refactor: change vul modules structure

2026-09-23 23:41:52 +08:00 · 2024-12-22 10:42:48 +08:00
parent 1272ee46b4
commit c859655e3a
32 changed files with 9 additions and 12 deletions
@@ -0,0 +1,27 @@
+import de.odysseus.el.ExpressionFactoryImpl;
+import de.odysseus.el.util.SimpleContext;
+
+import javax.el.ExpressionFactory;
+import javax.el.ValueExpression;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+/**
+ * @author ReaJason
+ * @since 2024/12/14
+ */
+public class ELServlet extends HttpServlet {
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        String data = req.getParameter("data");
+        ExpressionFactory factory = new ExpressionFactoryImpl();
+        SimpleContext context = new SimpleContext();
+        ValueExpression ve = factory.createValueExpression(context, "${" + data + "}", Object.class);
+        Object value = ve.getValue(context);
+        resp.getWriter().write(value.toString());
+    }
+}