提问者:小点点

从Maven崩溃中释放JAR


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。


共2个答案

匿名用户

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

匿名用户

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。