/*

   Derby - Class org.apache.derby.iapi.services.stream.InfoStreams

   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.derby.iapi.services.stream;

/**
 *
 * The Basic Services provide InfoStreams for reporting
 * information.
 * 

 * When creating a message for a stream,
 * you can create an initial entry with header information
 * and then append to it as many times as desired.
 * 

 * 
 * @see HeaderPrintWriter
 */
public interface InfoStreams {

	/**
	 Return the default stream. If the default stream could not be set up as requested then
	 it points indirectly to System.err.
	 * 
	 * @return the default stream.
	 */
	HeaderPrintWriter stream();
}