/**
 * Copyright (C) 2010 Olafur Gauti Gudmundsson
 * <p/>
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may
 * obtain a copy of the License at
 * <p/>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p/>
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
 * and limitations under the License.
 */


package org.mongodb.morphia.annotations;


import org.mongodb.morphia.mapping.Mapper;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;


/**
 * @author Olafur Gauti Gudmundsson
 * @author Scott Hernandez
 */
@Documented
@Inherited
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.FIELD, ElementType.TYPE})
public @interface Embedded {

    /**
     * Specify the concrete class to instantiate.
     */
    Class<?> concreteClass() default Object.class;

    /**
     * The name of the Mongo value to store the field. Defaults to the name of the field being annotated.
     */
    String value() default Mapper.IGNORED_FIELDNAME;
}