Instantiator (spring-boot 2.7.13)

java.lang.Object
- org.springframework.boot.util.Instantiator<T>

Type Parameters:

T - the type to instantiate
```
public class Instantiator<T>
extends java.lang.Object
```
Simple factory used to instantiate objects by injecting available parameters.

Since:

2.4.0

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static interface`	`Instantiator.AvailableParameters` Callback used to register available parameters.
`static interface`	`Instantiator.FailureHandler` Strategy for handling a failure that occurs when instantiating a type.

Constructor Summary

Constructors
Constructor and Description
`Instantiator(java.lang.Class<?> type, java.util.function.Consumer<Instantiator.AvailableParameters> availableParameters)` Create a new `Instantiator` instance for the given type.
`Instantiator(java.lang.Class<?> type, java.util.function.Consumer<Instantiator.AvailableParameters> availableParameters, Instantiator.FailureHandler failureHandler)` Create a new `Instantiator` instance for the given type.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`java.util.List<T>`	`instantiate(java.lang.ClassLoader classLoader, java.util.Collection<java.lang.String> names)` Instantiate the given set of class name, injecting constructor arguments as necessary.
`java.util.List<T>`	`instantiate(java.util.Collection<java.lang.String> names)` Instantiate the given set of class name, injecting constructor arguments as necessary.
`java.util.List<T>`	`instantiateTypes(java.util.Collection<java.lang.Class<?>> types)` Instantiate the given set of classes, injecting constructor arguments as necessary.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Instantiator
```
public Instantiator(java.lang.Class<?> type,
                    java.util.function.Consumer<Instantiator.AvailableParameters> availableParameters)
```
    Create a new Instantiator instance for the given type.
    
    Parameters:
    
    type - the type to instantiate
    
    availableParameters - consumer used to register available parameters
  - Instantiator
```
public Instantiator(java.lang.Class<?> type,
                    java.util.function.Consumer<Instantiator.AvailableParameters> availableParameters,
                    Instantiator.FailureHandler failureHandler)
```
    Create a new Instantiator instance for the given type.
    
    Parameters:
    
    type - the type to instantiate
    
    availableParameters - consumer used to register available parameters
    
    failureHandler - a Instantiator.FailureHandler that will be called in case of failure when instantiating objects
    
    Since:
    
    2.7.0
- Method Detail
  - instantiate
```
public java.util.List<T> instantiate(java.util.Collection<java.lang.String> names)
```
    Instantiate the given set of class name, injecting constructor arguments as necessary.
    
    Parameters:
    
    names - the class names to instantiate
    
    Returns:
    
    a list of instantiated instances
  - instantiate
```
public java.util.List<T> instantiate(java.lang.ClassLoader classLoader,
                                     java.util.Collection<java.lang.String> names)
```
    Instantiate the given set of class name, injecting constructor arguments as necessary.
    
    Parameters:
    
    classLoader - the source classloader
    
    names - the class names to instantiate
    
    Returns:
    
    a list of instantiated instances
    
    Since:
    
    2.4.8
  - instantiateTypes
```
public java.util.List<T> instantiateTypes(java.util.Collection<java.lang.Class<?>> types)
```
    Instantiate the given set of classes, injecting constructor arguments as necessary.
    
    Parameters:
    
    types - the types to instantiate
    
    Returns:
    
    a list of instantiated instances
    
    Since:
    
    2.4.8

Class Instantiator<T>

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Instantiator

Instantiator

Method Detail

instantiate

instantiate

instantiateTypes