Java:将StreamResult转换为DOM

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.stream.StreamResult;

public class StreamResultToDOMExample {
    public static void main(String[] args) throws Exception {
        // 创建一个空的DOMResult对象
        DOMResult domResult = new DOMResult();

        // 创建一个StreamResult对象，指定输出目标
        StreamResult streamResult = new StreamResult(System.out);

        // 创建一个Transformer对象
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        Transformer transformer = transformerFactory.newTransformer();

        // 将StreamResult转换为DOMResult
        transformer.transform(streamResult, domResult);

        // 获取转换后的DOM对象
        org.w3c.dom.Document document = (org.w3c.dom.Document) domResult.getNode();
        // 可以对DOM对象进行进一步的处理

        // 打印DOM对象
        printDocument(document);
    }

    private static void printDocument(org.w3c.dom.Document document) throws Exception {
        // 创建一个Transformer对象
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        Transformer transformer = transformerFactory.newTransformer();

        // 将DOM对象转换为StreamResult，输出到控制台
        StreamResult streamResult = new StreamResult(System.out);
        transformer.transform(new javax.xml.transform.dom.DOMSource(document), streamResult);
    }
}