日常坑-page1.jsp (line: 1, column: 96) The JSP specification requires that an attribute name is precede

最新推荐文章于 2022-08-31 22:00:00 发布

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最新推荐文章于 2022-08-31 22:00:00 发布

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分类专栏： JAVA

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本文分析了一种常见的JSP页面开发错误：属性名称前缺少空白字符导致的编译失败问题，并提供了正确的代码示例。

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严重: Servlet.service() for servlet [jsp] in context with path [/JspBaseDemo] threw exception [/session_page1.jsp (line: 1, column: 96) The JSP specification requires that an attribute name is preceded by whitespace] with root cause
org.apache.jasper.JasperException: /session_page1.jsp (line: 1, column: 96) The JSP specification requires that an attribute name is preceded by whitespace
	at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:42)
	at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:443)
	at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:89)
	at org.apache.jasper.compiler.Parser.parseAttributes(Parser.java:164)
	at org.apache.jasper.compiler.Parser.parseAttributes(Parser.java:183)
	at org.apache.jasper.compiler.ParserController.getPageEncodingForJspSyntax(ParserController.java:479)
	at org.apache.jasper.compiler.ParserController.determineSyntaxAndEncoding(ParserController.java:420)
	at org.apache.jasper.compiler.ParserController.doParse(ParserController.java:190)
	at org.apache.jasper.compiler.ParserController.parseDirectives(ParserController.java:119)
	at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:194)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:374)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:354)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:341)
	at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:662)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:364)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:745)

碰到这个异常一般是空格没有区分好,这个错误中显示第一行的96列有错误

错误的:<%@ page language="java" import="java.util.*,java.text.*"contentType="text/html; charset=utf-8" %>

正确的:<%@ page language="java" import="java.util.*,java.text.*" contentType="text/html; charset=utf-8" %>

正确的是有空格的