StreamResultTest.java 文件源码

@Test
public void testStreamWriterWithStAXResultNStreamWriter() {
    final String EXPECTED_OUTPUT = "<?xml version=\"1.0\"?><root></root>";

    try {
        XMLOutputFactory ofac = XMLOutputFactory.newInstance();
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        XMLStreamWriter writer = ofac.createXMLStreamWriter(buffer);
        StAXResult res = new StAXResult(writer);
        writer = ofac.createXMLStreamWriter(res);
        writer.writeStartDocument("1.0");
        writer.writeStartElement("root");
        writer.writeEndElement();
        writer.writeEndDocument();
        writer.close();
        Assert.assertEquals(buffer.toString(), EXPECTED_OUTPUT);
    } catch (Exception e) {
        e.printStackTrace();
        Assert.fail(e.toString());
    }
}