java – 为什么从Eclipse导出的可运行JAR不起作用？

发布时间：2020-12-15 04:55:03 所属栏目：Java 来源：网络整理

导读：我有一个从 Eclipse中运行良好的项目. 但是当我将它导出到可运行的JAR时,其中包含依赖项,它将无法运行. 从控制台运行JAR时的错误是：编辑(之前没有使用-jar运行它)： INFO: Loading XML bean definitions from class path resource [applicationContext-fra

我有一个从 Eclipse中运行良好的项目.
但是当我将它导出到可运行的JAR时,其中包含依赖项,它将无法运行.
从控制台运行JAR时的错误是：

编辑(之前没有使用-jar运行它)：

INFO: Loading XML bean definitions from class path resource [applicationContext-
framework.xml]
Exception in thread "main" java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.jdt.internal.jarinjarloader.JarRsrcLoader.main(JarRsrcLoa
der.java:58)
Caused by: org.springframework.beans.factory.BeanDefinitionStoreException: IOExc
eption parsing XML document from class path resource [applicationContext-framewo
rk.xml]; nested exception is java.io.FileNotFoundException: class path resource
[applicationContext-framework.xml] cannot be opened because it does not exist
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBea
nDefinitions(XmlBeanDefinitionReader.java:349)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBea
nDefinitions(XmlBeanDefinitionReader.java:310)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReade
r.loadBeanDefinitions(AbstractBeanDefinitionReader.java:143)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReade
r.loadBeanDefinitions(AbstractBeanDefinitionReader.java:178)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReade
r.loadBeanDefinitions(AbstractBeanDefinitionReader.java:149)
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReade
r.loadBeanDefinitions(AbstractBeanDefinitionReader.java:212)
        at org.springframework.context.support.AbstractXmlApplicationContext.loa
dBeanDefinitions(AbstractXmlApplicationContext.java:113)
        at org.springframework.context.support.AbstractXmlApplicationContext.loa
dBeanDefinitions(AbstractXmlApplicationContext.java:80)
        at org.springframework.context.support.AbstractRefreshableApplicationCon
text.refreshBeanFactory(AbstractRefreshableApplicationContext.java:123)
        at org.springframework.context.support.AbstractApplicationContext.obtain
FreshBeanFactory(AbstractApplicationContext.java:422)
        at org.springframework.context.support.AbstractApplicationContext.refres
h(AbstractApplicationContext.java:352)
        at org.springframework.context.support.ClassPathXmlApplicationContext.<i
nit>(ClassPathXmlApplicationContext.java:139)
        at org.springframework.context.support.ClassPathXmlApplicationContext.<i
nit>(ClassPathXmlApplicationContext.java:93)
        at com.horstmann.violet.UMLEditorApplication.getApplicationContext(UMLEd
itorApplication.java:111)
        at com.horstmann.violet.UMLEditorApplication.<init>(UMLEditorApplication
.java:94)
        at com.horstmann.violet.UMLEditorApplication.main(UMLEditorApplication.j
ava:84)
        ... 5 more
Caused by: java.io.FileNotFoundException: class path resource [applicationContex
t-framework.xml] cannot be opened because it does not exist
        at org.springframework.core.io.ClassPathResource.getInputStream(ClassPat
hResource.java:143)
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBea
nDefinitions(XmlBeanDefinitionReader.java:336)
        ... 20 more

但该文件位于资源/来自JAR根目录.

我错过了什么或做错了什么？

解决方法

尝试单击“将所需库打包到生成的JAR”选项.

JAR文件是常规压缩存档.确保MANIFEST.MF文件中的所有必需库都存在于生成的文件中.

（编辑：李大同）

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