See how Maven and the Last Airbender are similar. Quick presentation on helpful maven tips, maven 3, and mvnsh.

1. by James Lorenzen 1

2. Which Resembles Maven? 2

3. Builds Dependencies Reporting Convention 3

4. Frustrated? 4

5. archetype Anti-Profiles gmavenplugin Tips Create SNAPSHOT POM is code Maven properties Depend Releases dependency:tree !maven 5

6. gmaven <configuration> <source> def file = "$pom.basedir/target/${project.artifactId}-${project.version}.${project.packaging}" def ear = new File(file) log.info("${ear?.length()}"); def maxsize = project.properties['ear.maxsize']; if (ear?.length() > maxsize?.toInteger()) { fail("EAR Exceeds maximum size allowed."); } </source> </configuration> 6 Ron Alleva gmaven Example

7. Useful mvncmds mvn –pl core,netcds-ws install mvn –pl netcds-ws –am install mvn –pl core –amd install 7-13

8. Backwards Compatible Been out for 16 months Polyglot mvnsh Maven 3 8

9. Backwards Compatible maven 3 maven 2 Compatibility Matrix 9

10. Groovy Ruby Polyglot Scala YAML Polyglot Maven 10

11. project { groupId 'foo' artifactId 'bar' version '1.0' } dependency('foo:bar:1.0') goals('compile', 'execute') Groovy POM 11

12. mvnsh Pre-loaded shell environment Speeds up build times Based on Maven 3 Therefore can work with Maven 2 projects History Color Coded Alias Tab completion Growl support mvnsh 12

13. Jason van Zyl “If you use mvnsh and find problems the turn around time for fixes is usually a day or two. Maven 3.x is better then any version of Maven 2.x and the ITs we have for Maven are in an independent project. That's mean we run the same body of tests across multiple versions of Maven and Maven 3.x passes far more then Maven 2.x. Maven 3.x just gets fixed faster. You would honestly be better off using the Maven Shell.” 13-13 How to Speed up Maven

15. grails and hibernate

16. ruby14 Will Hibernate Switch to Gradle?

17. Maven’s not perfect, but not many projects are. Pulling wisdom from multiple places can only improve the end solution. 15