0
有人能告訴我什麼是錯？我花了2天以上的時間進行調試，但仍然無法使用。請問這個設置有什麼明顯的錯誤。我遵循網絡教程。mybatis：必須爲元素類型「映射器」聲明屬性「資源」
Exception in thread "main" org.apache.ibatis.exceptions.PersistenceException:
### Error building SqlSession.
### The error may exist in com/test/ProductMapper.xml
### Cause: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error creating document instance. Cause: org.xml.sax.SAXParseException; lineNumber: 7; columnNumber: 49; Attribute "resource" must be declared for element type "mapper".
at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:23)
at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:51)
at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:35)
at com.test.TestMybatis.delete(TestMybatis.java:44)
at com.test.Calltest.main(Calltest.java:18)
Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error creating document instance. Cause: org.xml.sax.SAXParseException; lineNumber: 7; columnNumber: 49; Attribute "resource" must be declared for element type "mapper".
at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:105)
at org.apache.ibatis.builder.xml.XMLConfigBuilder.parse(XMLConfigBuilder.java:88)
at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:49)
... 3 more
Caused by: org.apache.ibatis.builder.BuilderException: Error creating document instance. Cause: org.xml.sax.SAXParseException; lineNumber: 7; columnNumber: 49; Attribute "resource" must be declared for element type "mapper".
at org.apache.ibatis.parsing.XPathParser.createDocument(XPathParser.java:253)
at org.apache.ibatis.parsing.XPathParser.<init>(XPathParser.java:122)
at org.apache.ibatis.builder.xml.XMLMapperBuilder.<init>(XMLMapperBuilder.java:74)
at org.apache.ibatis.builder.xml.XMLConfigBuilder.mapperElement(XMLConfigBuilder.java:310)
at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:103)
... 5 more
Caused by: org.xml.sax.SAXParseException; lineNumber: 7; columnNumber: 49; Attribute "resource" must be declared for element type "mapper".
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:198)
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.error(ErrorHandlerWrapper.java:134)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:437)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:368)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:325)
at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.addDTDDefaultAttrsAndValidate(XMLDTDValidator.java:1253)
at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.handleStartElement(XMLDTDValidator.java:1917)
at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.emptyElement(XMLDTDValidator.java:763)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1342)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2770)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(DOMParser.java:243)
at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:347)
at org.apache.ibatis.parsing.XPathParser.createDocument(XPathParser.java:251)
... 9 more
產品映射
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.test.ProductMapper">
<mapper resource="com/test/ProductMapper.xml"/>
<typeAlias alias="Product" type="com.test.Product"/>
<insert id="insertProduct" parameterClass="Product">
insert into product (brand,model,name) values (#{brand},#{model},#{name});
</insert>
<delete id="deleteFilm" parameterClass="Product">
delete from product where id = #{id}
</delete>
</mapper>
產品POJO
package com.test;
public class Product {
private int id;
private String brand;
private String model;
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getBrand() {
return brand;
}
public void setBrand(String brand) {
this.brand = brand;
}
public String getModel() {
return model;
}
public void setModel(String model) {
this.model = model;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
測試類
package com.test;
import java.io.IOException;
import java.io.Reader;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
public class TestMybatis {
/**
* @param args
*/
private static final String RESOURCE = "com/test/SqlMapConfig.xml";
public static void test() throws IOException{
Reader reader = Resources.getResourceAsReader(RESOURCE);
SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(reader);
SqlSession session = null;
try{
session = sessionFactory.openSession();
//DAO mean Interface class
ProductMapper mapper=session.getMapper(ProductMapper.class);
//CRUD
Product p=new Product();
p.setName("kee");
mapper.insertProduct(p);
session.commit();
}catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
}
}
public void delete() throws IOException{
Reader reader = Resources.getResourceAsReader(RESOURCE);
SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(reader);
SqlSession session = null;
try{
session = sessionFactory.openSession();
//DAO mean Interface class
ProductMapper mapper=session.getMapper(ProductMapper.class);
//CRUD
mapper.deleteProduct(1);
session.commit();
}catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
}
}
}
沒人？請儘快修復 –