private static Chunk parseChunk(final XMLStreamReader reader) throws XMLStreamException {
final Chunk chunk = new Chunk();
chunk.setCheckpointPolicy(getAttributeValue(reader, XmlAttribute.CHECKPOINT_POLICY, false));
chunk.setItemCount(getAttributeValue(reader, XmlAttribute.ITEM_COUNT, false));
chunk.setTimeLimit(getAttributeValue(reader, XmlAttribute.TIME_LIMIT, false));
chunk.setSkipLimit(getAttributeValue(reader, XmlAttribute.SKIP_LIMIT, false));
chunk.setRetryLimit(getAttributeValue(reader, XmlAttribute.RETRY_LIMIT, false));
while (reader.hasNext()) {
final int eventType = reader.next();
if (eventType != START_ELEMENT && eventType != END_ELEMENT) {
continue;
}
final XmlElement element = XmlElement.forName(reader.getLocalName());
switch (eventType) {
case START_ELEMENT:
switch (element) {
case READER:
chunk.setReader(parseRefArtifact(reader, XmlElement.READER));
break;
case PROCESSOR:
chunk.setProcessor(parseRefArtifact(reader, XmlElement.PROCESSOR));
break;
case WRITER:
chunk.setWriter(parseRefArtifact(reader, XmlElement.WRITER));
break;
case CHECKPOINT_ALGORITHM:
chunk.setCheckpointAlgorithm(
parseRefArtifact(reader, XmlElement.CHECKPOINT_ALGORITHM));
break;
case SKIPPABLE_EXCEPTION_CLASSES:
chunk.setSkippableExceptionClasses(
parseExceptionClassFilter(reader, XmlElement.SKIPPABLE_EXCEPTION_CLASSES));
break;
case RETRYABLE_EXCEPTION_CLASSES:
chunk.setRetryableExceptionClasses(
parseExceptionClassFilter(reader, XmlElement.RETRYABLE_EXCEPTION_CLASSES));
break;
case NO_ROLLBACK_EXCEPTION_CLASSES:
chunk.setNoRollbackExceptionClasses(
parseExceptionClassFilter(reader, XmlElement.NO_ROLLBACK_EXCEPTION_CLASSES));
break;
default:
throw BatchLogger.LOGGER.unexpectedXmlElement(
reader.getLocalName(), reader.getLocation());
}
break;
case END_ELEMENT:
if (element == XmlElement.CHUNK) {
return chunk;
} else {
throw BatchLogger.LOGGER.unexpectedXmlElement(
reader.getLocalName(), reader.getLocation());
}
}
}
throw BatchLogger.LOGGER.unexpectedXmlElement(reader.getLocalName(), reader.getLocation());
}
