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
18 package org.apache.logging.log4j.core.appender.rolling;
19
20 import org.apache.logging.log4j.core.Core;
21 import org.apache.logging.log4j.core.LogEvent;
22 import org.apache.logging.log4j.core.config.plugins.Plugin;
23 import org.apache.logging.log4j.core.config.plugins.PluginFactory;
24
25 /*
26 * Never triggers and is handy for edge-cases in tests for example.
27 *
28 * @since 2.11.1
29 */
30 @Plugin(name = "NoOpTriggeringPolicy", category = Core.CATEGORY_NAME, printObject = true)
31 public class NoOpTriggeringPolicy extends AbstractTriggeringPolicy {
32
33 public static final NoOpTriggeringPolicy INSTANCE = new NoOpTriggeringPolicy();
34
35 @PluginFactory
36 public static NoOpTriggeringPolicy createPolicy() {
37 return INSTANCE;
38 }
39
40 @Override
41 public void initialize(final RollingFileManager manager) {
42 // NoOp
43 }
44
45 @Override
46 public boolean isTriggeringEvent(final LogEvent logEvent) {
47 // Never triggers.
48 return false;
49 }
50
51 }