private final void expectTag(String expElem, XMLStreamReader sr) throws XMLStreamException { if (!expElem.equals(sr.getLocalName())) { throw new XMLStreamException( "Unexpected element <" + sr.getLocalName() + ">: expecting <" + expElem + ">", sr.getLocation()); } }
@Override public DbData readData(InputStream in) throws XMLStreamException { XMLStreamReader sr = _staxInFactory.createXMLStreamReader(in); DbData result = new DbData(); sr.nextTag(); expectTag(FIELD_TABLE, sr); try { while (sr.nextTag() == XMLStreamReader.START_ELEMENT) { result.addRow(readRow(sr)); } } catch (IllegalArgumentException iae) { throw new XMLStreamException("Data problem: " + iae.getMessage(), sr.getLocation()); } sr.close(); return result; }
private final DbRow readRow(XMLStreamReader sr) throws XMLStreamException { expectTag(FIELD_ROW, sr); DbRow row = new DbRow(); while (sr.nextTag() == XMLStreamReader.START_ELEMENT) { String elemName = sr.getLocalName(); String value = sr.getElementText(); try { if (!row.assign(elemName, value)) { throw new XMLStreamException( "Unexpected element <" + elemName + ">: not one of recognized field names"); } } catch (IllegalArgumentException iae) { throw new XMLStreamException( "Typed access problem with input '" + value + "': " + iae.getMessage(), sr.getLocation(), iae); } } return row; }