Class: DependencyManagementHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/mavenReactorService/DependencyManagementHandler.rb

Constant Summary collapse

@@reactorHandler =
ReactorHandler.new
@@dependencyHandler =
DependencyHandler.new
@@mvnReactorization =
MvnReactorization.new

Instance Method Summary collapse

Instance Method Details

#addVersionOfMergedList(pom_document, mergedList) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 95

def addVersionOfMergedList(pom_document,mergedList)
  filterMergedList = Array.new
  mergedList.each do |eachEntry|
    dependecyNode =  pom_document.css ("project/dependencies/dependency")
    dependecyManagementNode =  pom_document.css ("project/dependencyManagement/dependencies/dependency")
    dependecies = findVersionFromDependency(eachEntry,dependecyNode)
    if dependecies.nil?
      dependecies = findVersionFromDependency(eachEntry,dependecyManagementNode)
    end
    filterMergedList.push(dependecies)
  end
  return filterMergedList
end

#findAllDepedenciesOfAProject(pom_document, tag, dependencyList = nil) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 46

def findAllDepedenciesOfAProject(pom_document,tag,dependencyList=nil)
  commonDependencyArr = Array.new
  pom_document.css(tag).each do |eachDependency|
    gid =  eachDependency.at("groupId").text
    artifactId =  eachDependency.at("artifactId").text
    version=nil
    if !(eachDependency.at("version").nil?)
      version =  eachDependency.at("version").text
    end
    fullArtifactId = "#{gid}:#{artifactId}:#{version}"
    deleteArtId = "#{gid}:#{artifactId}"
    if !(commonDependencyArr.include?fullArtifactId)
      if (!((!eachDependency.at("exclusions").nil?) and (eachDependency.at("exclusions").parent.name == "dependency") and (tag.include?"project/dependencyManagement")))
        commonDependencyArr.push(fullArtifactId)
      elsif (!dependencyList.nil?)
        dependencyList.each do |eachEntry|
          eachEntryArr = eachEntry.split(":")
          ltstGrp = eachEntryArr[0]
          ltstArtifact= eachEntryArr[1]
          fullArtifact = "#{ltstGrp}:#{ltstArtifact}"
          if (fullArtifact == deleteArtId)
            dependencyList.delete(eachEntry)
          end
        end
      end
    end
  end
  return commonDependencyArr
end

#findCommonDepedencyFromMasterList(masterList) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 34

def findCommonDepedencyFromMasterList(masterList)
  commonDependencyList = Array.new
  masterList.each_with_index do |eachPomDependencyList,index|
    if index==0
      commonDependencyList = eachPomDependencyList
    else
      commonDependencyList = commonDependencyList & eachPomDependencyList
    end
  end
  return commonDependencyList
end

#findCommonDependency(project_dir) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 13

def findCommonDependency(project_dir)
  pomArr =  @@reactorHandler.fetchGidArtifactIdAndVersionFromChildModule(project_dir,false)
  if  !(pomArr.nil? || pomArr.empty?)
    allDepedencyList = Array.new
    allDependencyManagementList = Array.new
    masterList = Array.new
    pomArr.each do |eachPomPath|
      pom_document =  @@reactorHandler.parse_xml_from_file(eachPomPath)
      dependencyList = findAllDepedenciesOfAProject(pom_document,"project/dependencies/dependency")
      allDepedencyList.push(dependencyList.uniq)
      dependencyManagementList = findAllDepedenciesOfAProject(pom_document,"project/dependencyManagement/dependencies/dependency",dependencyList)
      allDependencyManagementList.push(dependencyManagementList.uniq)
      mergedList =  mergeDependencies(dependencyList,dependencyManagementList)
      filterList = addVersionOfMergedList(pom_document,mergedList)
      masterList.push(filterList.uniq)
    end
    commonDependencyList = findCommonDepedencyFromMasterList(masterList)
    return commonDependencyList
  end
end

#findVersionFromDependency(eachEntry, nodeObj) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 109

def findVersionFromDependency(eachEntry,nodeObj)
  cordinatedependency = nil
  nodeObj.each do |eachNode|
    gid = eachNode.at("groupId").text
    artifactId = eachNode.at("artifactId").text
    fullDependency = "#{gid}:#{artifactId}"
    if fullDependency == eachEntry
      if (eachNode.at("version") and eachNode.at("version").parent.name == "dependency")
        version = eachNode.at("version").text
        cordinatedependency = "#{fullDependency}:#{version}"
      end
    end
  end
  return cordinatedependency
end

#handleDependencyManagement(project_dir) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 5

def handleDependencyManagement(project_dir)
  commonDependencyList = findCommonDependency(project_dir)
  putCommonDependencyInReactorPom(project_dir,commonDependencyList)
  removePluginversionFromChildModule(project_dir,commonDependencyList,"project/dependencies/dependency")
  removePluginversionFromChildModule(project_dir,commonDependencyList,"project/dependencyManagement/dependencies/dependency")
puts "Dependecy management is done"
end

#mergeDependencies(allDepedencyList, allDependencyManagementList) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 76

def mergeDependencies(allDepedencyList,allDependencyManagementList)
  dependencyListWithoutVersion = Array.new
  dependencyManagementListWithoutVersion = Array.new
  allDepedencyList.each do |eachDependency|
    eachDependencyArr = eachDependency.split(":")
    cordinateDepedency = "#{eachDependencyArr[0]}:#{eachDependencyArr[1]}"
    dependencyListWithoutVersion.push(cordinateDepedency)
  end
  allDependencyManagementList.each do |eachDependency|
    eachDependencyArr = eachDependency.split(":")
    cordinateDepedency = "#{eachDependencyArr[0]}:#{eachDependencyArr[1]}"
    dependencyManagementListWithoutVersion.push(cordinateDepedency)
  end
  commonDependencyList = dependencyListWithoutVersion & dependencyManagementListWithoutVersion
  uncommonDependencyList = (dependencyListWithoutVersion+dependencyManagementListWithoutVersion) - (dependencyListWithoutVersion&dependencyManagementListWithoutVersion)
  mergedList = commonDependencyList + uncommonDependencyList
  return mergedList
end

#putCommonDependencyInReactorPom(project_directory, commonList) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 125

def putCommonDependencyInReactorPom(project_directory,commonList)
   pomPath = "#{project_directory}/pom.xml"
   pom_document =  @@reactorHandler.parse_xml_from_file(pomPath)
   if commonList.length>0
   nokObj = Nokogiri::XML::Node
   projectNode = pom_document.at("project")
   dependencyManagementNode = nokObj.new("dependencyManagement",projectNode)
   dependenciesNode = nokObj.new("dependencies",projectNode)
   commonList.each do |eachDependency|
     dependencyArr =  eachDependency.split(":")
     gid = dependencyArr[0]
     artifactId =  dependencyArr[1]
     version = dependencyArr[2]
     dependencyNode = nokObj.new("dependency",projectNode)
     grpNode = nokObj.new("groupId",projectNode)
     grpNode.content=gid
     artifactNode = nokObj.new("artifactId",projectNode)
     artifactNode.content=artifactId
     versionNode = nokObj.new("version",projectNode)
     versionNode.content=version
     dependencyNode.add_child(grpNode)
     dependencyNode.add_child(artifactNode)
     dependencyNode.add_child(versionNode)
     dependenciesNode.add_child(dependencyNode)
   end
   dependencyManagementNode.add_child(dependenciesNode)
   @@dependencyHandler.add_node_element('//project', dependencyManagementNode, pom_document)
   @@mvnReactorization.write_nokogiri_to_xml(pomPath, pom_document)
   puts "Dependency management is added in reactor pom"
 end
end

#removePluginversionFromChildModule(project_directory, commonList, tag) ⇒ Object


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# File 'lib/mavenReactorService/DependencyManagementHandler.rb', line 157

def removePluginversionFromChildModule(project_directory,commonList,tag)
  pomArr =  @@reactorHandler.fetchGidArtifactIdAndVersionFromChildModule(project_directory,false)
  if  !(pomArr.nil? || pomArr.empty?)
    pomArr.each do |eachPomPath|
      pom_document =  @@reactorHandler.parse_xml_from_file(eachPomPath)
      pom_document.css(tag).each do |eachDependency|
        fullDepedency=nil
        grpId = eachDependency.at("groupId").text
        artifactId = eachDependency.at("artifactId").text
        partialDependency = "#{grpId}:#{artifactId}"
        if (!eachDependency.at("version").nil?)
          version = eachDependency.at("version").text
          fullDepedency = "#{grpId}:#{artifactId}:#{version}"
          if (commonList.include?fullDepedency)
            if (tag.include?"dependencyManagement/")
              eachDependency.remove
            else
              eachDependency.at("version").remove
            end
          end
        end
      end
      @@mvnReactorization.write_nokogiri_to_xml(eachPomPath, pom_document)
    end
  end
end