我正在尝试使用 Apache 的 commons-lang3 创建一个可部署的 jar。但是,我的 Hadoop 所在的 AWS 集群不包含此库,因此我收到了 classNotFoundException。我想我需要手动添加该依赖项,但我在使用 Maven Shade 插件时遇到问题(建议我使用这个)我当前的 pom 文件如下所示:
<dependency>
<groupId>org.apache.pig</groupId>
<artifactId>pig</artifactId>
<version>0.12.0-cdh5.2.6</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.4</version>
</dependency>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.4.3</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<artifact>org.apache.commons:commons-lang3</artifact>
<includes>
<include>org/apache/commons/commons-lang3/3.4/*</include>
</includes>
<minimizeJar>true</minimizeJar>
</configuration>
</execution>
</executions>
</plugin>
Run Code Online (Sandbox Code Playgroud)
我想要一个完全正常的 jar,其中嵌入了 commons-lang3 库。我做错了什么吗?
当使用 shade 和 minimumJar 时,我从 shade 插件中得到一个 NullpointerException 。
在下面的示例中,我定义了两个依赖项;junit 和 commons-lang3,在我的代码中只使用来自 commons-lang3 - 的单个类StringUtils。我对 shade 文档的理解是未使用的类不会包含在阴影 jar 中,所以我希望阴影 jar 只包含我的类和 StringUtils。
运行时,mvn clean package我得到以下输出(此问题末尾包含 mvn clean package -X 的完整输出):
[错误] 无法执行目标 org.apache.maven.plugins:maven-shade-plugin:2.4.3:shade (default) on project shade: Error creation shaded jar: null: NullPointerException -> [Help 1]
这是在使用以下版本运行时:
mvn -version
Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5; 2015-11-10T16:41:47+00:00)
Maven home: /usr/local/Cellar/maven/3.3.9/libexec
Java version: 1.8.0, vendor: Oracle Corporation
Java home: /Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "mac os …Run Code Online (Sandbox Code Playgroud) Maven 新手,我试图使用 Maven 和 maven-shade-plugin 编译一个项目(因为它似乎是构建一个胖 jar 的最佳插件)。我试图指定我的主类来制作一个可运行的 jar 文件和一些包含翻译字符串的 .properties 文件。
根据 netbeans 输出,编译和构建似乎已通过,但我无法按以下方式运行它(假设由 Maven 构建的 jar 重命名为“程序”):
/usr/bin/java -cp program.jar bot.Main
> could not find or load main class bot.Main
Run Code Online (Sandbox Code Playgroud)
这是我的项目文件结构:
这是我的 pom.xml 文件:
<?xml version="1.0" encoding="UTF-8"?>
<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.mycompany</groupId>
<artifactId>mavenproject1</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<build>
<resources>
<resource>
<directory>src/main/java/resources</directory>
<includes>
<include>**/*.properties</include>
</includes>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.4.3</version>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<classpathPrefix>lib/</classpathPrefix>
<mainClass>bot.Main</mainClass>
</manifest>
</archive>
<shadedArtifactAttached>true</shadedArtifactAttached>
<shadedClassifierName>launcher</shadedClassifierName>
</configuration>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals> …Run Code Online (Sandbox Code Playgroud) 在 maven 中使用 shade-plugin 并稍后尝试使用 failsafe-plugin 运行集成测试时,当故障安全即将运行时,我收到以下错误,导致我的集成测试被跳过:
[ERROR] Invalid signature file digest for Manifest main attributes
Run Code Online (Sandbox Code Playgroud)
此错误似乎是由依赖项中的签名 jar 引起的。这个答案建议使用依赖插件过滤掉签名,但它似乎对我不起作用。Shade-plugin 只是解压了所有的依赖,并没有解决问题。我怎样才能使这项工作?
我刚刚将项目中的 Spring Boot 版本从 2.3.3 更新到 2.4.0。
对于我项目中的模块,我使用maven-shade-plugin简单的阴影目标,无需配置。当我使用 Spring Boot 2.3.3 时,一切都很顺利。2.4.0 的更新似乎要求我提供一个我无法加载的配置。
我从这篇文章中完成了所需的配置,但这对我没有帮助。
这是我现在所拥有的。
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>2.4.0</version>
</dependency>
</dependencies>
<executions>
<!-- Run shade goal on package phase -->
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
<resource>META-INF/spring.handlers</resource>
</transformer>
<transformer
implementation="org.springframework.boot.maven.PropertiesMergingResourceTransformer">
<resource>META-INF/spring.factories</resource>
</transformer>
<transformer
implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
<resource>META-INF/spring.schemas</resource>
</transformer>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
Run Code Online (Sandbox Code Playgroud)
我没有主类,因为这个模块的行为就像客户端(招摇生成的东西)。
我用maven构建的时候报错如下:
Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:3.2.1:shade (default) on project zenzefi-client: Unable to parse configuration of mojo …Run Code Online (Sandbox Code Playgroud) 我正在使用一个简单的项目,标准位置的webapp目录(src/main/webapp).出于某种原因,看起来maven-shade-plugin在最终生成的jar中不包含它 - 默认情况下它只包含工件src/main/resources.我试过使用以下配置,没有运气:
<configuration>
<artifactSet>
<includes>
<include>*</include>
<include>*:*</include>
</includes>
</artifactSet>
</configuration>
Run Code Online (Sandbox Code Playgroud)
有关如何做到这一点的任何建议,而无需将src/main/webapp移动到src/main/resources/webapp?
谢谢.
尤金.
我正在尝试创建一个部署包,它将我的maven模块的所有依赖项捆绑到eclipse中的另一个maven项目.
我在我的pom.xml中有这个
<modelVersion>4.0.0</modelVersion>
<groupId>com.my.proj</groupId>
<artifactId>AAA</artifactId>
<version>0.0.2-SNAPSHOT</version>
<name>btc</name>
<dependencies>
<dependency>
<groupId>com.another.proj</groupId>
<artifactId>BBB</artifactId>
<version>1.4-SNAPSHOT</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>1.6</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>com.group.id.Launcher1</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
Run Code Online (Sandbox Code Playgroud)
我在eclipse中使用"m2 Maven Build",其目标是"org.apache.maven.plugins:maven-shade-plugin:shade"和"Resolve Workspace artifacts".
它失败了
--- maven-shade-plugin:1.6:shade (default-cli) @ AAA ---
[ERROR] The project main artifact does not exist. This could have the following
[ERROR] reasons:
[ERROR] - You have invoked the goal directly from the command line. This is …Run Code Online (Sandbox Code Playgroud) 我正在尝试使用maven-shade-plugin来区分Java 6和Java 7工件。我从此链接的理解是,原始的工件将被阴影部分代替
[INFO] Replacing original artifact with shaded artifact.
[INFO] Replacing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT.jar with /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-SHADED.jar
[INFO] Replacing original test artifact with shaded test artifact.
[INFO] Replacing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-tests.jar with /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-SHADED-tests.jar
[INFO] Dependency-reduced POM written at: /Users/carlos/path/Libraries/xml/dependency-reduced-pom.xml
[INFO]
[INFO] --- maven-install-plugin:2.4:install (default-install) @ xml ---
[INFO] Installing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT.jar to /Users/carlos/.m2/repository/com/company/xml/1.5.0-SNAPSHOT/xml-1.5.0-SNAPSHOT.jar
[INFO] Installing /Users/carlos/path/Libraries/xml/dependency-reduced-pom.xml to /Users/carlos/.m2/repository/com/company/xml/1.5.0-SNAPSHOT/xml-1.5.0-SNAPSHOT.pom
[INFO] Installing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-tests.jar to /Users/carlos/.m2/repository/com/company/xml/1.5.0-SNAPSHOT/xml-1.5.0-SNAPSHOT-tests.jar
[INFO] Installing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-sources.jar to /Users/carlos/.m2/repository/com/company/xml/1.5.0-SNAPSHOT/xml-1.5.0-SNAPSHOT-sources.jar
[INFO] Installing /Users/carlos/path/Libraries/xml/target/xml-1.5.0-SNAPSHOT-tests.jar to /Users/carlos/.m2/repository/com/company/xml/1.5.0-SNAPSHOT/xml-1.5.0-SNAPSHOT-tests.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: …Run Code Online (Sandbox Code Playgroud) 当我使用"java -jar target\helloDropwizard-1.0-SNAPSHOT.jar服务器"运行基本的Dropwizard.io(v0.8.1)项目时,我收到错误"无法解析配置:logging.appenders".
完整的错误消息:
Failed to parse configuration at: logging.appenders.[0];
Could not resolve type id 'console' into a subtype of [simple type, class io.dropwizard.logging.AppenderFactory]: known type ids = [AppenderFactory] at [Source: N/A; line: -1, column: -1] (through reference chain: io.dropwizard.
Configuration["logging"]->io.dropwizard.logging.LoggingFactory["appenders"]->java.util.ArrayList[0])
Run Code Online (Sandbox Code Playgroud)
我的pom.xml
<properties>
<dropwizard.version>0.8.1</dropwizard.version>
</properties>
<dependencies>
<!-- Dropwizard -->
<dependency>
<groupId>io.dropwizard</groupId>
<artifactId>dropwizard-core</artifactId>
<version>${dropwizard.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>2.3</version>
<configuration>
<filters>
<filter> …Run Code Online (Sandbox Code Playgroud) 我正在使用 maven-shade-plugin 和 Sprint Boot。我将 spring-boot 依赖项定义为:
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>2.0.2.RELEASE</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
Run Code Online (Sandbox Code Playgroud)
我已经在 pom.xml 的标签中定义了项目特定的 uber-pom <parent>,因此无法spring-boot-starter-parent在<parent>标签中使用。
现在,当我这样做时mvn clean install,我得到以下异常:
`[ERROR] Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:3.1.1:shade (default) on project myapp: Unable to parse configuration of mojo org.apache.maven.plugins:maven-shade-plugin:3.1.1:shade for parameter transformers: Cannot load implementation hint 'org.springframework.boot.maven.PropertiesMergingResourceTransformer'`,
Run Code Online (Sandbox Code Playgroud)
PropertiesMergingResourceTransformer这清楚地表明无法找到实施。如果我使用标签中定义的 Spring-boot 配置<parent>,它工作得很好。
但是,如果我完全删除PropertiesMergingResourceTransformermaven-shade-plugin 配置中的配置,则无法执行捆绑的 jar,并给出如下异常:
`java.lang.IllegalArgumentException: No auto configuration classes found in META-INF/spring.factories. If you are …Run Code Online (Sandbox Code Playgroud) 我有与此处描述的完全相同的问题: Spark notworking with pureconfig。上述问题的唯一答案似乎是合理的,但我正在使用 Maven 而不是 sbt,并且我无法将发布的解决方案从 sbt 转换为 Maven。
我尝试过类似以下的操作:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>3.0.0</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
</execution>
</executions>
<configuration>
<createDependencyReducedPom>false</createDependencyReducedPom>
<relocations>
<relocation>
<pattern>com.chuusai:shapeless_2.11:2.3.2</pattern>
<shadedPattern>com.matek.shaded.com.chuusai:shapeless_2.11:2.3.2</shadedPattern>
</relocation>
<relocation>
<pattern>com.chuusai:shapeless_2.11:2.0.0</pattern>
<shadedPattern>com.matek.shaded.com.chuusai:shapeless_2.11:2.0.0</shadedPattern>
</relocation>
<relocation>
<pattern>com.github.pureconfig</pattern>
<shadedPattern>com.matek.shaded.com.github.pureconfig</shadedPattern>
<excludes>
<exclude>com.chuusai:shapeless_2.11:2.3.2</exclude>
</excludes>
<includes>
<include>com.matek.shaded.com.chuusai:shapeless_2.11:2.3.2</include>
</includes>
</relocation>
</relocations>
</configuration>
Run Code Online (Sandbox Code Playgroud)
但毫不奇怪,这不起作用(我什至不确定它是否正确)。如何指定 Maven Shade 插件配置以使其与 Spark Submit 一起使用?
当直接使用 运行我的项目时java,我可以确认特定方法能够通过getClass().getClassLoader().getResource(path)获取资源,其中path是docs/info.md并且存在一个文件src/main/resources/docs/info.md
当项目用 Maven 打包成最终的可执行文件 .jar 后,我可以docs/info.md通过以下方式确认路径已被包含jar tf myproject.jar
但是,当执行该 .jar 时,相同的getClass().getClassLoader().getResource(path)返回 null。
这是myproject.pom:
<?xml version="1.0"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<!-- io.outright.myproject [parent] -->
<parent>
<groupId>io.outright</groupId>
<artifactId>myproject</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
<!-- io.outright.myproject -->
<groupId>io.outright.myproject</groupId>
<artifactId>hub</artifactId>
<version>1.0-SNAPSHOT</version>
<name>hub</name>
<!-- props -->
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<!-- deps -->
<dependencies>
<!-- ....removed for readability.... -->
</dependencies>
<!-- build -->
<build>
<resources>
<resource>
<directory>${basedir}/src/main/resources</directory>
<includes> …Run Code Online (Sandbox Code Playgroud) maven ×11
java ×7
jar ×2
spring-boot ×2
apache ×1
apache-spark ×1
dropwizard ×1
eclipse ×1
jetty ×1
m2e ×1
maven-2 ×1
sbt ×1
scala ×1
spring ×1
war ×1