MDC xref

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    1   /*
    2    * Copyright 2001-2004 The Apache Software Foundation.
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *      http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16
    17  package org.apache.log4j;
    18
    19  public class MDC {
    20
    21    public static void put(String key, String value) {
    22      org.slf4j.MDC.put(key, value);
    23    }
    24
    25    public static void put(String key, Object value) {
    26      if (value != null) {
    27        put(key, value.toString());
    28      } else {
    29        put(key, null);
    30      }
    31    }
    32
    33    public static Object get(String key) {
    34      return org.slf4j.MDC.get(key);
    35    }
    36
    37    public static void remove(String key) {
    38      org.slf4j.MDC.remove(key);
    39    }
    40
    41    public static void clear() {
    42      org.slf4j.MDC.clear();
    43    }
    44  }