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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
    18  package org.apache.logging.log4j.io;
    19
    20  import java.io.BufferedReader;
    21  import java.io.IOException;
    22  import java.io.Reader;
    23  import java.nio.CharBuffer;
    24
    25  import org.apache.logging.log4j.Level;
    26  import org.apache.logging.log4j.Marker;
    27  import org.apache.logging.log4j.spi.ExtendedLogger;
    28
    29  /**
    30   *
    31   * @since 2.1
    32   */
    33  public class LoggerBufferedReader extends BufferedReader {
    34      private static final String FQCN = LoggerBufferedReader.class.getName();
    35
    36      protected LoggerBufferedReader(final Reader reader, final ExtendedLogger logger, final String fqcn,
    37                                     final Level level, final Marker marker) {
    38          super(new LoggerReader(reader, logger, fqcn == null ? FQCN : fqcn, level, marker));
    39      }
    40
    41      protected LoggerBufferedReader(final Reader reader, final int size, final ExtendedLogger logger, final String fqcn,
    42                                     final Level level, final Marker marker) {
    43          super(new LoggerReader(reader, logger, fqcn == null ? FQCN : fqcn, level, marker), size);
    44      }
    45
    46      @Override
    47      public void close() throws IOException {
    48          super.close();
    49      }
    50
    51      @Override
    52      public int read() throws IOException {
    53          return super.read();
    54      }
    55
    56      @Override
    57      public int read(final char[] cbuf) throws IOException {
    58          return super.read(cbuf, 0, cbuf.length);
    59      }
    60
    61      @Override
    62      public int read(final char[] cbuf, final int off, final int len) throws IOException {
    63          return super.read(cbuf, off, len);
    64      }
    65
    66      @Override
    67      public int read(final CharBuffer target) throws IOException {
    68          final int len = target.remaining();
    69          final char[] cbuf = new char[len];
    70          final int charsRead = read(cbuf, 0, len);
    71          if (charsRead > 0) {
    72              target.put(cbuf, 0, charsRead);
    73          }
    74          return charsRead;
    75      }
    76
    77      @Override
    78      public String readLine() throws IOException {
    79          return super.readLine();
    80      }
    81  }