如何解决此问题无法找到xml架构命名空间的SpringNamespaceHandler[http://www.springframework.org/schema/context]?

r6l8ljro  于 2021-07-16  发布在  Java
关注(0)|答案(0)|浏览(265)

我在运行jar文件后出错。使用spring上下文
但在intellijidea却不是。
正在尝试运行jar文件。

$ java -jar "Практическая работа №10-1.0.jar"
Exception in thread "main" org.springframework.beans.factory.parsing.BeanDefinitionParsingException: Configuration problem: Unable to locate Spring NamespaceHandler for XML schema namespace [http://www.springframework.org/schema/context]
Offending resource: class path resource [fighters.xml]

        at org.springframework.beans.factory.parsing.FailFastProblemReporter.error(FailFastProblemReporter.java:72)
        at org.springframework.beans.factory.parsing.ReaderContext.error(ReaderContext.java:119)
        at org.springframework.beans.factory.parsing.ReaderContext.error(ReaderContext.java:111)
        at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.error(BeanDefinitionParserDelegate.java:281)
        at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1388)
        at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1371)
        at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.parseBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:179)
        at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.doRegisterBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:149)
        at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.registerBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:96)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.registerBeanDefinitions(XmlBeanDefinitionReader.java:511)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:391)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:338)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:310)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:188)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:224)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:195)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:257)
        at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:128)
        at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:94)
        at org.springframework.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory(AbstractRefreshableApplicationContext.java:130)
        at org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory(AbstractApplicationContext.java:638)
        at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:523)
        at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:144)
        at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:85)
        at App.MainApp.main(MainApp.java:8)

但在智库

17:41:57: Executing task 'MainApp.main()'...

> Task :compileJava
> Task :processResources
> Task :classes

> Task :MainApp.main()
Boxer enters the ring

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.7/userguide/command_line_interface.html#sec:command_line_warnings

BUILD SUCCESSFUL in 1s
3 actionable tasks: 3 executed
17:41:58: Task execution finished 'MainApp.main()'.

构建.gradle

plugins {
    id 'java'
}

version '1.0'

repositories {
    mavenCentral()
}

dependencies {
    // https://mvnrepository.com/artifact/org.springframework/spring-context
    implementation group: 'org.springframework', name: 'spring-context', version: '5.2.13.RELEASE'
}

jar {
    manifest {
        attributes (
                'Class-Path': configurations.compile.collect {it.getName()}.join(' '),
                'Main-Class': 'App.MainApp'
        )
    }
    from {
        configurations.runtimeClasspath.collect {it.isDirectory() ? it : zipTree(it) }
    }
}

战士.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">
    <context:component-scan base-package="App"/>
</beans>

主应用程序类

package App;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class MainApp {
    public static void main(String[] args) {
        ApplicationContext ac = new ClassPathXmlApplicationContext("fighters.xml");
        Fighter f = (Fighter) ac.getBean("boxer");
        f.doFight();
    }
}

拳击手级

package App;

import org.springframework.stereotype.Component;

@Component
public class Boxer implements Fighter {
    @Override
    public void doFight() {
        System.out.println("Boxer enters the ring");
    }
}

我想使用spring上下文注解来动态更改类。xmlbean也可以正常工作,但是注解不行。请帮我解决这个问题。

暂无答案!

目前还没有任何答案,快来回答吧!

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