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/*
 * Copyright 2019 IBM All Rights Reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
package org.hyperledger.fabric.contract.annotation;

import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Class level annotation that defines the serializer that should be used to convert objects to and from the wire
 * format.
 *
 * This should annotate a class that implements the Serializer interface
 */
@Retention(RUNTIME)
@Target({ElementType.TYPE, ElementType.TYPE_USE})
public @interface Serializer {
    /** What is this serializer able to target? */
    enum TARGET {
        /** Target transaction functions. */
        TRANSACTION,
        /** Target all elements. */
        ALL
    }

    /** @return Target of the serializer */
    TARGET target() default Serializer.TARGET.ALL;
}