added jenkins jobDSL files

resources/commonConfig.yaml

+git:
+  branchBaseDeployment:
+    release.2020.09:
+      env: dit1
+      promoteTo: eqa1
+      enabled: false
+        release.2020.10:
+      env: dit3
+      promoteTo: eqa3
+      enabled: false
+    release.2020.11:
+      env: dit2
+      promoteTo: eqa2
+      enabled: false
+    release.2020.12:
+      env: dit1
+      promoteTo: eqa1
+      enabled: false
+    release.2020.13:
+      env: dit3
+      promoteTo: eqa3
+      enabled: false
\ No newline at end of file

src/com/example/CreateJobs.groovy

+package com.example
+class CreateJobs{
+    
+    public Boolean createPipelineJob(String jobName, String repoUrl, String credentialsID, String srcBranch, String jenkinsfilePath){
+        pipelineJob(jobName) {
+            definition {
+                cpsScm {
+                    scm {              
+                        git {
+                            remote {
+                                name(jobName)
+                                url(repoUrl)
+                                credentials(credentialsID)
+                            }
+                            branch(srcBranch)
+                        }
+                        scriptPath(jenkinsfilePath)
+                    }
+                }
+            }
+        }
+    }
+
+    public Boolean createMultibranchPipelineJob(){
+        multibranchPipelineJob(String jobName, String repoUrl, String credentialsID, String srcBranch, String jenkinsfilePath, List srcBranches) {
+            branchSources {
+                git {
+                    remote {
+                        name(jobName)
+                        url(repoUrl)
+                        credentials(credentialsID)
+                    }
+                    includes(srcBranches)
+                }
+                scriptPath(jenkinsfilePath)
+            }
+            
+        }
+    }
+
+    public Boolean createFolder(String foldername){
+        folder(foldername) {
+            displayName(foldername)
+            description(foldername + " folder")
+        }
+    }
+}
\ No newline at end of file

src/com/example/ReleaseCheck.groovy

+package com.example
+
+class ReleaseCheck {
+
+
+    void checkExistence(String branch_name, String yaml_path) {
+        appendIfNotExist(branch_name,yaml_path)
+    }
+
+    def appendIfNotExist(String buildName, String fileName){
+​
+	// Opening the File
+	yamlFile = new File(fileName)
+	// Yaml Reader
+	def ys = new YamlSlurper()
+	// Parsing the YAML and checking if Branch name exists
+	yamlFile.withReader { reader ->
+		def yaml = ys.parse(reader)
+		def git_base_branch_to_deploy = yaml.git.branchBaseDeployment
+​
+		if ( git_base_branch_to_deploy["$buildName"]) {
+			println "Branch Name to deploy Already Exists"
+		}else {
+			println "The branch name $buildName does not exist, appending in the YAML file"
+			// Append in the File as It doesn't exist
+			appendNew(buildName)
+		}
+	}
+}
+​
+// A function to append new banch build name according to the conditions
+def appendNew(String newBuildName) {
+	// Data to be appended, will be defined by conditions
+	def config
+	// YamlBuild to convert Groovy Objects to Yaml
+	def yaml = new YamlBuilder()
+	// End Result String to be Appended in the File
+	def end_result
+	// Conditions to design the YAML object
+	if (newBuildName.substring(0, 7) == "release"){
+		config = ["$newBuildName": [env: "dit1", promoteTo: "eqa1", enabled: true]]
+		yaml(config)
+		end_result = yaml.toString()
+	}else if (newBuildName.substring(0, 7) == "develop"){
+		config = ["$newBuildName": [env: "dit2", promoteTo: "eq2", enabled: true]]
+		yaml(config)
+		end_result = yaml.toString()
+	}else if(newBuildName.substring(0, 7) == "feature"){
+		config = ["$newBuildName": [env: "dev1", promoteTo: "dev2", enabled: true]]
+		yaml(config)
+		end_result = yaml.toString()
+	}else {
+		// Handle any other release, other than: release, develop and feature
+		config = ["$newBuildName": [env: "dev1", promoteTo: "dev2", enabled: true]]
+		yaml(config)
+		end_result = yaml.toString()
+	}
+​
+	// As it generates a new Yaml Document, remove the firstline
+	end_result = end_result.replace('---', '')
+	// Replace 2 spaces with 6 spaces for the children inside <branch_name>
+	end_result = end_result.replace("  ", "      ")
+	// Append 4 space characters in the first line
+	// Some Shadowing
+	end_result.eachMatch("$newBuildName") {ch -> end_result = end_result.replace(ch, "    "+ch)}
+	// Append the End Result string to the YAML file
+	yamlFile.append(end_result)
+}
+​
+// Function Usage appendIfNotExists('Branch Name (Can only be: release, develop, feature)', 'FileName to read data from and append data to')
+}

vars/jobs.groovy

+import com.example.ReleaseCheck
+import com.example.CreateJobs
+
+//ReleaseCheck rc = new ReleaseCheck().checkExistence(release,"../resources/commonConfig.yaml")
+CreateJobs job = new CreateJobs().createFolder("hello")
\ No newline at end of file

vars/main.groovy

+import ""
+def call(String filepath) {
+    node {
+
+    }
+}
\ No newline at end of file