| /* |
| * 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.cassandra; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.PrintStream; |
| |
| import ch.qos.logback.core.OutputStreamAppender; |
| import ch.qos.logback.core.status.Status; |
| import ch.qos.logback.core.status.WarnStatus; |
| |
| public class ConsoleAppender<E> extends OutputStreamAppender<E> |
| { |
| private String target = "System.out"; |
| |
| public void setTarget(String target) |
| { |
| if(!(target.equals("System.out") || target.equals("System.err"))) |
| { |
| Status status = new WarnStatus("[" + target + "] should be one of System.out or System.err", this); |
| status.add(new WarnStatus("Using default target System.out", this)); |
| addStatus(status); |
| return; |
| } |
| this.target = target; |
| } |
| |
| public String getTarget() |
| { |
| return target; |
| } |
| |
| @Override |
| public void start() |
| { |
| @SuppressWarnings("resource") |
| final PrintStream targetStream = target.equals("System.out") ? LogbackStatusListener.originalOut : LogbackStatusListener.originalErr; |
| setOutputStream(new OutputStream() { |
| @Override |
| public void write(int b) |
| { |
| targetStream.write(b); |
| } |
| |
| @Override |
| public void write(byte[] b) throws IOException |
| { |
| targetStream.write(b); |
| } |
| |
| @Override |
| public void write(byte[] b, int off, int len) |
| { |
| targetStream.write(b, off, len); |
| } |
| |
| @Override |
| public void flush() |
| { |
| targetStream.flush(); |
| } |
| }); |
| super.start(); |
| } |
| } |