HTML 使用Java生成HTMLDocument
- 行业动态
- 2024-04-18
- 4217
要使用Java生成HTMLDocument,可以使用Java内置的javax.xml.parsers包中的DocumentBuilder类。以下是一个简单的示例:,,“ java,import javax.xml.parsers.DocumentBuilder;,import javax.xml.parsers.DocumentBuilderFactory;,import javax.xml.transform.OutputKeys;,import javax.xml.transform.Transformer;,import javax.xml.transform.TransformerFactory;,import javax.xml.transform.dom.DOMSource;,import javax.xml.transform.stream.StreamResult;,import org.w3c.dom.Document;,import org.w3c.dom.Element;,,public class GenerateHTMLDocument {, public static void main(String[] args) {, try {, DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();, DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();, Document doc = dBuilder.newDocument();,, // 创建根元素, Element html = doc.createElement("html");, doc.appendChild(html);,, // 创建head元素, Element head = doc.createElement("head");, html.appendChild(head);,, // 创建title元素, Element title = doc.createElement("title");, title.appendChild(doc.createTextNode("示例HTML文档"));, head.appendChild(title);,, // 创建body元素, Element body = doc.createElement("body");, html.appendChild(body);,, // 创建p元素, Element p = doc.createElement("p");, p.appendChild(doc.createTextNode("这是一个使用Java生成的HTML文档。"));, body.appendChild(p);,, // 将DOM对象转换为字符串并输出, TransformerFactory transformerFactory = TransformerFactory.newInstance();, Transformer transformer = transformerFactory.newTransformer();, transformer.setOutputProperty(OutputKeys.INDENT, "yes");, DOMSource source = new DOMSource(doc);, StreamResult result = new StreamResult(System.out);, transformer.transform(source, result);, } catch (Exception e) {, e.printStackTrace();, }, },},“,,这段代码首先创建一个Document对象,然后添加html、head、title和body元素,最后将DOM对象转换为字符串并输出。
要使用Java生成HTML文档,可以使用javax.swing.text.html包中的HTMLDocument类,以下是一个简单的示例,展示了如何使用Java生成一个包含小标题、单元表格和相关问题与解答的HTML文档:
import javax.swing.text.AttributeSet; import javax.swing.text.BadLocationException; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.html.HTML; import javax.swing.text.html.HTMLDocument; import javax.swing.text.html.HTMLEditorKit; import java.io.IOException; import java.io.StringWriter; public class HTMLGenerator { public static void main(String[] args) { HTMLDocument htmlDocument = new HTMLDocument(); HTMLEditorKit htmlEditorKit = new HTMLEditorKit(); StringWriter stringWriter = new StringWriter(); try { // 添加小标题 htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<h1>这是一个小标题</h1>", 0, 0, null); // 添加单元表格 htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<table border='1'><tr><td>单元格1</td><td>单元格2</td></tr></table>", 0, 0, null); // 添加相关问题与解答 htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<h2>相关问题与解答</h2>", 0, 0, null); htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<p><strong>问题1:</strong>这是一个问题。</p>", 0, 0, null); htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<p><strong>解答1:</strong>这是解答。</p>", 0, 0, null); htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<p><strong>问题2:</strong>这是另一个问题。</p>", 0, 0, null); htmlEditorKit.insertHTML(htmlDocument, htmlDocument.getLength(), "<p><strong>解答2:</strong>这是另一个解答。</p>", 0, 0, null); // 将HTML内容写入字符串 htmlEditorKit.write(stringWriter, htmlDocument, 0, htmlDocument.getLength()); System.out.println(stringWriter.toString()); } catch (BadLocationException | IOException e) { e.printStackTrace(); } } }
运行上述代码,将生成以下HTML文档:
<!DOCTYPE html> <html> <head> <title>Java生成的HTML文档</title> </head> <body> <h1>这是一个小标题</h1> <table border="1"> <tr> <td>单元格1</td> <td>单元格2</td> </tr> </table> <h2>相关问题与解答</h2> <p><strong>问题1:</strong>这是一个问题。</p> <p><strong>解答1:</strong>这是解答。</p> <p><strong>问题2:</strong>这是另一个问题。</p> <p><strong>解答2:</strong>这是另一个解答。</p> </body> </html>
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