KeyDeserializer (jackson-databind 2.8.10)

java.lang.Object
- com.fasterxml.jackson.databind.KeyDeserializer

Direct Known Subclasses:

KeyDeserializer.None, StdKeyDeserializer
```
public abstract class KeyDeserializer
extends Object
```
Abstract class that defines API used for deserializing JSON content field names into Java Map keys. These deserializers are only used if the Map key class is not String or Object.

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`KeyDeserializer.None` This marker class is only to be used with annotations, to indicate that no deserializer is configured.

Constructor Summary

Constructors
Constructor and Description

KeyDeserializer()

Constructors
Constructor and Description
`KeyDeserializer()`

Method Summary

Methods
Modifier and Type	Method and Description
`abstract Object`	`deserializeKey(String key, DeserializationContext ctxt)` Method called to deserialize a `Map` key from JSON property name.

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

Constructor Detail
- KeyDeserializer
```
public KeyDeserializer()
```

Method Detail

deserializeKey

public abstract Object deserializeKey(String key,
                    DeserializationContext ctxt)
                               throws IOException,
                                      JsonProcessingException

Method called to deserialize a Map key from JSON property name.

Throws:: IOException; JsonProcessingException

Class KeyDeserializer

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

KeyDeserializer

Method Detail

deserializeKey