| /* |
| * 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; |
| |
| import java.nio.CharBuffer; |
| |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.Marker; |
| import org.apache.logging.log4j.spi.ExtendedLogger; |
| |
| /** |
| * |
| * @since 2.1 |
| */ |
| public class CharStreamLogger { |
| private final ExtendedLogger logger; |
| private final Level level; |
| private final Marker marker; |
| private final StringBuilder msg = new StringBuilder(); |
| private boolean closed = false; |
| |
| public CharStreamLogger(final ExtendedLogger logger, final Level level, final Marker marker) { |
| this.logger = logger; |
| this.level = level == null ? logger.getLevel() : level; |
| this.marker = marker; |
| } |
| |
| public void close(final String fqcn) { |
| synchronized (this.msg) { |
| this.closed = true; |
| logEnd(fqcn); |
| } |
| } |
| |
| private void log(final String fqcn) { |
| // convert to string now so async loggers work |
| this.logger.logIfEnabled(fqcn, this.level, this.marker, this.msg.toString()); |
| this.msg.setLength(0); |
| } |
| |
| private void logEnd(final String fqcn) { |
| if (this.msg.length() > 0) { |
| log(fqcn); |
| } |
| } |
| |
| public void put(final String fqcn, final char[] cbuf, final int off, final int len) { |
| put(fqcn, CharBuffer.wrap(cbuf), off, len); |
| } |
| |
| public void put(final String fqcn, final CharSequence str, final int off, final int len) { |
| if (len >= 0) { |
| synchronized (this.msg) { |
| if (this.closed) { |
| return; |
| } |
| int start = off; |
| final int end = off + len; |
| for (int pos = off; pos < end; pos++) { |
| final char c = str.charAt(pos); |
| switch (c) { |
| case '\r': |
| case '\n': |
| this.msg.append(str, start, pos); |
| start = pos + 1; |
| if (c == '\n') { |
| log(fqcn); |
| } |
| break; |
| } |
| } |
| this.msg.append(str, start, end); |
| } |
| } else { |
| logEnd(fqcn); |
| } |
| } |
| |
| public void put(final String fqcn, final int c) { |
| if (c >= 0) { |
| synchronized (this.msg) { |
| if (this.closed) { |
| return; |
| } |
| switch (c) { |
| case '\n': |
| log(fqcn); |
| break; |
| case '\r': |
| break; |
| default: |
| this.msg.append((char) c); |
| } |
| } |
| } else { |
| logEnd(fqcn); |
| } |
| } |
| } |