def __init__(self, pomFiles, repositoryPath=USER_M2_REPOSITORY, logEnable=True):
self.pomFiles = pomFiles
self.projects = {}
self.dag = DAG()
self.ordenedProjects = None
self.logEnabled = logEnable
self.repositoryPath = repositoryPath
def testSimple(self):
'''
Tests the verticles order in:
c --> a --> b --> d
'''
dag = DAG()
a = dag.addVertex("a")
b = dag.addVertex("b")
c = dag.addVertex("c")
d = dag.addVertex("d")
dag.addEdge(c, a)
dag.addEdge(a, b)
dag.addEdge(b, d)
dag.addEdge(c, d)
rs = tsort(dag)
self.assertTrue(rs.index("c") < rs.index("a"))
self.assertTrue(rs.index("a") < rs.index("b"))
self.assertTrue(rs.index("b") < rs.index("d"))
self.assertTrue(rs.index("c") < rs.index("d"))
class ProjectsLoader:
def __init__(self, pomFiles, repositoryPath=USER_M2_REPOSITORY, logEnable=True):
self.pomFiles = pomFiles
self.projects = {}
self.dag = DAG()
self.ordenedProjects = None
self.logEnabled = logEnable
self.repositoryPath = repositoryPath
def xmlChildByTagName(self, el, name):
for i in el.childNodes:
if i.nodeType == i.ELEMENT_NODE and i.tagName == name:
return i
return None
def nodeValue(self, el):
if el != None:
if el.nodeType == el.ELEMENT_NODE and el.firstChild != None and el.firstChild.nodeType == el.TEXT_NODE:
return el.firstChild.data
return None
def doValue(self, node, tagName, inherits=True):
value = self.nodeValue(self.xmlChildByTagName(node, tagName))
if value == None and inherits:
node = self.xmlChildByTagName(node, 'parent')
if node != None:
value = self.nodeValue(self.xmlChildByTagName(node, tagName))
return value
def rootOnProjectsOf(self, project):
pomXml = project.get_element()
parentNode = self.xmlChildByTagName(pomXml, 'parent')
if parentNode:
pArtifactId = self.doValue(parentNode, 'artifactId')
pGroupId = self.doValue(parentNode, 'groupId')
pVersion = self.doValue(parentNode, 'version')
parent = Project(pGroupId, pArtifactId, pVersion)
parentId = parent.pid()
if parentId in self.projects:
parentProject = self.projects[parentId]
doParent = self.rootOnProjectsOf(parentProject)
if doParent:
return doParent
else:
return parentProject
return None
def parentOf(self, project):
pomXml = project.get_element()
parentNode = self.xmlChildByTagName(pomXml, 'parent')
if parentNode:
pArtifactId = self.doValue(parentNode, 'artifactId')
pGroupId = self.doValue(parentNode, 'groupId')
pVersion = self.doValue(parentNode, 'version')
parent = Project(pGroupId, pArtifactId, pVersion)
parentId = parent.pid()
if parentId in self.projects:
parentProject = self.projects[parentId]
return parentProject
return None
def createProjectOfElement(self, element, this=None):
artifactId = self.doValue(element, 'artifactId')
groupId = self.doValue(element, 'groupId')
version = self.doValue(element, 'version')
if artifactId and groupId and version:
if this != None:
if artifactId == "${project.artifactId}":
artifactId = this.get_artifactId()
if groupId == "${project.groupId}":
groupId = this.get_groupId()
if version == "${project.version}":
version = this.get_version()
project = Project(groupId, artifactId, version, element)
return project;
return None
def resolveDependencyInRepository(self, project):
if project.parent != None:
if project.parent.pid() in self.projects:
# if parent project has be installed, does not
# run in this (mvn rum all sub modules)
if not os.path.isfile(project.parent.repositoryPom):
return self.resolveDependencyInRepository(project.parent)
return project
def loadProjects(self):
for pomFile in self.pomFiles:
element = parse(pomFile).documentElement
project = self.createProjectOfElement(element)
project.pomFile = pomFile
project.projectPath = os.path.dirname(pomFile)
repository = self.repositoryPath
repository = os.path.join(repository, project.groupId.replace(".", os.path.sep), project.artifactId, project.version)
repository = os.path.abspath(repository)
project.repositoryPath = repository
project.repositoryPom = os.path.join(repository, project.artifactId + "-" + project.version + ".pom")
if project.pid() in self.projects:
raise DuplicateProjectDetected([pomFile, self.projects[project.pid()].pomFile], project.pid())
packaging = self.nodeValue(self.xmlChildByTagName(element, 'packaging'))
if "pom" == packaging:
project.set_isParent(True)
self.projects[project.pid()] = project
for pid in self.projects:
project = self.projects[pid]
element = project.get_element()
dependencies = self.xmlChildByTagName(element, 'dependencies')
project.parent = self.parentOf(project)
if dependencies:
for dependency in dependencies.childNodes:
if dependency.nodeType != dependency.ELEMENT_NODE:
continue
dependencyProject = self.createProjectOfElement(dependency, project)
if dependencyProject:
dependencyId = dependencyProject.pid()
if dependencyId in self.projects:
dependencyProject = self.projects[dependencyId]
project.addDependency(dependencyProject)
if self.logEnabled:
logger.info("The Dependence Tree is:")
logger.info("")
i = 0
for pid in self.projects:
i = i + 1
if self.logEnabled:
logger.info(("%4s" % "") + " " + str(i) + ". " + pid)
pVertex = self.dag.addVertex(pid)
for d in self.projects[pid].get_dependencies():
if self.logEnabled:
logger.info(("%6s" % "") + ("%4s" % "") + "- " + d.pid())
dVertex = self.dag.addVertex(d.pid())
self.dag.addEdge(dVertex, pVertex)
self.ordenedProjects = OrderedDict()
reactorOrder = tsort(self.dag)
if self.logEnabled:
logger.info("")
logger.info("The Reactor Order is:")
logger.info("")
i = 1
for pid in reactorOrder:
project = self.projects[pid]
self.ordenedProjects[pid] = project
if self.logEnabled:
logger.info("%6s" % str(i) + ". " + pid)
i = i + 1
if self.logEnabled:
logger.info("")
