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package com.jsoniter.annotation;

import com.jsoniter.spi.Decoder;

import com.jsoniter.spi.Encoder;

import java.lang.annotation.ElementType;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.lang.annotation.Target;

@Target({ElementType.ANNOTATION_TYPE, ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER})

@Retention(RetentionPolicy.RUNTIME)

public @interface JsonProperty {

/**

* @return alternative name for the field/getter/setter/parameter

*/

String value() default "";

/**

* @return when bind from multiple possible names, set this

*/

String[] from() default {};

/**

* @return when one field will write to multiple object fields, set this

*/

String[] to() default {};

/**

* @return used in decoding only, the field must present in the JSON, regardless null or not

*/

boolean required() default false;

/**

* @return set different decoder just for this field

*/

Class<? extends Decoder> decoder() default Decoder.class;

/**

* @return used in decoding only, choose concrete class for interface/abstract type

*/

Class<?> implementation() default Object.class;

/**

* @return set different encoder just for this field

*/

Class<? extends Encoder> encoder() default Encoder.class;

/**

* @return used in encoding only, should check null for this field,

* skip null checking will make encoding faster

*/

boolean nullable() default true;

/**

* @return used in encoding only, should check null for the value, if it is collection,

* skip null checking will make encoding faster

*/

boolean collectionValueNullable() default true;

/**

* @return if true, do not write the field altogether if value is null

*/

boolean omitNull() default true;

}