1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache license, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the license for the specific language governing permissions and 15 * limitations under the license. 16 */ 17 package org.apache.logging.log4j.core.config; 18 19 import java.lang.annotation.ElementType; 20 import java.lang.annotation.Retention; 21 import java.lang.annotation.RetentionPolicy; 22 import java.lang.annotation.Target; 23 24 /** 25 * Identifies the relative ordering of a {@link ConfigurationFactory} plugin. 26 * 27 * @see OrderComparator 28 */ 29 // TODO: 2.2+ use this annotation for all @Plugin classes 30 @Retention(RetentionPolicy.RUNTIME) 31 @Target(ElementType.TYPE) 32 public @interface Order { 33 /** 34 * The priority of this annotated type. Larger numbers indicate lower priority with a lowest priority of 35 * {@link Integer#MAX_VALUE}. 36 */ 37 int value(); 38 }