Key

@Target(FIELD)
@Retention(RUNTIME)
public @interface Key

Use this annotation to specify that a field is a data key, optionally providing the data key name to use.

If the data key name is not specified, the default is the Java field's name. For example:


 public class A {

 // uses data key name of "dataKeyNameMatchesFieldName"
 @Key
 public String dataKeyNameMatchesFieldName;

 // uses data key name of "some_other_name"
 @Key("some_other_name")
 private String dataKeyNameIsOverridden;

 // not a data key
 private String notADataKey;
 }

Since:: 1.0

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  java.lang.String value
  Override the data key name of the field or "##default" to use the Java field's name.

- Element Detail
  - value
```
java.lang.String value
```
    Override the data key name of the field or "##default" to use the Java field's name.
    
    Default:
    
    "##default"