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## com.fasterxml.jackson.databind.module
Class SimpleValueInstantiators

    java.lang.Object
      com.fasterxml.jackson.databind.deser.ValueInstantiators.Base
          com.fasterxml.jackson.databind.module.SimpleValueInstantiators

All Implemented Interfaces:
  ValueInstantiators, Serializable

    public class SimpleValueInstantiators

extends ValueInstantiators.Base
implements Serializable

See Also:
  Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface com.fasterxml.jackson.databind.deser.ValueInstantiators
`ValueInstantiators.Base`

Field Summary
`protected HashMap<ClassKey,ValueInstantiator>` | `_classMappings` Mappings from raw (type-erased, i.e.

Constructor Summary
`SimpleValueInstantiators()`

Method Summary
`SimpleValueInstantiators` | `addValueInstantiator(Class<?> forType, ValueInstantiator inst)`
`ValueInstantiator` | `findValueInstantiator(DeserializationConfig config, BeanDescription beanDesc, ValueInstantiator defaultInstantiator)` Method called to find the `ValueInstantiator` to use for creating instances of specified type during deserialization.

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

Field Detail

### _classMappings

    protected HashMap<ClassKey,ValueInstantiator> _classMappings

  Mappings from raw (type-erased, i.e. non-generic) types to matching `ValueInstantiator` instances.

Constructor Detail

### SimpleValueInstantiators

    public SimpleValueInstantiators()

Method Detail

### addValueInstantiator

    public SimpleValueInstantiators addValueInstantiator(Class<?> forType,
                                                         ValueInstantiator inst)

### findValueInstantiator

    public ValueInstantiator findValueInstantiator(DeserializationConfig config,
                                                   BeanDescription beanDesc,
                                                   ValueInstantiator defaultInstantiator)

  Description copied from interface: `ValueInstantiators`
  Method called to find the `ValueInstantiator` to use for creating instances of specified type during deserialization. Note that a default value instantiator is always created first and passed; if an implementation does not want to modify or replace it, it has to return passed instance as is (returning null is an error)

  Specified by:
    `findValueInstantiator` in interface `ValueInstantiators`
  Overrides:
    `findValueInstantiator` in class `ValueInstantiators.Base`
  Parameters:
    `config` - Deserialization configuration in use
    `beanDesc` - Additional information about POJO type to be instantiated
    `defaultInstantiator` - Instantiator that will be used if no changes are made; passed to allow custom instances to use annotation-provided information (note, however, that earlier `ValueInstantiators` may have changed it to a custom instantiator already)
  Returns:
    Instantiator to use; either `defaultInstantiator` that was passed, or a custom variant; can not be null.

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