/*
 * Copyright 2015-2016 the original author or authors.
 *
 * 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
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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.springframework.security.jackson2;

import com.fasterxml.jackson.annotation.*;
import org.springframework.security.core.GrantedAuthority;

import java.util.Collection;

/**
 * This mixin class helps in serialize/deserialize
 * {@link org.springframework.security.authentication.RememberMeAuthenticationToken} class. To use this class you need to register it
 * with {@link com.fasterxml.jackson.databind.ObjectMapper} and 2 more mixin classes.
 *
 * <ol>
 *     <li>{@link SimpleGrantedAuthorityMixin}</li>
 *     <li>{@link UserMixin}</li>
 *     <li>{@link UnmodifiableSetMixin}</li>
 * </ol>
 *
 * <pre>
 *     ObjectMapper mapper = new ObjectMapper();
 *     mapper.registerModule(new CoreJackson2Module());
 * </pre>
 *
 * <i>Note: This class will save TypeInfo (full class name) into a property called @class</i>
 *
 * @author Jitendra Singh
 * @see CoreJackson2Module
 * @see SecurityJackson2Modules
 * @since 4.2
 */
@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, getterVisibility = JsonAutoDetect.Visibility.NONE,
		isGetterVisibility = JsonAutoDetect.Visibility.NONE, creatorVisibility = JsonAutoDetect.Visibility.ANY)
@JsonIgnoreProperties(ignoreUnknown = true)
class RememberMeAuthenticationTokenMixin {

	/**
	 * Constructor used by Jackson to create
	 * {@link org.springframework.security.authentication.RememberMeAuthenticationToken} object.
	 *
	 * @param keyHash hashCode of above given key.
	 * @param principal the principal (typically a <code>UserDetails</code>)
	 * @param authorities the authorities granted to the principal
	 */
	@JsonCreator
	public RememberMeAuthenticationTokenMixin(@JsonProperty("keyHash") Integer keyHash,
												@JsonProperty("principal") Object principal,
												@JsonProperty("authorities") Collection<? extends GrantedAuthority> authorities) {
	}
}
