2014-09-21 486 views
2

我是XML解析和DTD的新手。 我想创建一个简单的SpringBean程序并使用Spring.xml实例化一个类(Triangle.java)。实体“HTML.Version”的声明必须以'>'结尾

我DrawingApp.java样子:

import org.springframework.beans.factory.BeanFactory; 
import org.springframework.beans.factory.xml.XmlBeanFactory; 
import org.springframework.context.ApplicationContext; 
import org.springframework.context.support.ClassPathXmlApplicationContext; 
import org.springframework.core.io.FileSystemResource; 

public class DrawingApp { 

    /** 
    * @param args 
    */ 
    public static void main(String[] args) { 
BeanFactory factory = new XmlBeanFactory(new FileSystemResource("Spring.xml")); 
    Triangle triangle = (Triangle) context.getBean("triangle"); 
    triangle.draw(); 

而且我Spring.xml是这样的:

<?xml version="1.0" encoding="UTF-8"?> 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 
<bean> 
<bean id="triangle" class="org.kumarjivi.Triangle" /> 
</bean> 

我一派,搜索前面的答案在计算器上同样的问题,他们告诉的东西像禁用DTD验证(我认为从DOCTYPE行给出的url验证DTD,我可以通过网页浏览器访问在url中指定的dtd)。但我不知道如何做到这一点。

我得到的例外是:

Sep 22, 2014 3:13:25 AM org.springframework.context.support.ClassPathXmlApplicationContext prepareRefresh 
INFO: Refreshing org[email protected]145d068: startup date [Mon Sep 22 03:13:25 IST 2014]; root of context hierarchy 
Sep 22, 2014 3:13:25 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions 
INFO: Loading XML bean definitions from class path resource [Spring.xml] 
Exception in thread "main" org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException: Line 31 in XML document from class path resource [Spring.xml] is invalid; nested exception is org.xml.sax.SAXParseException: The declaration for the entity "HTML.Version" must end with '>'. 
    at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:398) 
    at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:335) 
    at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:303) 
    at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:180) 
    at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:216) 
    at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:187) 
    at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:251) 
    at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:127) 
    at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:93) 
    at org.springframework.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory(AbstractRefreshableApplicationContext.java:129) 
    at org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory(AbstractApplicationContext.java:540) 
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:454) 
    at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139) 
    at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83) 
    at org.kumarjivi.DrawingApp.main(DrawingApp.java:16) 
Caused by: org.xml.sax.SAXParseException: The declaration for the entity "HTML.Version" must end with '>'. 
    at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source) 
    at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.scanEntityDecl(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.scanDecls(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.scanDTDExternalSubset(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source) 
    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source) 
    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source) 
    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source) 
    at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source) 
    at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(Unknown Source) 
    at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(Unknown Source) 
    at org.springframework.beans.factory.xml.DefaultDocumentLoader.loadDocument(DefaultDocumentLoader.java:76) 
    at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadDocument(XmlBeanDefinitionReader.java:428) 
    at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:390) 
    ... 14 more 

回答

3

http://www.w3.org/TR/html4/loose.dtd包含线

<!ENTITY % HTML.Version "-//W3C//DTD HTML 4.01 Transitional//EN" 
    -- Typical usage: 

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
    ... 43 lines ... 

--> 

它使用SGML的一个不起眼的功能,包括一个冗长的评论。对于XML解析器,看起来像尾随>丢失。

这是什么造成此错误信息,但是 -

spring.xml删除<!DOCTYPE HTML...>线。 Spring XML文件不是HTML,也不应该声称是。 HTML!= XML。

+0

我整个<!DOCTYPE HTML ...>删除线从Spring.xml但现在,当我尝试运行该程序,它给了我另一个错误 信息:从文件[C:\ Users \ kumar \ workspace \ SpringDemo \ Spring.xml]加载XML bean定义 线程“main”org.springframework.beans中的异常。 factory.xml.XmlBeanDefinitionStoreException:来自文件[C:\ Users \ kumar \ workspace \ Spri的XML文档中的第3行ngDemo \ Spring.xml]无效;嵌套异常是org.xml.sax.SAXParseException:cvc-elt.1:无法找到元素'bean'的声明。我应该添加一些来正确解析XML文件(之前它是HTML) – Jivi 2014-09-21 22:28:02

+0

@Jivi您可以尝试http://www.springframework.org/dtd/spring-beans-2.0.dtd或参见[如何在Spring中使用DOCTYPE XML文件](http://stackoverflow.com/questions/14378767/how-to-use-doctype-in​​-spring-xml-file) – andrewdotn 2014-09-21 22:34:11

+0

我以前试过这个(只是猜测),但它是一个空间导致问题。这工作。感谢您的时间:) – Jivi 2014-09-21 22:48:08

0

这工作得很好,我对最新的Spring框架v.4.2.1

<?xml version="1.0" encoding="UTF-8"?> 
 
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 
 
"http://www.springframework.org/dtd/spring-beans.dtd">