001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.scxml2.env;
018
019import java.io.Serializable;
020
021import javax.xml.stream.Location;
022import javax.xml.stream.XMLReporter;
023import javax.xml.stream.XMLStreamException;
024
025import org.apache.commons.logging.Log;
026import org.apache.commons.logging.LogFactory;
027
028/**
029 * Custom {@link XMLReporter} that logs the StAX parsing warnings in the
030 * SCXML document.
031 *
032 * @since 1.0
033 */
034public class SimpleXMLReporter implements XMLReporter, Serializable {
035
036    /** Serial version UID. */
037    private static final long serialVersionUID = 1L;
038
039    /** Log. */
040    private Log log = LogFactory.getLog(getClass());
041
042    /**
043     * Constructor.
044     */
045    public SimpleXMLReporter() {
046        super();
047    }
048
049    /**
050     * @see XMLReporter#report(String, String, Object, Location)
051     */
052    public void report(final String message, final String errorType, final Object relatedInformation,
053            final Location location)
054    throws XMLStreamException {
055        if (log.isWarnEnabled()) {
056            log.warn("[" + errorType + "] " + message + " (" + relatedInformation + ") at " + location);
057        }
058
059    }
060
061}