| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.logging.log4j.io.internal; |
| |
| import java.io.FilterReader; |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.nio.CharBuffer; |
| |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.Marker; |
| import org.apache.logging.log4j.io.CharStreamLogger; |
| import org.apache.logging.log4j.spi.ExtendedLogger; |
| |
| /** |
| * Internal class that exists primarily to allow location calculation to work. |
| * |
| * @since 2.12 |
| */ |
| public class InternalLoggerReader extends FilterReader { |
| |
| private final CharStreamLogger logger; |
| private final String fqcn; |
| |
| public InternalLoggerReader(final Reader reader, final ExtendedLogger logger, final String fqcn, final Level level, |
| final Marker marker) { |
| super(reader); |
| this.logger = new CharStreamLogger(logger, level, marker); |
| this.fqcn = fqcn; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| super.close(); |
| this.logger.close(this.fqcn); |
| } |
| |
| @Override |
| public int read() throws IOException { |
| final int c = super.read(); |
| this.logger.put(this.fqcn, c); |
| return c; |
| } |
| |
| @Override |
| public int read(final char[] cbuf) throws IOException { |
| return read(cbuf, 0, cbuf.length); |
| } |
| |
| @Override |
| public int read(final char[] cbuf, final int off, final int len) throws IOException { |
| final int charsRead = super.read(cbuf, off, len); |
| this.logger.put(this.fqcn, cbuf, off, charsRead); |
| return charsRead; |
| } |
| |
| @Override |
| public int read(final CharBuffer target) throws IOException { |
| final int len = target.remaining(); |
| final char[] cbuf = new char[len]; |
| final int charsRead = read(cbuf, 0, len); |
| if (charsRead > 0) { |
| target.put(cbuf, 0, charsRead); |
| } |
| return charsRead; |
| } |
| |
| @Override |
| public String toString() { |
| return "{stream=" + this.in + '}'; |
| } |
| } |