net.lenni0451.reflect.stream.field

Class FieldWrapper

java.lang.Object

net.lenni0451.reflect.stream.field.FieldWrapper

public class FieldWrapper
extends java.lang.Object

A wrapper of the Field class for easy access to all required methods.

Constructor Summary

Constructors

Constructor and Description
FieldWrapper(FieldStream parent, java.lang.reflect.Field field)

Method Summary

Modifier and Type	Method and Description
java.util.stream.Stream<java.lang.annotation.Annotation>	annotations()
void	copy(java.lang.Object target) Copy the value of the Field to the given target.
void	copy(java.lang.Object instance, java.lang.Object target) Copy the value of the Field to the given target with the given owner.
boolean	equals(java.lang.Object obj)
java.lang.reflect.Type[]	genericTypes()
<T> T	get() Get the value of the field.
<T> T	get(java.lang.Object instance) Get the value of the field with the given instance.
int	hashCode()
ModifierWrapper	modifier()
java.lang.String	name()
java.lang.Class<?>	owner()
FieldStream	parent()
java.lang.reflect.Field	raw()
void	set(java.lang.Object value) Set the value of the Field.
void	set(java.lang.Object instance, java.lang.Object value) Set the value of the Field with the given owner.
RStream	stream() Get the value of the field and wrap it in a new RStream.
RStream	stream(java.lang.Class<?> clazz) Get the value of the field and wrap it in a new RStream.
RStream	stream(java.lang.Class<?> clazz, java.lang.Object instance) Get the value of the field with the given instance and wrap it in a new RStream.
RStream	stream(java.lang.Object instance) Get the value of the field with the given instance and wrap it in a new RStream.
java.lang.String	toString()
java.lang.Class<?>	type()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FieldWrapper

public FieldWrapper(FieldStream parent,
                    java.lang.reflect.Field field)

Method Detail

parent

public FieldStream parent()

Returns:

The parent field stream

raw

public java.lang.reflect.Field raw()

Returns:

The underlying field

name

public java.lang.String name()

Returns:

The name of the field

type

public java.lang.Class<?> type()

Returns:

The type of the field

owner

public java.lang.Class<?> owner()

Returns:

The owner (declaring) class of the field

modifier

public ModifierWrapper modifier()

Returns:

The ModifierWrapper of the field

genericTypes

public java.lang.reflect.Type[] genericTypes()

Returns:

The generic types of the field

annotations

public java.util.stream.Stream<java.lang.annotation.Annotation> annotations()

Returns:

A stream of all annotations of the field

get

public <T> T get()

Get the value of the field.
The cached instance of the owner will be used if required.

Type Parameters:

T - The type of the field

Returns:

The value of the field

Throws:

java.lang.IllegalStateException - If the field is not static and no instance is cached

stream

public RStream stream()

Get the value of the field and wrap it in a new RStream.
The cached instance of the owner will be used if required.

Returns:

The value of the field

Throws:

java.lang.IllegalStateException - If the field is not static and no instance is cached

stream

public RStream stream(java.lang.Class<?> clazz)

Get the value of the field and wrap it in a new RStream.
The cached instance of the owner will be used if required.

Parameters:

clazz - The class used for the stream

Returns:

The value of the field

Throws:

java.lang.IllegalStateException - If the field is not static and no instance is cached

get

public <T> T get(java.lang.Object instance)

Get the value of the field with the given instance.

Type Parameters:

T - The type of the field

Parameters:

instance - The instance of the owner

Returns:

The value of the field

stream

public RStream stream(java.lang.Object instance)

Get the value of the field with the given instance and wrap it in a new RStream.

Parameters:

instance - The instance of the owner

Returns:

The value of the field

stream

public RStream stream(java.lang.Class<?> clazz,
                      java.lang.Object instance)

Get the value of the field with the given instance and wrap it in a new RStream.

Parameters:

clazz - The class used for the stream

instance - The instance of the owner

Returns:

The value of the field

set

public void set(java.lang.Object value)

Set the value of the Field.

Parameters:

value - The value to set the Field to

Throws:

java.lang.IllegalStateException - If trying to set a non-static Field if no instance is provided

set

public void set(java.lang.Object instance,
                java.lang.Object value)

Set the value of the Field with the given owner.

Parameters:

instance - The instance of the owner

value - The value to set the Field to

copy

public void copy(java.lang.Object target)

Copy the value of the Field to the given target.

Parameters:

target - The target to copy the value to

copy

public void copy(java.lang.Object instance,
                 java.lang.Object target)

Copy the value of the Field to the given target with the given owner.

Parameters:

instance - The instance of the owner

target - The target to copy the value to

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object