What is Maven?
---------------------------
	Build tool
	Dev in Java
	For auto Java projects
	From Apache
	Open Source - FREE


Where it stands:

			    compile  test pack  
PLAN -> Code -> Code Ana -> Build -> UT -> Pack -> Archive 	-> Dep2Qa -> AT -> CC
---------------------------------------------------------------------------------
				jenkins		   Artifactory
				

Why Build tool?
--------------------------
Build Process
----------------------
	Copy src
	Copy 3rd part
	create a dir
	Clean
	Setup env
	Build 
	UT
	Package
---------------------------------
20 CODE TIMES --- 20 TIMES BUILD
--------------------------------
Automate it
--------------------------------
Java - Python - Shell - P
--------------------------------
	Build tool
	-----------
	2 hours

Other
-----------------------------------------
Makefile -> Ant -> Maven -> Gradle

DNT - Nant -> Msbuild
========================================================
How to install it?
======================
- JDK

cd dir/
curl-o openjdk-11.0.2_osx-x64_bin.tar.gz https://download.java.net/java/GA/jdk11/9/GPL/openjdk-11.0.2_osx-x64_bin.tar.gz
tar -zxvf openjdk-11.0.2_osx-x64_bin.tar.gz
export JAVA_HOME=PATH
export PATH=$PATH:/$JAVA_HOME/bin
============================

Product
---------------------
	mode1 - ant
	mode - gral
	mode 3 - maven
	mode - py
	do - msbuild
	python - shell scripting
------------------------
DevOps
	SYSTEM Pro	| prod Pro
	------------------------------
	3 py		 Build Tool - 100s py

========================================================
How to install it?


======================
	Download
	extract
	Set in path

C:\tools\apache-maven-3.8.5-bin\bin --> PATH
====================================================
=====================================================================
C:\Users\Rajesh Kumar>mvn
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.116 s
[INFO] Finished at: 2023-09-23T11:06:41+05:30
[INFO] ------------------------------------------------------------------------
[ERROR] No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/NoGoalSpecifiedException


goals
lifecycle
phase
<plugin-prefix>:<goal>

======================================================================
Maven
	Plugins
		Core feature --
		Other feature
================================================
<plugin-prefix>:<goal>
jarfile: main class
==============================================

Soft dev life 

LC	Build Lifecycle (DevOpsX)
====================================================
PHASE				GOAL
-------------------------------------------
Compile				mvn Compile powered by Plugins

TEST				mvn TEST powered by Plugins

Package				mvn Package powered by Plugins
===============================================================
Project Name - DevOpsX

mvn archetype:generate -DgroupId=com.companyname.software -DartifactId=financialService -DarchetypeArtifactId=maven-archetype-quickstart -DinteractiveMode=false

groupId=com.companyname.software
artifactId=financialService
archetypeArtifactId=maven-archetype-quickstart
interactiveMode=false
============================================
GROUP ID
artifactId
version 
	SNAPSHOT	1.0-SNAPSHOT 1.1-SNAPSHOT 1.1.1-SNAPSHOT
	RELEASE   1.0 1.1 1.1.1

com.microsoft.msoffice
	com.microsoft.msoffice.word
	com.microsoft.msoffice.pp
	com.microsoft.msoffice.excel
	com.microsoft.msoffice.common
com.microsoft.msproject
com.microsoft.ageofempire
--------------------------------------------



package com.microsoft.msoffice.word

import com.microsoft.msoffice.common



Mavan is Dependency management system TOO.
-----------------------------------------------
DevOpsX
	Code
	    - junit
	      - Chat

================================================================

mvn ---> POM.xml --> Local Repo(IF FOUND then set in Classpath) --> Download from CR to LR set in Classpath

LR - C:\Users\Rajesh Kumar\.m2

CR - https://repo.maven.apache.org/maven2/

===================================================================================
		ANT		MAVEN		MSBUILD		GRADLE
		target		goal		target		tasks
		build.xml	pom.xml		default.msbuild	build.gradle

		CUSTOM				CUSTOM		

===================================================================================
What is junit

UT
----------------
JAVA	junit
py	pyunit
RUBY	spec
---------------------------------------


package Chat
---------------------------
OPT#1 - 10000 lines

OPT#2 - pack -- jav1
			you download'
			maven download
			
	pack -- dev2
	100 lines
=======================================


compile
test
package

install
deploy


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