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    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.taglib;
    18
    19  import org.apache.logging.log4j.Level;
    20  import org.apache.logging.log4j.message.MessageFactory;
    21  import org.apache.logging.log4j.spi.ExtendedLogger;
    22  import org.apache.logging.log4j.spi.ExtendedLoggerWrapper;
    23
    24  /**
    25   * The bridge between the tag library and the Log4j API ensures that the source information for log events is
    26   * the JSP Servlet and not one of the taglib classes.
    27   *
    28   * @since 2.0
    29   */
    30  class Log4jTaglibLogger extends ExtendedLoggerWrapper {
    31      private static final long serialVersionUID = 1L;
    32
    33      public Log4jTaglibLogger(final ExtendedLogger logger, final String name, final MessageFactory messageFactory) {
    34          super(logger, name, messageFactory);
    35      }
    36
    37      @Override
    38      protected void entry(final String fqcn, final Object... params) {
    39          super.entry(fqcn, params);
    40      }
    41
    42      @Override
    43      protected <R> R exit(final String fqcn, final R result) {
    44          return super.exit(fqcn, result);
    45      }
    46
    47      @Override
    48      protected void catching(final String fqcn, final Level level, final Throwable t) {
    49          super.catching(fqcn, level, t);
    50      }
    51
    52      @Override
    53      protected <T extends Throwable> T throwing(final String fqcn, final Level level, final T t) {
    54          return super.throwing(fqcn, level, t);
    55      }
    56  }