001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.logging.log4j.io.internal;
019
020import java.io.BufferedInputStream;
021import java.io.IOException;
022import java.io.InputStream;
023import java.nio.charset.Charset;
024
025import org.apache.logging.log4j.Level;
026import org.apache.logging.log4j.Marker;
027import org.apache.logging.log4j.io.LoggerInputStream;
028import org.apache.logging.log4j.spi.ExtendedLogger;
029
030/**
031 * Internal class that exists primiarly to allow location calculations to work.
032 * @since 2.12
033 */
034public class InternalBufferedInputStream extends BufferedInputStream {
035    private static final String FQCN = InternalBufferedInputStream.class.getName();
036
037    public InternalBufferedInputStream(final InputStream in, final Charset charset, final ExtendedLogger logger,
038                                        final String fqcn, final Level level, final Marker marker) {
039        super(new InternalInputStream(in, charset, logger, fqcn == null ? FQCN : fqcn, level, marker));
040    }
041
042    public InternalBufferedInputStream(final InputStream in, final Charset charset, final int size,
043                                        final ExtendedLogger logger, final String fqcn, final Level level,
044                                        final Marker marker) {
045        super(new InternalInputStream(in, charset, logger, fqcn == null ? FQCN : fqcn, level, marker), size);
046    }
047
048    @Override
049    public void close() throws IOException {
050        super.close();
051    }
052
053    @Override
054    public synchronized int read() throws IOException {
055        return super.read();
056    }
057
058    @Override
059    public int read(final byte[] b) throws IOException {
060        return super.read(b, 0, b.length);
061    }
062
063    @Override
064    public synchronized int read(final byte[] b, final int off, final int len) throws IOException {
065        return super.read(b, off, len);
066    }
067
068    @Override
069    public String toString() {
070        return "{stream=" + this.in + '}';
071    }
072}