Question

当我尝试将Java代码嵌入jsp时，我得到了出现以下错误？

<?xml version="1.0" encoding="UTF-8" ?>

<jsp:root xmlns:jsp="http://java.sun.com/JSP/Page" xmlns:f="http://java.sun.com/jsf/core" xmlns:h="http://java.sun.com/jsf/html" version="2.0">

    <jsp:directive.page language="java"

        contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" />

    <jsp:text>

        <![CDATA[ <?xml version="1.0" encoding="UTF-8" ?> ]]>

    </jsp:text>

    <jsp:text>

        <![CDATA[ <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> ]]>

    </jsp:text>

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />

<title>Insert title here</title>

</head>

<body>

<f:view>

<%= new java.util.Date() %>

</f:view>

</body>

</html>

</jsp:root>

类型异常报告

消息org.apache.jasper.JasperException：/index.jsp（行：[18]，列：[2]）元素的内容必须包含格式正确的字符数据或标记。

说明服务器遇到意外状况，阻止其满足请求。

例外

org.apache.jasper.JasperException: org.apache.jasper.JasperException: /index.jsp (line: [18], column: [2]) The content of elements must consist of well-formed character data or markup.
    org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:572)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:390)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
Root Cause

org.apache.jasper.JasperException: /index.jsp (line: [18], column: [2]) The content of elements must consist of well-formed character data or markup.
    org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:42)
    org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:292)
    org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:160)
    org.apache.jasper.compiler.JspDocumentParser.parse(JspDocumentParser.java:223)
    org.apache.jasper.compiler.ParserController.doParse(ParserController.java:235)
    org.apache.jasper.compiler.ParserController.parseDirectives(ParserController.java:127)
    org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:202)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:385)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:362)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:346)
    org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:603)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
Root Cause

org.xml.sax.SAXParseException; systemId: file:/Users/saikiranreddynagulapally/eclipse-workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/wtpwebapps/Scriptlets/index.jsp; lineNumber: 18; columnNumber: 2; The content of elements must consist of well-formed character data or markup.
    com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:203)
    com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:177)
    com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:400)
    com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:327)
    com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1472)
    com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.startOfMarkup(XMLDocumentFragmentScannerImpl.java:2635)
    com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2732)
    com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:602)
    com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:112)
    com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:505)
    com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:842)
    com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:771)
    com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
    com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
    com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:643)
    com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(SAXParserImpl.java:327)
    org.apache.jasper.compiler.JspDocumentParser.parse(JspDocumentParser.java:191)
    org.apache.jasper.compiler.ParserController.doParse(ParserController.java:235)
    org.apache.jasper.compiler.ParserController.parseDirectives(ParserController.java:127)
    org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:202)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:385)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:362)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:346)
    org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:603)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
Note The full stack trace of the root cause is available in the server logs.

当我尝试在jsp中嵌入Java代码时，出现以下错误？

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