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.appender.rolling.action;
18
19 import java.nio.file.Path;
20 import java.nio.file.attribute.BasicFileAttributes;
21 import java.util.Arrays;
22 import java.util.Objects;
23
24 import org.apache.logging.log4j.core.Core;
25 import org.apache.logging.log4j.core.config.plugins.Plugin;
26 import org.apache.logging.log4j.core.config.plugins.PluginElement;
27 import org.apache.logging.log4j.core.config.plugins.PluginFactory;
28
29 /**
30 * Composite {@code PathCondition} that accepts objects that are accepted by <em>any</em> component conditions.
31 * Corresponds to logical "OR".
32 */
33 @Plugin(name = "IfAny", category = Core.CATEGORY_NAME, printObject = true)
34 public final class IfAny implements PathCondition {
35
36 private final PathCondition[] components;
37
38 private IfAny(final PathCondition... filters) {
39 this.components = Objects.requireNonNull(filters, "filters");
40 }
41
42 public PathCondition[] getDeleteFilters() {
43 return components;
44 }
45
46 /*
47 * (non-Javadoc)
48 * @see org.apache.logging.log4j.core.appender.rolling.action.PathCondition#accept(java.nio.file.Path, java.nio.file.Path, java.nio.file.attribute.BasicFileAttributes)
49 */
50 @Override
51 public boolean accept(final Path baseDir, final Path relativePath, final BasicFileAttributes attrs) {
52 for (final PathCondition component : components) {
53 if (component.accept(baseDir, relativePath, attrs)) {
54 return true;
55 }
56 }
57 return false;
58 }
59
60 /*
61 * (non-Javadoc)
62 * @see org.apache.logging.log4j.core.appender.rolling.action.PathCondition#beforeFileTreeWalk()
63 */
64 @Override
65 public void beforeFileTreeWalk() {
66 for (final PathCondition condition : components) {
67 condition.beforeFileTreeWalk();
68 }
69 }
70
71 /**
72 * Create a Composite PathCondition: accepts if any of the nested conditions accepts.
73 *
74 * @param components The component conditions.
75 * @return A Composite PathCondition.
76 */
77 @PluginFactory
78 public static IfAny createOrCondition(
79 @PluginElement("PathConditions") final PathCondition... components) {
80 return new IfAny(components);
81 }
82
83 @Override
84 public String toString() {
85 return "IfAny" + Arrays.toString(components);
86 }
87 }