public class TypeVariableTypeInformation<T> extends Object
TypeDiscoverer
to determine the actual type for a TypeVariable
. Will consider the context the
TypeVariable
is being used in.Constructor and Description |
---|
TypeVariableTypeInformation(TypeVariable<?> variable,
Type owningType,
io.lettuce.core.dynamic.support.TypeDiscoverer<?> parent,
Map<TypeVariable<?>,Type> typeVariableMap)
Creates a bew
TypeVariableTypeInformation for the given TypeVariable owning Type and parent
TypeDiscoverer . |
Modifier and Type | Method and Description |
---|---|
protected TypeInformation<?> |
createInfo(Type fieldType)
Creates
TypeInformation for the given Type . |
protected TypeInformation<?> |
doGetComponentType() |
protected TypeInformation<?> |
doGetMapValueType() |
boolean |
equals(Object obj) |
TypeInformation<?> |
getActualType()
Transparently returns the
Map value type if the type is a Map , returns the component
type if the type TypeInformation.isCollectionLike() or the simple type if none of this applies. |
TypeInformation<?> |
getComponentType()
Returns the component type for
Collection s or the key type for Map s. |
Type |
getGenericType() |
TypeInformation<?> |
getMapValueType()
Will return the type of the value in case the underlying type is a
Map . |
List<TypeInformation<?>> |
getParameterTypes(Constructor<?> constructor)
Returns the
TypeInformation s for the parameters of the given Constructor . |
List<TypeInformation<?>> |
getParameterTypes(Method method)
Returns the
TypeInformation s for the parameters of the given Method . |
ClassTypeInformation<?> |
getRawTypeInformation()
Returns a
ClassTypeInformation to represent the TypeInformation of the raw type of the current instance. |
TypeInformation<?> |
getReturnType(Method method)
Returns a
TypeInformation for the return type of the given Method . |
TypeInformation<?> |
getSuperTypeInformation(Class<?> superType)
Returns the
TypeInformation for the given raw super type. |
Class<T> |
getType()
Returns the type of the property.
|
TypeInformation<?> |
getTypeArgument(Class<?> bound,
int index) |
List<TypeInformation<?>> |
getTypeArguments()
Returns the
TypeInformation for the type arguments of the current TypeInformation . |
Map<TypeVariable<?>,Type> |
getTypeVariableMap()
Returns the type variable map.
|
String |
getVariableName() |
int |
hashCode() |
boolean |
isAssignableFrom(TypeInformation<?> target)
Returns if the current
TypeInformation can be safely assigned to the given one. |
boolean |
isCollectionLike()
Returns whether the type can be considered a collection, which means it's a container of elements, e.g. a
Collection and Array or anything implementing Iterable . |
boolean |
isMap()
Returns whether the property is a
Map . |
protected Class<S> |
resolveClass(Type type)
Resolves the given type into a plain
Class . |
protected Type |
resolveType(Type type)
Resolves the given type into a
Type . |
String |
toString() |
public TypeVariableTypeInformation(TypeVariable<?> variable, Type owningType, io.lettuce.core.dynamic.support.TypeDiscoverer<?> parent, Map<TypeVariable<?>,Type> typeVariableMap)
TypeVariableTypeInformation
for the given TypeVariable
owning Type
and parent
TypeDiscoverer
.variable
- must not be null
owningType
- must not be null
parent
- can be be null
typeVariableMap
- must not be null
public Class<T> getType()
TypeInformation
getType
in interface TypeInformation<T>
public List<TypeInformation<?>> getTypeArguments()
TypeInformation
TypeInformation
for the type arguments of the current TypeInformation
.getTypeArguments
in interface TypeInformation<T>
public boolean equals(Object obj)
public int hashCode()
public String getVariableName()
protected TypeInformation<?> createInfo(Type fieldType)
TypeInformation
for the given Type
.public Map<TypeVariable<?>,Type> getTypeVariableMap()
getTypeVariableMap
in interface TypeInformation<S>
protected Class<S> resolveClass(Type type)
Class
.type
- protected Type resolveType(Type type)
Type
.type
- public List<TypeInformation<?>> getParameterTypes(Constructor<?> constructor)
TypeInformation
TypeInformation
s for the parameters of the given Constructor
.getParameterTypes
in interface TypeInformation<S>
constructor
- must not be null
.public Type getGenericType()
getGenericType
in interface TypeInformation<S>
public ClassTypeInformation<?> getRawTypeInformation()
TypeInformation
ClassTypeInformation
to represent the TypeInformation
of the raw type of the current instance.getRawTypeInformation
in interface TypeInformation<S>
public TypeInformation<?> getActualType()
TypeInformation
Map
value type if the type is a Map
, returns the component
type if the type TypeInformation.isCollectionLike()
or the simple type if none of this applies.getActualType
in interface TypeInformation<S>
public boolean isMap()
TypeInformation
Map
. If this returns true
you can expect
TypeInformation.getComponentType()
as well as TypeInformation.getMapValueType()
to return something not null
.isMap
in interface TypeInformation<S>
public TypeInformation<?> getMapValueType()
TypeInformation
Map
.getMapValueType
in interface TypeInformation<S>
protected TypeInformation<?> doGetMapValueType()
public boolean isCollectionLike()
TypeInformation
Collection
and Array
or anything implementing Iterable
. If this
returns true
you can expect TypeInformation.getComponentType()
to return a non-null
value.isCollectionLike
in interface TypeInformation<S>
public final TypeInformation<?> getComponentType()
TypeInformation
Collection
s or the key type for Map
s.getComponentType
in interface TypeInformation<S>
protected TypeInformation<?> doGetComponentType()
public TypeInformation<?> getReturnType(Method method)
TypeInformation
TypeInformation
for the return type of the given Method
. Will potentially resolve generics
information against the current types type parameter bindings.getReturnType
in interface TypeInformation<S>
method
- must not be null
.public List<TypeInformation<?>> getParameterTypes(Method method)
TypeInformation
TypeInformation
s for the parameters of the given Method
.getParameterTypes
in interface TypeInformation<S>
method
- must not be null
.public TypeInformation<?> getSuperTypeInformation(Class<?> superType)
TypeInformation
TypeInformation
for the given raw super type.getSuperTypeInformation
in interface TypeInformation<S>
superType
- must not be null
.TypeInformation
for the given raw super type or null
in case the current
TypeInformation
does not implement the given type.public boolean isAssignableFrom(TypeInformation<?> target)
TypeInformation
TypeInformation
can be safely assigned to the given one. Mimics semantics of
Class.isAssignableFrom(Class)
but takes generics into account. Thus it will allow to detect that a
List<Long>
is assignable to List<? extends Number>
.isAssignableFrom
in interface TypeInformation<S>
public TypeInformation<?> getTypeArgument(Class<?> bound, int index)
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