Manav Goyal

Maven - Java

  • Maven will build, document, and report source code of the project
  • Maven is similar to NPM
    • JDBC is similar to Node JS
    • ECMA made JS standard similar to Java made JDBC & JPA
    • Spring Boot is similar to React framework
  • 7 DevOps Lifecycle Phases
  • MAVEN Commands
    • mvn -v => Check version
    • Create MAVEN Project
      • mvn archetype:generate -DgroupId=com.accenture.lkm -DartifactId=dependency-counter-maven-plugin -Dversion=0.0.1-SNAPSHOT -DarchetypeGroupId=org.apache.maven.archetypes -DarchetypeArtifactId=maven-archetype-mojo
    • mvn compile => Compile maven project
    • mvn test-compile => Compile test files
    • mvn test
    • mvn package => Generate jar file
    • Testing the Plugin
      • mvn clean install
    • Generate Test Report
      • mvn surefire-report:report
    • Executing Plugin
      • mvn com.accenture.lkm:dependency-counter-maven-plugin:0.0.1-SNAPSHOT:dependency-counter
    • Executing Plugin with Scope property
      • mvn com.accenture.lkm:dependency-counter-maven-plugin:0.0.1-SNAPSHOT:dependency-counter -Dscope=provided
    • mvn clean install -U
  • Config MAVEN on local system – m2_home env_variable
  • How to create MAVEN project – CMD & Eclipse
  • Project Structure
  • MAVEN Dependencies (form.xml)
    • Direct & X
    • Scope – Test, Provided, Runtime …
    • Build Lifecycle – Default, Site …
    • CMD – MAVEN test, …
  • Packing
  • Clean previous project
  • MAVEN Plugins => Build, Reporting
    • Add reporting plugin
          <reporting>
      <plugins>
        <plugin>
          <groupId>org.apache.maven.plugin</groupId>
          <artifactId>maven-surefire-report-plugin</artifactId>
          <version>3.0.0-M7</version>
        </plugin>
      </plugins>
    </reporting>
    • MAVEN Custom Plugin
      • Archetypes – maven-archtype-mojo or maven-archtype-plugin
      • Run
        • cd maven_ex
        • mvn archetype:generate -DgroupId=com.accenture.lkm -DartifactId=dependency-counter-maven-plugin -Dversion=0.0.1-SNAPSHOT -DarchetypeGroupId=org.apache.maven.archetypes -DarchetypeArtifactId=maven-archetype-mojo
  • MOJO (Maven plain Old Java Object)
  • MAVEN Repositories – mroot
    • Central – repo.org
    • Remote / Private repo – form.xml config
  • Code Quality Review
    • Good Application Characteristics
  • Static Code Analysis
    • It is for examining the source code wheather it adheres to industry standards
    • Done without code execution
    • Tools
      • CheckStyle
      • PMD
      • Find Bugs
  • Sonarqube
    • Quality management platform, that does constant source code technical quality check
    • Sonarqube Installation & Configuration
      • Download community edition zip file from their website
      • Extract Sonarcube, Sonarscanner, JDK 17 in C drive
      • Set env variable
      • Run Sonarcube (from extracter sonarcube folder from CMD)
      • URL http://localhost:9000/
      • admin is Login & Password => Change password
      • Add in form.xml
            <build>
    <plugins>
    <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-plugin-plugin</artifactId>
    <version>3.4</version>
    </plugin>
    <!-- other plugins -->
    </plugins>

    <pluginManagement>
    <plugins>
    <!--This plugin's configuration is used to store Eclipse m2e settings only. It has no influence on the Maven build itself.-->
    <plugin>
    <groupId>org.eclipse.m2e</groupId>
    <artifactId>lifecycle-mapping</artifactId>
    <version>1.0.0</version>
    <configuration>
    <lifecycleMappingMetadata>
    <pluginExecutions>
    <pluginExecution>
    <pluginExecutionFilter>
    <groupId>
           org.apache.maven.plugins
    </groupId>
    <artifactId>
           maven-plugin-plugin
    </artifactId>
    <versionRange>[3.4,)</versionRange>
    <goals>
    <goal>descriptor</goal>
    </goals>
    </pluginExecutionFilter>
    <action>
    <execute/>
    </action>
    </pluginExecution>
    </pluginExecutions>
    </lifecycleMappingMetadata>
    </configuration>
    </plugin>
    </plugins>
    </pluginManagement>
    </build>
      • Others
            sonar-project.properties
    sonar.projectName=plugin_demo
    sonar.projectKey=pluginKey
    sonar.sources=src/main/java
    sonar.host.url=http://localhost:9000/
    sonar.token=sqp_d0e5bcc52c3f981bf3e8974dbefe93fb4627eacf
      • Help > Eclipse MarketPlace
  • Quality Gates
  • Architecture
  • Scan a Maven project - Static Code Analysis
  • Sonarlint plugin
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