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.log4j; 19 20 import java.util.Stack; 21 22 /** 23 * A bare-bones implementation of log4j's NDC which compiles and prevents run 24 * time exceptions. 25 * 26 * @since SLF4J 1.6.0 27 */ 28 29 public class NDC { 30 31 public static void clear() { 32 } 33 34 public static Stack cloneStack() { 35 return null; 36 } 37 38 public static void inherit(Stack stack) { 39 } 40 41 static public String get() { 42 return null; 43 } 44 45 public static int getDepth() { 46 return 0; 47 } 48 49 public static String pop() { 50 return ""; 51 } 52 53 public static String peek() { 54 return ""; 55 } 56 57 public static void push(String message) { 58 } 59 60 static public void remove() { 61 } 62 63 static public void setMaxDepth(int maxDepth) { 64 } 65 66 }