0
こんにちは、私はカスタムタグを作成しようとしていますし、私は次のエラーを取得しています：不明な属性タイプ（文字列） - カスタムタグ - JSP
HTTP Status 500 -
type Exception report
message
description The server encountered an internal error() that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: /jsp/textInput.jsp(8,0) Unknown attribute type (String) for attribute person.
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:236)
org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1162)
org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:819)
org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1512)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2343)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2393)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2399)
org.apache.jasper.compiler.Node$Root.accept(Node.java:489)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2343)
org.apache.jasper.compiler.Validator.validate(Validator.java:1737)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:165)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:314)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:294)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:281)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
note The full stack trace of the root cause is available in the Apache Tomcat/6.0.16 logs.
私のコードは、のように次のです：
taglib.tld
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE taglib
PUBLIC "-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.2//EN"
"http://java.sun.com/dtd/web-jsptaglibrary_1_2.dtd">
<taglib>
<jsp-version>1.1</jsp-version>
<tlibversion>1.0</tlibversion>
<shortname></shortname>
<tag>
<name>ShowTag</name>
<tagclass>com.jjolt.ShowTag</tagclass>
<attribute>
<name>person</name>
<required>true</required>
<rtexprvalue>true</rtexprvalue>
</attribute>
</tag>
</taglib>
Data.jsp
<%@ page contentType="text/html; charset=iso-8859-1" language="java" %>
<html>
<body>
<form name="frm" method="get" action="textInput.jsp">
<table align="center">
<tr>
<td>Insert your name </td>
<td><input type="text" name="studentName"></td>
<td><input type="submit" name="Done" value="Done"></td>
</tr>
</table>
</form>
</body>
</html>
textInput.jsp
<%@ page contentType="text/html; charset=iso-8859-1" language="java" %>
<%@ taglib uri="/myTLD" prefix="mytag"%>
<%
String temp=request.getParameter("studentName");
%>
<mytag:ShowTag person= "<%=temp%>"/>
ShowTag.java
package com.jjolt;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
public class ShowTag extends TagSupport {
private String person;
public int doEndTag() throws JspException {
JspWriter out = pageContext.getOut();
try {
out.println("Hello " + person);
} catch (Exception e) {
}
return super.doEndTag();
}
public void setPerson(String person){
this.person = person;
}
public String getPerson(String person){
return (this.person);
}
}
I誰かから必要助けてください！
ありがとうございます！