 3);
Context tmpContext = new Context(this, true);
for (Class clazz : classes) {
map.put(clazz, tmpContext.objectType(clazz, null));
}
return map;
}
private Object resolve(UnifiedTypeParameter typeParameter) {
Object resolvedType = typeVariableMap.get(typeParameter);
if (resolvedType != null) {
Object wrappedResolvedType = UnifiedTypeParameter.wrap(resolvedType);
if (!(wrappedResolvedType instanceof UnifiedTypeParameter)) {
return resolvedType;
}
typeParameter = (UnifiedTypeParameter) wrappedResolvedType;
}
if (base != null) {
return base.resolve(typeParameter);
}
throw new IllegalDocMetaException("Cannot resolve " + typeParameter + " of " + location);
}
public Type parseKotlinType(KType type) {
Type parsed = parseKotlinType0(type);
if (type.isMarkedNullable()) {
return NullableTypeImpl.of(parsed);
}
return parsed;
}
public Type parseKotlinType0(KType type) {
FetchBy fetchBy = null;
for (Annotation ann : type.getAnnotations()) {
if (ann instanceof FetchBy) {
fetchBy = (FetchBy) ann;
break;
}
}
KClass kotlinClass = null;
Class javaClass = null;
ImmutableType immutableType = null;
if (type.getClassifier() instanceof KClass) {
kotlinClass = (KClass) type.getClassifier();
javaClass = JvmClassMappingKt.getJavaClass(kotlinClass);
immutableType = ImmutableType.tryGet(javaClass);
}
if (fetchBy != null && (immutableType == null || !immutableType.isEntity())) {
throw new IllegalDocMetaException(
"Illegal type \"" +
type +
"\" declared in " +
location +
", @" +
FetchBy.class.getName() +
" can only used to decorate entity type"
);
}
if (javaClass != null && type.getArguments().isEmpty()) {
if (immutableType != null) {
return objectType(immutableType, fetchBy);
}
if (javaClass.isEnum()) {
EnumType enumType = enumTypeMap.get(javaClass);
if (enumType == null) {
enumType = new EnumTypeImpl(javaClass);
enumTypeMap.put(javaClass, enumType);
}
return enumType;
}
if (javaClass.isArray()) {
Type componentType = objectType(javaClass.getComponentType(), null);
return new ArrayTypeImpl(componentType);
}
SimpleType simpleType = SimpleTypeImpl.get(javaClass);
if (simpleType != null) {
return simpleType;
}
if (Collection.class.isAssignableFrom(javaClass) ||
Map.class.isAssignableFrom(javaClass)) {
throw new IllegalDocMetaException(
"Illegal type \"" +
type +
"\" declared in " +
location +
", collection and map must be parameterized type"
);
}
if (!ignoreTypeVariableResolving && javaClass.getTypeParameters().length != 0) {
throw new IllegalDocMetaException(
"Illegal type \"" +
type +
"\" declared in " +
location +
", generic type must be parameterized type"
);
}
return objectType(kotlinClass, null);
}
if (javaClass != null && !type.getArguments().isEmpty()) {
List argumentTypes = new ArrayList<>();
for (KTypeProjection projection : type.getArguments()) {
KType argumentType = projection.getType();
if (argumentType == null) {
throw new IllegalDocMetaException(
"Illegal type \"" +
type +
"\" declared in " +
location +
", generic type argument cannot be star"
);
}
argumentTypes.add(argumentType);
}
if (Collection.class.isAssignableFrom(javaClass)) {
return new ArrayTypeImpl(parseKotlinType(argumentTypes.get(0)));
}
if (Map.class.isAssignableFrom(javaClass)) {
return new MapTypeImpl(
parseKotlinType(argumentTypes.get(0)),
parseKotlinType(argumentTypes.get(1))
);
}
return new Context(this, type).objectType(
kotlinClass,
argumentTypes.stream().map(this::parseKotlinType).collect(Collectors.toList())
);
}
if (type.getClassifier() instanceof KTypeParameter) {
if (ignoreTypeVariableResolving) {
return new UnresolvedTypeVariableImpl(((KTypeParameter) type.getClassifier()).getName());
}
Object resolved = resolve(new UnifiedTypeParameter((KTypeParameter) type.getClassifier()));
if (resolved instanceof KType) {
return parseKotlinType((KType) resolved);
}
return parseType((AnnotatedType) resolved);
}
throw new AssertionError("Internal bug: unexpected kotlin type " + type);
}
private ImmutableObjectType objectType(ImmutableType type, FetchBy fetchBy) {
if (fetchBy != null) {
Class ownerType;
try {
ownerType = fetchBy.ownerType();
} catch (KotlinReflectionInternalError ex) {
// Bug of kotlin reflection
ownerType = void.class;
}
FetchByInfo info = new FetchByInfo(
ownerType != void.class ?
ownerType :
location.getDeclaringType(),
fetchBy.value()
);
Fetcher fetcher = fetcherOf(info);
return ImmutableObjectTypeImpl.fetch(this, type, fetcher, info);
}
if (location.isQueryResult() && type.isEntity()) {
return ImmutableObjectTypeImpl.view(this, type);
}
return ImmutableObjectTypeImpl.raw(this, type);
}
private StaticObjectType objectType(Class type, List typeArguments) {
if (type.isAnnotationPresent(kotlin.Metadata.class)) {
return objectType(JvmClassMappingKt.getKotlinClass(type), typeArguments);
}
StaticObjectType staticType = staticObjectTypeMap.get(new StaticObjectType.Key(type, typeArguments));
if (staticType == null) {
staticType = StaticObjectTypeImpl.create(this, type, typeArguments);
}
return staticType;
}
private StaticObjectType objectType(KClass type, List typeArguments) {
StaticObjectType staticType = staticObjectTypeMap.get(new StaticObjectType.Key(JvmClassMappingKt.getJavaClass(type), typeArguments));
if (staticType == null) {
staticType = StaticObjectTypeImpl.create(this, JvmClassMappingKt.getJavaClass(type), typeArguments);
}
return staticType;
}
private Fetcher fetcherOf(FetchByInfo info) {
Fetcher fetcher = fetcherMap.get(info);
if (fetcher == null && !fetcherMap.containsKey(info)) {
Ref> fetcherRef = staticFetcherOf(info, info.getOwnerType().isAnnotationPresent(kotlin.Metadata.class));
if (fetcherRef != null) {
fetcher = fetcherRef.getValue();
} else {
fetcher = companionFetcherOf(info);
}
fetcherMap.put(info, fetcher);
}
return fetcher;
}
private Ref> staticFetcherOf(FetchByInfo info, boolean allowReturnNull) {
Field field;
try {
field = info.getOwnerType().getDeclaredField(info.getConstant());
} catch (NoSuchFieldException ex) {
if (allowReturnNull) {
return null;
}
throw new IllegalDocMetaException(
"Illegal annotation @" +
FetchBy.class.getName() +
" in " +
location +
", there is no field \"" +
info.getConstant() +
"\" in the type \"" +
info.getOwnerType().getName() +
"\""
);
}
if (!Modifier.isStatic(field.getModifiers()) ||
!Modifier.isFinal(field.getModifiers()) ||
!Fetcher.class.isAssignableFrom(field.getType())
) {
if (allowReturnNull) {
return null;
}
throw new IllegalDocMetaException(
"Illegal annotation @" +
FetchBy.class.getName() +
" in " +
location +
", the field \"" +
field +
"\" must be static and final and must return fetcher"
);
}
field.setAccessible(true);
try {
return Ref.of((Fetcher) field.get(null));
} catch (IllegalAccessException ex) {
throw new IllegalDocMetaException(
"Cannot get `" +
info.getConstant() +
"` declared in \"" +
location +
"\""
);
}
}
private Fetcher companionFetcherOf(FetchByInfo info) {
Field companionField;
try {
companionField = info.getOwnerType().getDeclaredField("Companion");
} catch (NoSuchFieldException ex) {
companionField = null;
}
Object companion = null;
Field field = null;
if (companionField != null) {
companionField.setAccessible(true);
try {
companion = companionField.get(null);
} catch (IllegalAccessException ex) {
// Do nothing
}
if (companion != null) {
try {
field = companionField.getType().getDeclaredField(info.getConstant());
} catch (NoSuchFieldException ex) {
// Do nothing
}
}
}
if (field == null) {
throw new IllegalDocMetaException(
"Illegal annotation @" +
FetchBy.class.getName() +
" in " +
location +
", no static of companion fetcher \"" +
info.getConstant() +
"\""
);
}
if (!Fetcher.class.isAssignableFrom(field.getType())) {
throw new IllegalDocMetaException(
"Illegal annotation @" +
FetchBy.class.getName() +
" in " +
location +
", the field \"" +
field +
"\" must return fetcher"
);
}
field.setAccessible(true);
try {
return (Fetcher) field.get(companion);
} catch (IllegalAccessException ex) {
throw new IllegalDocMetaException(
"Cannot get `" +
info.getConstant() +
"` from \"" +
info.getOwnerType().getName() +
"\""
);
}
}
ImmutableObjectType getImmutableObjectType(ImmutableObjectType.Category category, ImmutableType type, Fetcher fetcher) {
switch (category) {
case FETCH:
return fetchedImmutableObjectTypeMap.get(fetcher);
case VIEW:
return viewImmutableObjectTypeMap.get(type);
case RAW:
return rawImmutableObjectTypeMap.get(type);
default:
return null;
}
}
StaticObjectType getStaticObjectType(Class rawType, List typeArguments) {
return staticObjectTypeMap.get(new StaticObjectType.Key(rawType, typeArguments));
}
void addStaticObjectType(StaticObjectTypeImpl impl) {
staticObjectTypeMap.put(new StaticObjectType.Key(impl.getJavaType(), impl.getTypeArguments()), impl);
}
void addImmutableObjectType(ImmutableObjectTypeImpl impl) {
switch (impl.getCategory()) {
case FETCH:
fetchedImmutableObjectTypeMap.put(impl.getFetcher(), impl);
break;
case VIEW:
viewImmutableObjectTypeMap.put(impl.getImmutableType(), impl);
break;
case RAW:
rawImmutableObjectTypeMap.put(impl.getImmutableType(), impl);
break;
}
}
public EnumBasedError getError(Enum error) {
EnumBasedError enumBasedError = errorMap.get(error);
if (enumBasedError == null) {
enumBasedError = getErrorImpl(error);
errorMap.put(error, enumBasedError);
}
return enumBasedError;
}
private EnumBasedError getErrorImpl(Enum error) {
if (!error.getClass().isAnnotationPresent(ErrorFamily.class)) {
throw new IllegalArgumentException(
"The enum type \"" +
error.getClass().getName() +
"\" cannot be considered as error " +
"because it is not decorated by \"" +
ErrorFamily.class.getName() +
"\""
);
}
Field constantField;
Map fieldMap = new LinkedHashMap<>();
try {
constantField = error.getClass().getField(error.name());
} catch (NoSuchFieldException ex) {
throw new AssertionError(
"Cannot get field of \"" +
error.name() +
"\" from \"" +
error.getClass() +
"\""
);
}
ErrorFields fields = constantField.getAnnotation(ErrorFields.class);
if (fields != null) {
for (ErrorField field : fields.value()) {
if (fieldMap.put(field.name(), parseErrorField(error, field)) != null) {
throw new IllegalArgumentException(
"Duplicated field name \"" +
field.name() +
"\" is declared on \"" +
error.getClass().getName() +
"." +
error.name() +
"\""
);
}
}
} else {
ErrorField field = constantField.getAnnotation(ErrorField.class);
if (field != null) {
fieldMap.put(field.name(), parseErrorField(error, field));
}
}
return new EnumBasedError(error, fieldMap);
}
private EnumBasedError.Field parseErrorField(Enum error, ErrorField field) {
Type type;
try {
type = parseErrorFieldType(field.type());
} catch (IllegalArgumentException ex) {
throw new IllegalDocMetaException(
"Cannot parse the field \"" +
field.name() +
"\" of \"" +
error.getClass().getName() +
"." +
error.name() +
"\". " +
ex.getMessage()
);
}
return new EnumBasedError.Field(field.name(), type);
}
private static class UnifiedTypeParameter {
private final String name;
UnifiedTypeParameter(TypeVariable typeVariable) {
name = typeVariable.getName();
}
UnifiedTypeParameter(KTypeParameter typeParameter) {
name = typeParameter.getName();
}
public String getName() {
return name;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
UnifiedTypeParameter that = (UnifiedTypeParameter) o;
return name.equals(that.name);
}
@Override
public int hashCode() {
return name.hashCode();
}
@Override
public String toString() {
return '<' + name + '>';
}
public static Object wrap(Object o) {
if (o instanceof AnnotatedTypeVariable) {
TypeVariable typeVariable = (TypeVariable)((AnnotatedTypeVariable)o).getType();
return new UnifiedTypeParameter(typeVariable);
} if (o instanceof TypeVariable) {
return new UnifiedTypeParameter((TypeVariable) o);
} else if (o instanceof KTypeParameter) {
return new UnifiedTypeParameter((KTypeParameter) o);
}
return o;
}
}
}
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