1. 介绍

这里主要记录一下，我们常用的maven配置，方便后期开发配置环境，避免每次都从零开始配置工程。

2. 工程目录

3. pom的配置

<?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>org.example</groupId>
    <artifactId>sparkdemo01</artifactId>
    <version>1.0-SNAPSHOT</version>

    <properties>
        <maven.compiler.source>8</maven.compiler.source>
        <maven.compiler.target>8</maven.compiler.target>
        <scala.version>2.12.7</scala.version>
        <scala.simple.version>2.12</scala.simple.version>
        <spark.version>3.2.2</spark.version>
        <kafka.version>3.1.0</kafka.version>
        <env.scope>compile</env.scope> <!-- 默认作用域 -->
    </properties>

    <dependencies>

        <!-- Scala Library -->
        <dependency>
            <groupId>org.scala-lang</groupId>
            <artifactId>scala-library</artifactId>
            <version>${scala.version}</version>
        </dependency>


        <!-- Apache Spark -->
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-core_${scala.simple.version}</artifactId>
            <version>${spark.version}</version>
            <scope>${env.scope}</scope>
        </dependency>

        <!-- Spark SQL -->
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-sql_${scala.simple.version}</artifactId>
            <version>${spark.version}</version>
        </dependency>
        <!-- Spark 处理kafka的数据 -->
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-streaming-kafka-0-10_${scala.simple.version}</artifactId>
            <version>${spark.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.kafka</groupId>
            <artifactId>kafka-clients</artifactId>
            <version>${kafka.version}</version>
        </dependency>

    </dependencies>



    <profiles>
        <!-- Production profile -->
        <profile>
            <id>prd</id>
            <properties>
                <env.scope>provided</env.scope>
                <env>prd</env>
            </properties>
        </profile>

        <!-- Testing profile -->
        <profile>
            <id>tst</id>
            <properties>
                <env.scope>provided</env.scope>
                <env>tst</env>
            </properties>
        </profile>

        <!-- Development profile -->
        <profile>
            <id>dev</id>
            <properties>
                <env.scope>compile</env.scope>
                <env>dev</env>
            </properties>
            <activation>
                <activeByDefault>true</activeByDefault>
            </activation>
        </profile>
    </profiles>



    <build>
        <finalName>sparkdemo01</finalName>
        <resources>
            <resource>
                <directory>src/main/java</directory>
            </resource>
            <resource>
                <directory>src/main/resources</directory>
                <excludes>
                    <exclude>var/*</exclude>
                    <exclude>var/*</exclude>
                </excludes>
            </resource>
            <resource>
                <directory>src/main/resources/var</directory>
                <includes>
                    <include>${env}.properties</include>
                </includes>
            </resource>
        </resources>


        <plugins>

            <!-- Scala Maven Plugin -->
            <plugin>
                <groupId>net.alchim31.maven</groupId>
                <artifactId>scala-maven-plugin</artifactId>
                <version>4.5.3</version>
                <executions>
                    <execution>
                        <goals>
                            <goal>compile</goal>
                            <goal>testCompile</goal>
                        </goals>
                    </execution>
                </executions>
                <configuration>
                    <scalaVersion>${scala.version}</scalaVersion>
                    <recompileMode>incremental</recompileMode>
                </configuration>
            </plugin>

            <!-- Maven Compiler Plugin -->
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.1</version>
                <configuration>
                    <source>${maven.compiler.source}</source>
                    <target>${maven.compiler.target}</target>
                </configuration>
            </plugin>

            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-assembly-plugin</artifactId>
                <version>2.6</version>
                <configuration>
                    <descriptorRefs>
                        <descriptorRef>jar-with-dependencies</descriptorRef>
                    </descriptorRefs>
                </configuration>
                <executions>
                    <execution>
                        <id>make-assembly</id>
                        <phase>package</phase>
                        <goals>
                            <goal>single</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>

        </plugins>

    </build>

</project>