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Special Java 1.8+ Library with extended JAXB support
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/*
* Copyright (C) 2014-2024 Philip Helger (www.helger.com)
* philip[at]helger[dot]com
*
* Licensed 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 com.helger.jaxb;
import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xml.sax.SAXParseException;
import com.helger.commons.callback.exception.IExceptionCallback;
import jakarta.xml.bind.JAXBException;
import jakarta.xml.bind.UnmarshalException;
/**
* Logging JAXB read Exception handler
*
* @author Philip Helger
* @since 9.2.2
*/
@Immutable
public class LoggingJAXBReadExceptionHandler implements IExceptionCallback
{
public static final LoggingJAXBReadExceptionHandler INSTANCE = new LoggingJAXBReadExceptionHandler ();
private static final Logger LOGGER = LoggerFactory.getLogger (LoggingJAXBReadExceptionHandler.class);
public void onException (@Nonnull final JAXBException ex)
{
if (ex instanceof UnmarshalException)
{
// The JAXB specification does not mandate how the JAXB provider
// must behave when attempting to unmarshal invalid XML data. In
// those cases, the JAXB provider is allowed to terminate the
// call to unmarshal with an UnmarshalException.
final Throwable aLinked = ((UnmarshalException) ex).getLinkedException ();
if (aLinked instanceof SAXParseException)
LOGGER.error ("Failed to parse XML document: " + aLinked.getMessage ());
else
LOGGER.error ("Unmarshal exception reading document", ex);
}
else
LOGGER.warn ("JAXB Exception reading document", ex);
}
}