/*
 * Copyright 2002-2016 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.config.http;

import org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter;

/**
 * Stores the default order numbers of all Spring Security filters for use in
 * configuration.
 *
 * @author Luke Taylor
 * @author Rob Winch
 */

enum SecurityFilters {
	FIRST(Integer.MIN_VALUE), CHANNEL_FILTER, SECURITY_CONTEXT_FILTER, CONCURRENT_SESSION_FILTER,
	/** {@link WebAsyncManagerIntegrationFilter} */
	WEB_ASYNC_MANAGER_FILTER, HEADERS_FILTER, CORS_FILTER, CSRF_FILTER, LOGOUT_FILTER, X509_FILTER, PRE_AUTH_FILTER, CAS_FILTER, FORM_LOGIN_FILTER, OPENID_FILTER, LOGIN_PAGE_FILTER, DIGEST_AUTH_FILTER, BASIC_AUTH_FILTER, REQUEST_CACHE_FILTER, SERVLET_API_SUPPORT_FILTER, JAAS_API_SUPPORT_FILTER, REMEMBER_ME_FILTER, ANONYMOUS_FILTER, SESSION_MANAGEMENT_FILTER, EXCEPTION_TRANSLATION_FILTER, FILTER_SECURITY_INTERCEPTOR, SWITCH_USER_FILTER, LAST(
			Integer.MAX_VALUE);

	private static final int INTERVAL = 100;
	private final int order;

	private SecurityFilters() {
		order = ordinal() * INTERVAL;
	}

	private SecurityFilters(int order) {
		this.order = order;
	}

	public int getOrder() {
		return order;
	}
}
