我试图在Eclipse IDE中从我的项目中创建一个jar
文件。我试图在我的pom.xml
上运行mvn包
,如下所示:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.javacodegeeks.snippets.enterprise</groupId>
<artifactId>springexample</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-eclipse-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<mainClass>com.javacodegeeks.snippets.enterprise.App</mainClass>
</manifest>
</archive>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version> 3.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>com.rapplogic</groupId>
<artifactId>xbee-api</artifactId>
<version> 0.9</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>3.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>3.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
<version>1.2.2</version>
</dependency>
<dependency>
<groupId>javax.persistence</groupId>
<artifactId>persistence-api</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.6</version>
</dependency>
<dependency>
<groupId>jfreechart</groupId>
<artifactId>jfreechart</artifactId>
<version>1.0.0</version>
</dependency>
<dependency>
<groupId>jcommon</groupId>
<artifactId>jcommon</artifactId>
<version>0.9.5</version>
</dependency>
<dependency>
<groupId>org.graphstream</groupId>
<artifactId>gs-core</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>org.graphstream</groupId>
<artifactId>gs-ui</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>org.graphstream</groupId>
<artifactId>gs-algo</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>4.1.9.Final</version>
</dependency>
<dependency>
<groupId>org.rxtx</groupId>
<artifactId>rxtx</artifactId>
<version>2.1.7</version>
</dependency>
<dependency>
<groupId>org.bidib.jbidib.org.qbang.rxtx</groupId>
<artifactId>rxtxcomm</artifactId>
<version>2.2</version>
</dependency>
</dependencies>
</project>
之后,我得到了一个文件 MyProject-0.0.1-快照.jar
在项目的目标目录中。双击Eclipse中的那个罐子给了我一个弹出窗口,上面写着“Java虚拟机启动器 - 发生了java异常!
为了找到更多关于可能的问题,我已经在桌面上复制了那个罐子,并从中运行java -jar MyProject-0.0.1-快照.jar
。之后,我收到以下错误:
假设从错误日志中,我试图搜索我是否在我的Maven存储库中包含了< code > org . hibernate . CFG . naming strategy ,是的,我确实有它。从那以后,我陷入了困境。有什么想法吗?谢了。
您需要创建一个可执行的胖jar:一个也包含您的jar依赖项的胖jar。请参阅:使用maven构建胖jar
您可以天真地使用一个shell脚本来手动将所有内容添加到java-cp
参数中,但这很脆弱,当某些内容发生变化时,它会完全失败。
请注意,如果对任何依赖项进行了加密签名,这将无法正常工作,不幸的是,签名内容在< code>MANIFEST文件中,以这种方式它可以全局应用于整个。jar而不是单独的类或包。您必须手动从uber jar中删除签名。