我正在尝试构建一个alexa-app,其中包含一些注释驱动的依赖注入(dagger 2)代码。alexa-sample-skills-test给出了示例 pom 并指示使用以下命令构建具有依赖项的 jar。
mvn assembly:assembly -DdescriptorId=jar-with-dependencies package
使用上述方法构建失败,出现此链接中列出的异常和输出。在深入研究maven docs之后,我发现 assembly:assembly 目标使用了可能造成严重破坏的非标准构建过程。相反,maven assembly-plugin 文档建议使用 assembly:single 目标。因此,我改用以下命令:
mvn assembly:single -DdescriptorId=jar-with-dependencies package
瞧.. 代码编译和链接很顺利。我得到一个 [project-name]-jar-with-dependencies.jar 文件。但是,当我在亚马逊服务器上传jar并尝试测试技能时,测试失败。日志说找不到类:echo.client.AccountInfoStreamHandler (ClassNotFoundException)。我想这个类只是发生在一个根启动器类上。
现在,我删除了所有 dagger 2 依赖项,并使用最简单的代码库重复相同的操作。第一个 Maven 命令(程序集:程序集)有效。第二个 maven 命令 (assembly:single) 失败并出现相同的“ClassNotFoundException”错误。我究竟做错了什么?我对maven不太熟悉,这真的是我第一次尝试对maven命令进行故障排除。非常感谢任何建议,指针,建议。
作为参考,POM 文件如下:
<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.apil.echo.accountant</groupId>
<artifactId>echo-device-client</artifactId>
<packaging>jar</packaging>
<version>1.0</version>
<name>Echo Device Client</name>
<repositories>
<repository>
<id>alexa-skills-kit-repo</id>
<url>file://${project.basedir}/repo</url>
</repository>
<repository>
<id>Maven Central</id>
<url>http://repo1.maven.org/maven2/</url>
</repository>
</repositories>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.powermock</groupId>
<artifactId>powermock-module-junit4</artifactId>
<version>1.6.4</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.powermock</groupId>
<artifactId>powermock-api-mockito</artifactId>
<version>1.6.4</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.5.3</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.5.3</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.5.3</version>
</dependency>
<dependency>
<groupId>com.plaid</groupId>
<artifactId>plaid-java</artifactId>
<version>0.2.12</version>
</dependency>
<dependency>
<groupId>alexa-skills-kit</groupId>
<artifactId>alexa-skills-kit</artifactId>
<version>1.1</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-server</artifactId>
<version>9.0.6.v20130930</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-servlet</artifactId>
<version>9.0.6.v20130930</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.10</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.3.2</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.apache.directory.studio</groupId>
<artifactId>org.apache.commons.io</artifactId>
<version>2.4</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-lambda-java-core</artifactId>
<version>1.0.0</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-dynamodb</artifactId>
<version>1.9.40</version>
</dependency>
<!-- using mockito for test -->
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-all</artifactId>
<version>1.9.5</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.google.dagger</groupId>
<artifactId>dagger</artifactId>
<version>2.0</version>
</dependency>
<dependency>
<groupId>com.google.dagger</groupId>
<artifactId>dagger-compiler</artifactId>
<version>2.0</version>
<optional>true</optional>
</dependency>
</dependencies>
<properties>
<property name="disableRequestSignatureCheck" value="false"/>
<property name="supportedApplicationIds" value=""/>
<property name="timestampTolerance" value="150"/>
</properties>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.2.1</version>
<configuration>
<mainClass>Launcher</mainClass>
<systemProperties>
<systemProperty>
<key>javax.net.ssl.keyStore</key>
<value>/insert/your/path/java-keystore.jks</value>
</systemProperty>
<systemProperty>
<key>javax.net.ssl.keyStorePassword</key>
<value>insert_your_password</value>
</systemProperty>
<systemProperty>
<key>com.amazon.speech.speechlet.servlet.disableRequestSignatureCheck</key>
<value>${disableRequestSignatureCheck}</value>
</systemProperty>
<systemProperty>
<key>com.amazon.speech.speechlet.servlet.supportedApplicationIds</key>
<value>${supportedApplicationIds}</value>
</systemProperty>
<systemProperty>
<key>com.amazon.speech.speechlet.servlet.timestampTolerance</key>
<value>${timestampTolerance}</value>
</systemProperty>
</systemProperties>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>