/*
 * #%L
 * SciJava Common shared library for SciJava software.
 * %%
 * Copyright (C) 2009 - 2016 Board of Regents of the University of
 * Wisconsin-Madison, Broad Institute of MIT and Harvard, and Max Planck
 * Institute of Molecular Cell Biology and Genetics.
 * %%
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * #L%
 */

package org.scijava.log;

import org.scijava.Priority;
import org.scijava.plugin.Plugin;
import org.scijava.service.Service;

/**
 * Implementation of {@link LogService} using the standard error stream.
 * 
 * @author Johannes Schindelin
 * @author Curtis Rueden
 */
@Plugin(type = Service.class, priority = Priority.LOW_PRIORITY)
public class StderrLogService extends AbstractLogService {

	/**
	 * Prints a message to stderr.
	 * 
	 * @param message the message
	 */
	@Override
	protected void log(final String message) {
		System.err.println(message);
	}

	/**
	 * Prints an exception to stderr.
	 * 
	 * @param t the exception
	 */
	@Override
	protected void log(final Throwable t) {
		t.printStackTrace();
	}

}

@@ -1790,191 +1790,718 @@
 %0A * 
-%0A * @author Johannes Schindelin%0A * @author Curtis Rueden%0A */%0A@Plugin(type = Service.class, priority = Priority.LOW_PRIORITY)%0Apublic class StderrLogService extends AbstractLogService %7B
+%3Cp%3E%0A * Actually, this service is somewhat misnamed now, since it prints %7B@code WARN%7D%0A * and %7B@code ERROR%7D messages to stderr, but messages at lesser severities to%0A * stdout.%0A * %3C/p%3E%0A * %0A * @author Johannes Schindelin%0A * @author Curtis Rueden%0A */%0A@Plugin(type = Service.class, priority = Priority.LOW_PRIORITY)%0Apublic class StderrLogService extends AbstractLogService %7B%0A%0A%09@Override%0A%09protected void log(final int level, final Object msg) %7B%0A%09%09final String prefix = getPrefix(level);%0A%09%09final String message = (prefix == null ? %22%22 : prefix + %22 %22) + msg;%0A%09%09// NB: Emit severe messages to stderr, and less severe ones to stdout.%0A%09%09if (level %3C= WARN) System.err.println(message);%0A%09%09else System.out.println(message);%0A%09%7D
 %0A%0A%09/

use stdout non-severe messages