Examples with XMLStreamReader javax.xml.stream.XMLStreamReader used on opensource projects

Example 21 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project camel by apache.

the class XStreamDataFormat method createHierarchicalStreamReader.

protected HierarchicalStreamReader createHierarchicalStreamReader(Exchange exchange, InputStream stream) throws XMLStreamException {
    updateCharactorEncodingInfo(exchange);
    if (getXstreamDriver() != null) {
        return getXstreamDriver().createReader(stream);
    }
    XMLStreamReader xmlReader = getStaxConverter().createXMLStreamReader(stream, exchange);
    return new StaxReader(new QNameMap(), xmlReader);
}

Example 22 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project camel by apache.

the class JaxbDataFormat method unmarshal.

public Object unmarshal(Exchange exchange, InputStream stream) throws IOException, SAXException {
    try {
        Object answer;
        XMLStreamReader xmlReader;
        if (needFiltering(exchange)) {
            xmlReader = typeConverter.convertTo(XMLStreamReader.class, createNonXmlFilterReader(exchange, stream));
        } else {
            xmlReader = typeConverter.convertTo(XMLStreamReader.class, stream);
        }
        if (partialClass != null) {
            // partial unmarshalling
            answer = createUnmarshaller().unmarshal(xmlReader, partialClass);
        } else {
            answer = createUnmarshaller().unmarshal(xmlReader);
        }
        if (answer instanceof JAXBElement && isIgnoreJAXBElement()) {
            answer = ((JAXBElement<?>) answer).getValue();
        }
        return answer;
    } catch (JAXBException e) {
        throw new IOException(e);
    }
}

Example 23 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project camel by apache.

the class FallbackTypeConverter method unmarshal.

protected Object unmarshal(Unmarshaller unmarshaller, Exchange exchange, Object value) throws JAXBException, UnsupportedEncodingException, XMLStreamException {
    try {
        XMLStreamReader xmlReader;
        if (value instanceof XMLStreamReader) {
            xmlReader = (XMLStreamReader) value;
        } else if (value instanceof InputStream) {
            if (needFiltering(exchange)) {
                xmlReader = staxConverter.createXMLStreamReader(new NonXmlFilterReader(new InputStreamReader((InputStream) value, IOHelper.getCharsetName(exchange))));
            } else {
                xmlReader = staxConverter.createXMLStreamReader((InputStream) value, exchange);
            }
        } else if (value instanceof Reader) {
            Reader reader = (Reader) value;
            if (needFiltering(exchange)) {
                if (!(value instanceof NonXmlFilterReader)) {
                    reader = new NonXmlFilterReader((Reader) value);
                }
            }
            xmlReader = staxConverter.createXMLStreamReader(reader);
        } else if (value instanceof Source) {
            xmlReader = staxConverter.createXMLStreamReader((Source) value);
        } else {
            throw new IllegalArgumentException("Cannot convert from " + value.getClass());
        }
        return unmarshaller.unmarshal(xmlReader);
    } finally {
        if (value instanceof Closeable) {
            IOHelper.close((Closeable) value, "Unmarshalling", LOG);
        }
    }
}

Example 24 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project camel by apache.

the class XmlConverter method toStAXSource.

/**
     * Converts the source instance to a {@link StAXSource} or returns null if the conversion is not
     * supported (making it easy to derive from this class to add new kinds of conversion).
     * @throws FileNotFoundException
     * @throws XMLStreamException
     */
@Converter
public StAXSource toStAXSource(File file, Exchange exchange) throws FileNotFoundException, XMLStreamException {
    InputStream is = IOHelper.buffered(new FileInputStream(file));
    XMLStreamReader r = new StaxConverter().createXMLStreamReader(is, exchange);
    return new StAXSource(r);
}

Example 25 with XMLStreamReader

use of javax.xml.stream.XMLStreamReader in project camel by apache.

the class StaxConverterTest method testEncodingXmlStreamReader.

public void testEncodingXmlStreamReader() throws Exception {
    TEST_XML_WITH_XML_HEADER_ISO_8859_1_AS_BYTE_ARRAY_STREAM.reset();
    XMLStreamReader reader = null;
    XMLStreamWriter writer = null;
    ByteArrayOutputStream output = null;
    try {
        // enter text encoded with Latin1
        reader = context.getTypeConverter().mandatoryConvertTo(XMLStreamReader.class, TEST_XML_WITH_XML_HEADER_ISO_8859_1_AS_BYTE_ARRAY_STREAM);
        output = new ByteArrayOutputStream();
        // ensure UTF-8 encoding
        Exchange exchange = new DefaultExchange(context);
        exchange.setProperty(Exchange.CHARSET_NAME, UTF_8.name());
        writer = context.getTypeConverter().mandatoryConvertTo(XMLStreamWriter.class, exchange, output);
        // copy to writer
        while (reader.hasNext()) {
            reader.next();
            switch(reader.getEventType()) {
                case XMLStreamConstants.START_DOCUMENT:
                    writer.writeStartDocument();
                    break;
                case XMLStreamConstants.END_DOCUMENT:
                    writer.writeEndDocument();
                    break;
                case XMLStreamConstants.START_ELEMENT:
                    writer.writeStartElement(reader.getName().getLocalPart());
                    break;
                case XMLStreamConstants.CHARACTERS:
                    writer.writeCharacters(reader.getText());
                    break;
                case XMLStreamConstants.END_ELEMENT:
                    writer.writeEndElement();
                    break;
                default:
                    break;
            }
        }
    } finally {
        if (reader != null) {
            reader.close();
        }
        if (writer != null) {
            writer.close();
        }
    }
    assertNotNull(output);
    String result = new String(output.toByteArray(), UTF_8.name());
    assertEquals(TEST_XML, result);
}