Reversing refactor of maven-helper. Work now to be done in branch.

svn path=/projects/javatoolkit/trunk/; revision=5874

4 files changed, 311 insertions, 328 deletions

diff --git a/src/maven/javatoolkit/__init__.py b/src/maven/javatoolkit/__init__.py
deleted file mode 100644
index fff4640..0000000
--- a/src/maven/javatoolkit/__init__.py
+++ /dev/null
@@ -1,5 +0,0 @@
-'''
-javatoolkit module
-'''
-
-__version__ = '1.1'
diff --git a/src/maven/javatoolkit/maven/MavenPom.py b/src/maven/javatoolkit/maven/MavenPom.py
deleted file mode 100644
index 9202779..0000000
--- a/src/maven/javatoolkit/maven/MavenPom.py
+++ /dev/null
@@ -1,199 +0,0 @@
-# -*- coding: UTF-8 -*-
-
-# Copyright 2007 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Header: $
-
-import StringIO
-
-# either a very simplified representation of a maven pom
-# or a fully xml rewritten pom
-class MavenPom:
-    def __init__(self,cli_options = None):
-        self.group  = ''
-        self.artifact = ''
-        self.version = ''
-        self.name = ''
-        self.is_child = "false"
-        self.dependencies = []
-        self.buffer = StringIO.StringIO()
-        self.__write = self.buffer.write
-        self.mydoc = None
-        self.cli_options = cli_options
-
-
-    def getInfos(self,node):
-        for child_node in node.childNodes:
-            if child_node.nodeType == child_node.ELEMENT_NODE:
-                if child_node.childNodes:
-                    if child_node.childNodes[0].nodeValue != "":
-                        if child_node.nodeName == "version":
-                            self.version = child_node.childNodes[0].nodeValue
-
-                        if child_node.nodeName == "artifactId":
-                            self.artifact = child_node.childNodes[0].nodeValue
-
-                        if child_node.nodeName == "groupId":
-                            self.group = child_node.childNodes[0].nodeValue
-
-                        if child_node.nodeName == "name":
-                            self.name = child_node.childNodes[0].nodeValue
-
-
-    def getDescription(self,mydoc,**kwargs):
-        if mydoc:
-            self.project = mydoc.getElementsByTagName("project")[0]
-            # get inherited properties from parent pom if any
-            if self.group == "" or self.version == "" or self.artifact == "":
-                for node in self.project.childNodes:
-                    if node.nodeName == "parent":
-                        self.is_child = "true"
-                        self.getInfos(node)
-
-            self.getInfos(self.project)
-
-            # get our deps
-            for node in self.project.childNodes:
-                if node.nodeName == "dependencies":
-                    for dependency_node in node.childNodes:
-                        if dependency_node.nodeName == "dependency":
-                            dep = MavenPom()
-                            for child_node in dependency_node.childNodes:
-                                if child_node.nodeType == child_node.ELEMENT_NODE:
-                                    dep.getInfos(child_node)
-
-                            self.dependencies.append(dep)
-
-            if self.cli_options.p_group:
-                self.__write("pom group:%s\n" % self.group )
-
-            if self.cli_options.p_ischild:
-                self.__write("pom ischild:%s\n" % self.is_child )
-
-            if self.cli_options.p_artifact:
-                self.__write("pom artifact:%s\n" % self.artifact )
-
-            if self.cli_options.p_version:
-                self.__write("pom version:%s\n" % self.version )
-
-            if self.cli_options.p_dep:
-                i=0
-                for dependency in self.dependencies:
-                    i=i+1
-                    self.__write("%d:dep_group:%s\n" % (i,dependency.group) )
-                    self.__write("%d:dep_artifact:%s\n" % (i,dependency.artifact) )
-                    self.__write("%d:dep_version:%s\n" % (i,dependency.version) )
-
-
-    def read(self):
-        return self.buffer.getvalue()
-
-
-    def rewrite(self,xmldoc,**kwargs):
-        # desactivate all dependencies
-        dependencies_root = ( xmldoc.getElementsByTagName("dependencies") or [] )
-        for node in dependencies_root:
-            copylist_child_Nodes =list(node.childNodes)
-            for child_node in copylist_child_Nodes:
-                node.removeChild(child_node)
-                child_node.unlink()
-
-        # add our classpath using system scope
-        if self.cli_options.classpath:
-            i=0
-            dependencies_root = ( xmldoc.getElementsByTagName("dependencies") or [] )
-            if dependencies_root:
-                for node in dependencies_root:
-                    for classpath_element in self.cli_options.classpath[0].split(':'):
-                        if classpath_element:
-                            dependency_elem = xmldoc.createElement("dependency")
-                            dependency_elem.appendChild( self.create_element(xmldoc, "groupId", "sexy"))
-                            dependency_elem.appendChild( self.create_element(xmldoc, "artifactId", "gentoo%d" % (i)))
-                            dependency_elem.appendChild( self.create_element(xmldoc, "version", "666"))
-                            dependency_elem.appendChild( self.create_element(xmldoc, "scope", "system"))
-                            dependency_elem.appendChild( self.create_element(xmldoc, "systemPath", classpath_element))
-                            node.appendChild(dependency_elem)
-                            i += 1
-
-        # overwrite source/target options if any
-        # remove version node for all plugins
-        if self.cli_options.p_source or self.cli_options.p_target:
-            dependencies_root = ( xmldoc.getElementsByTagName("plugin") or [] )
-            # remove part
-            if len(dependencies_root) > 0:
-                for node in dependencies_root:
-                    for child_node in node.childNodes:
-                        if child_node.nodeName == "version":
-                            node.removeChild(child_node)
-                            child_node.unlink()
-
-                        if child_node.nodeName == "artifactId":
-                            if "maven-compiler-plugin" ==  child_node.childNodes[0].data:
-                                node.parentNode.removeChild(node)
-                                node.unlink()
-
-            # creation/overwrite part
-            plugin_node = self.create_element(xmldoc,"plugin")
-            group_node = self.create_element(xmldoc,"groupId","org.apache.maven.plugins")
-            artifact_node = self.create_element(xmldoc,"artifactId","maven-compiler-plugin")
-            configuration_node = self.create_element(xmldoc,"configuration")
-            plugin_node.appendChild(group_node)
-            plugin_node.appendChild(artifact_node)
-            plugin_node.appendChild(configuration_node)
-            if self.cli_options.p_target:
-                target_node = self.create_element(xmldoc,"target",self.cli_options.p_target[0])
-                configuration_node.appendChild(target_node)
-
-            if self.cli_options.p_source:
-                source_node = self.create_element(xmldoc,"source",self.cli_options.p_source[0])
-                configuration_node.appendChild(source_node)
-
-            plugins_nodes = (xmldoc.getElementsByTagName("plugins") or [])
-            # no plugins node
-            if len(plugins_nodes) < 1  :
-                plugins_node = self.create_element(xmldoc,"plugins") 
-                plugins_nodes.append(plugins_node)
-                
-                for plugins_node in plugins_nodes:
-                    # add our generated plugin node
-                    plugins_node.appendChild(plugin_node)
-
-                    # no build node
-                    build_nodes = ( xmldoc.getElementsByTagName("build") or [] )
-                    if len(build_nodes) < 1 : 
-                        build_node = self.create_element(xmldoc,"build")  
-                        build_nodes.append(build_node)
-                        # add build node to project_node
-                        project_nodes = ( xmldoc.getElementsByTagName("project") or [] ) 
-                        for project_node in project_nodes:
-                            project_node.appendChild(build_node)
-
-                    # add plugins structure to the build node
-                    for build_node in build_nodes:
-                        build_node.appendChild(plugins_node.cloneNode(deep=True))
-
-        from xml.dom.ext import PrettyPrint
-        self.write = self.__write
-        PrettyPrint(xmldoc,self)
-        self.write = None
-
-
-    def create_element(self,xmldoc,element_name,text_value=None):
-        element = None
-        if element_name:
-            element = xmldoc.createElement(element_name)
-            if text_value:
-                text_node = xmldoc.createTextNode(text_value)
-                element.appendChild(text_node)
-
-        return element
-
-
-    def parse(self,in_stream,callback=None,**kwargs):
-        from xml.dom.minidom import parseString
-        self.mydoc = parseString(in_stream)
-
-        if callback:
-            callback(self.mydoc,**kwargs)
-
-#:set expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap  
diff --git a/src/maven/javatoolkit/maven/__init__.py b/src/maven/javatoolkit/maven/__init__.py
deleted file mode 100644
index fff4640..0000000
--- a/src/maven/javatoolkit/maven/__init__.py
+++ /dev/null
@@ -1,5 +0,0 @@
-'''
-javatoolkit module
-'''
-
-__version__ = '1.1'
diff --git a/src/maven/maven-helper.py b/src/maven/maven-helper.py
index 799001d..b7acb6e 100755
--- a/src/maven/maven-helper.py
+++ b/src/maven/maven-helper.py
@@ -21,73 +21,265 @@
 import sys
 import StringIO
 from optparse import OptionParser, make_option
-from javatoolkit.maven import MavenPom
-from java_config_2.OutputFormatter import OutputFormatter
+
+
 
 __version__ = "$Revision: 1.1 $"[11:-2]
 
+
+
+# either a very simplified representation of a maven pom
+# or a fully xml rewritten pom
+class MavenPom:
+	def __init__(self,cli_options = None):
+		self.group  = ''
+		self.artifact = ''
+		self.version = ''
+		self.name = ''
+		self.is_child = "false"
+		self.dependencies = []
+		self.buffer = StringIO.StringIO()
+		self.__write = self.buffer.write
+		self.mydoc = None
+		self.cli_options = cli_options
+
+
+	def getInfos(self,node):
+		for child_node in node.childNodes:
+			if child_node.nodeType == child_node.ELEMENT_NODE:
+				if child_node.childNodes:
+					if child_node.childNodes[0].nodeValue != "":
+						if child_node.nodeName == "version":
+							self.version = child_node.childNodes[0].nodeValue
+
+						if child_node.nodeName == "artifactId":
+							self.artifact = child_node.childNodes[0].nodeValue
+
+						if child_node.nodeName == "groupId":
+							self.group = child_node.childNodes[0].nodeValue
+
+						if child_node.nodeName == "name":
+							self.name = child_node.childNodes[0].nodeValue
+
+
+	def getDescription(self,mydoc,**kwargs):
+		if mydoc:
+			self.project = mydoc.getElementsByTagName("project")[0]
+			# get inherited properties from parent pom if any
+			if self.group == "" or self.version == "" or self.artifact == "":
+				for node in self.project.childNodes:
+					if node.nodeName == "parent":
+						self.is_child = "true"
+						self.getInfos(node)
+
+			self.getInfos(self.project)
+
+ 			# get our deps
+			for node in self.project.childNodes:
+				if node.nodeName == "dependencies":
+					for dependency_node in node.childNodes:
+						if dependency_node.nodeName == "dependency":
+							dep = MavenPom()
+							for child_node in dependency_node.childNodes:
+								if child_node.nodeType == child_node.ELEMENT_NODE:
+									dep.getInfos(child_node)
+
+							self.dependencies.append(dep)
+
+			if self.cli_options.p_group:
+				self.__write("pom group:%s\n" % self.group )
+
+			if self.cli_options.p_ischild:
+				self.__write("pom ischild:%s\n" % self.is_child )
+
+			if self.cli_options.p_artifact:
+				self.__write("pom artifact:%s\n" % self.artifact )
+
+			if self.cli_options.p_version:
+				self.__write("pom version:%s\n" % self.version )
+
+			if self.cli_options.p_dep:
+				i=0
+				for dependency in self.dependencies:
+					i=i+1
+					self.__write("%d:dep_group:%s\n" % (i,dependency.group) )
+					self.__write("%d:dep_artifact:%s\n" % (i,dependency.artifact) )
+					self.__write("%d:dep_version:%s\n" % (i,dependency.version) )
+
+
+	def read(self):
+		return self.buffer.getvalue()
+
+
+	def rewrite(self,xmldoc,**kwargs):
+		# desactivate all dependencies
+		dependencies_root = ( xmldoc.getElementsByTagName("dependencies") or [] )
+		for node in dependencies_root:
+			copylist_child_Nodes =list(node.childNodes)
+			for child_node in copylist_child_Nodes:
+				node.removeChild(child_node)
+				child_node.unlink()
+
+		# add our classpath using system scope
+		if self.cli_options.classpath:
+			i=0
+			dependencies_root = ( xmldoc.getElementsByTagName("dependencies") or [] )
+			if dependencies_root:
+				for node in dependencies_root:
+					for classpath_element in self.cli_options.classpath[0].split(':'):
+						if classpath_element:
+							dependency_elem = xmldoc.createElement("dependency")
+							dependency_elem.appendChild( self.create_element(xmldoc, "groupId", "sexy"))
+							dependency_elem.appendChild( self.create_element(xmldoc, "artifactId", "gentoo%d" % (i)))
+							dependency_elem.appendChild( self.create_element(xmldoc, "version", "666"))
+							dependency_elem.appendChild( self.create_element(xmldoc, "scope", "system"))
+							dependency_elem.appendChild( self.create_element(xmldoc, "systemPath", classpath_element))
+							node.appendChild(dependency_elem)
+							i += 1
+
+		# overwrite source/target options if any
+		# remove version node for all plugins
+		if self.cli_options.p_source or self.cli_options.p_target:
+			dependencies_root = ( xmldoc.getElementsByTagName("plugin") or [] )
+			# remove part
+			if len(dependencies_root) > 0:
+				for node in dependencies_root:
+					for child_node in node.childNodes:
+						if child_node.nodeName == "version":
+							node.removeChild(child_node)
+							child_node.unlink()
+
+						if child_node.nodeName == "artifactId":
+							if "maven-compiler-plugin" ==  child_node.childNodes[0].data:
+								node.parentNode.removeChild(node)
+								node.unlink()
+
+			# creation/overwrite part
+			plugin_node = self.create_element(xmldoc,"plugin")
+			group_node = self.create_element(xmldoc,"groupId","org.apache.maven.plugins")
+			artifact_node = self.create_element(xmldoc,"artifactId","maven-compiler-plugin")
+			configuration_node = self.create_element(xmldoc,"configuration")
+			plugin_node.appendChild(group_node)
+			plugin_node.appendChild(artifact_node)
+			plugin_node.appendChild(configuration_node)
+			if self.cli_options.p_target:
+				target_node = self.create_element(xmldoc,"target",self.cli_options.p_target[0])
+				configuration_node.appendChild(target_node)
+
+			if self.cli_options.p_source:
+				source_node = self.create_element(xmldoc,"source",self.cli_options.p_source[0])
+				configuration_node.appendChild(source_node)
+
+ 			plugins_nodes = ( xmldoc.getElementsByTagName("plugins") or [] )
+			# no plugins node
+			if len(plugins_nodes) < 1  :
+				plugins_node = self.create_element(xmldoc,"plugins") 
+				plugins_nodes.append(plugins_node)
+				
+				for plugins_node in plugins_nodes:
+					# add our generated plugin node
+					plugins_node.appendChild(plugin_node)
+
+					# no build node
+					build_nodes = ( xmldoc.getElementsByTagName("build") or [] )
+					if len(build_nodes) < 1 : 
+						build_node = self.create_element(xmldoc,"build")  
+						build_nodes.append(build_node)
+						# add build node to project_node
+						project_nodes = ( xmldoc.getElementsByTagName("project") or [] ) 
+						for project_node in project_nodes:
+							project_node.appendChild(build_node)
+
+					# add plugins structure to the build node
+					for build_node in build_nodes:
+						build_node.appendChild(plugins_node.cloneNode(deep=True))
+
+		from xml.dom.ext import PrettyPrint
+		self.write = self.__write
+		PrettyPrint(xmldoc,self)
+		self.write = None
+
+
+	def create_element(self,xmldoc,element_name,text_value=None):
+		element = None
+		if element_name:
+			element = xmldoc.createElement(element_name)
+			if text_value:
+				text_node = xmldoc.createTextNode(text_value)
+				element.appendChild(text_node)
+
+		return element
+
+
+	def parse(self,in_stream,callback=None,**kwargs):
+		from xml.dom.minidom import parseString
+		self.mydoc = parseString(in_stream)
+
+		if callback:
+			callback(self.mydoc,**kwargs)
+
+
+
 if __name__ == '__main__':
-    
-    global printer
-    printer = OutputFormatter(True, True)
-
-    usage = "XML MAVEN POM MODULE " + __version__ + "\n"
-    usage += "Copyright 2004,2006,2007 Gentoo Foundation\n"
-    usage += "Distributed under the terms of the GNU General Public Lincense v2\n"
-    usage += "Please contact the Gentoo Java Team <java@gentoo.org> with problems.\n"
-    usage += "\n"
-    usage += "Usage:\n"
-    usage += "  %s [-a] [-v] [-g] [-d] [-f fic.xml]\n" % sys.argv[0]
-    usage += "Or:\n"
-    usage += "  %s --rewrite [--classpath some.jar:class.jar:path.jar] [--source JVM_VER ] |--target JVM_VER]\n" % sys.argv[0]
-    usage += "    JVM_VER ::= 1.4 || 1.5 "
-    usage += "\n"
-    usage += "If the -f parameter is not utilized, the script will read and\n"
-    usage += "write to stdin and stdout respectively.  The use of quotes on\n"
-    usage += "parameters will break the script.\n"
-
-
-    def fatalError(msg):
-        printer._printError(msg)
-        sys.exit(1)
-
-    def doAction(stream,options):
-        pom = MavenPom(options)
-        if options.p_rewrite:
-            pom.parse(stream, pom.rewrite)
-        elif options.p_ischild or options.p_group or options.p_dep or options.p_artifact or options.p_version:
-            pom.parse(stream, pom.getDescription)
-
-        return pom
-
-    def run():
-        if options.files:
-            import os
-            for file in options.files:
-                # First parse the file into memory
-                cwd = os.getcwd()
-                dirname = os.path.dirname(file)
-                if dirname != '': # for file  comes out as ''
-                    os.chdir(os.path.dirname(file))
-
-                f = open(os.path.basename(file),"r")
-                fs = f.read()
-                f.close()
-                # parse file and return approtiate pom object
-                pom = doAction(fs,options)
-                if options.p_rewrite:
-                    f = open(os.path.basename(file),"w")
-                    f.write(pom.read())
-                    f.close()
-                else:
-                    print "%s" % pom.read()
-
-                os.chdir(cwd)
-
-        else:
-            # process stdin
-            pom = doAction(sys.stdin.read(),options)
-            print pom.read()
+	usage = "XML MAVEN POM MODULE " + __version__ + "\n"
+	usage += "Copyright 2004,2006,2007 Gentoo Foundation\n"
+	usage += "Distributed under the terms of the GNU General Public Lincense v2\n"
+	usage += "Please contact the Gentoo Java Team <java@gentoo.org> with problems.\n"
+	usage += "\n"
+	usage += "Usage:\n"
+	usage += "  %s [-a] [-v] [-g] [-d] [-f fic.xml]\n" % sys.argv[0]
+	usage += "Or:\n"
+	usage += "  %s --rewrite [--classpath some.jar:class.jar:path.jar] [--source JVM_VER ] |--target JVM_VER]\n" % sys.argv[0]
+	usage += "    JVM_VER ::= 1.4 || 1.5 "
+	usage += "\n"
+	usage += "If the -f parameter is not utilized, the script will read and\n"
+	usage += "write to stdin and stdout respectively.  The use of quotes on\n"
+	usage += "parameters will break the script.\n"
+
+
+	def error(message):
+		print "ERROR: " + message
+		sys.exit(1)
+
+
+	def doAction(stream,options):
+		pom = MavenPom(options)
+		if options.p_rewrite:
+			pom.parse(stream, pom.rewrite)
+		elif options.p_ischild or options.p_group or options.p_dep or options.p_artifact or options.p_version:
+			pom.parse(stream, pom.getDescription)
+
+		return pom
+
+
+	def run():
+		if options.files:
+			import os
+			for file in options.files:
+				# First parse the file into memory
+				cwd = os.getcwd()
+				dirname = os.path.dirname(file)
+				if dirname != '': # for file  comes out as ''
+					os.chdir(os.path.dirname(file))
+
+				f = open(os.path.basename(file),"r")
+				fs = f.read()
+				f.close()
+				# parse file and return approtiate pom object
+				pom = doAction(fs,options)
+				if options.p_rewrite:
+					f = open(os.path.basename(file),"w")
+					f.write(pom.read())
+					f.close()
+				else:
+					print "%s" % pom.read()
+
+				os.chdir(cwd)
+
+		else:
+			# process stdin
+			pom = doAction(sys.stdin.read(),options)
+			print pom.read()
 
 
 
@@ -95,60 +287,60 @@ if __name__ == '__main__':
 
 
 
-    options_list = [
-        make_option ("-a", "--artifact", action="store_true", dest="p_artifact", help="get artifact name."),
-        make_option ("-c", "--classpath", action="append", dest="classpath", help="set classpath to use with maven."),
-        make_option ("-s", "--source", action="append", dest="p_source", help="Java source version."),
-        make_option ("-t", "--target", action="append", dest="p_target", help="Java target version."),
-        make_option ("-d", "--depependencies" , action="store_true", dest="p_dep",  help="get dependencies infos"),
-        make_option ("-f", "--file",     action="append",     dest="files",      help="Transform files instead of operating on stdout and stdin"),
-        make_option ("-g", "--group"   , action="store_true", dest="p_group",    help="get artifact group."),
-        make_option ("-r", "--rewrite",  action="store_true", dest="p_rewrite", help="rewrite poms to use our classpath"),
-        make_option ("-p", "--ischild",  action="store_true", dest="p_ischild", help="return true if this is a child pom"),
-        make_option ("-v", "--version" , action="store_true", dest="p_version",  help="get artifact version."),
-    ]
-
-    parser = OptionParser(usage, options_list)
-    (options, args) = parser.parse_args()
-
-    # Invalid Arguments Must be smited!
-    if not options.p_ischild and not options.p_rewrite and not options.p_dep and not options.p_version and not options.p_artifact and not options.p_group:
-        print usage
-        print
-        fatalError("No action was specified.")
-
-    if options.files:
-        if len(options.files) > 1:
-            fatalError("Please specify only one pom at a time.")
-
-    if options.p_rewrite:
-        valid_sources = ["1.4","1.5"]
-        for source in valid_sources:
-            if options.p_source:
-                if len(options.p_source) != 1:
-                    fatalError("Please specify one and only one source.")
-
-                if options.p_source[0] not in valid_sources:
-                    fatalError("Source %s is not valid" % options.p_source[0])
-
-            if options.p_target:
-                if len(options.p_target) != 1:
-                    fatalError("Please specify one and only one target.")
-
-                if options.p_target[0] not in valid_sources:
-                    fatalError("Target %s is not valid" % options.p_target[0])
-
-        # join any classpathes if any
-        if options.classpath:
-            if len(options.classpath) > 1:
-                start =[]
-                start.append(options.classpath[0])
-                for item in options.classpath[1:]:
-                    start[0] += ":%s" % (item)
-
-                options.classpath = start
-
-    # End Invalid Arguments Check
-    # main loop
-    run()
+	options_list = [
+		make_option ("-a", "--artifact", action="store_true", dest="p_artifact", help="get artifact name."),
+		make_option ("-c", "--classpath", action="append", dest="classpath", help="set classpath to use with maven."),
+		make_option ("-s", "--source", action="append", dest="p_source", help="Java source version."),
+		make_option ("-t", "--target", action="append", dest="p_target", help="Java target version."),
+		make_option ("-d", "--depependencies" , action="store_true", dest="p_dep",  help="get dependencies infos"),
+		make_option ("-f", "--file",     action="append",     dest="files",      help="Transform files instead of operating on stdout and stdin"),
+		make_option ("-g", "--group"   , action="store_true", dest="p_group",    help="get artifact group."),
+		make_option ("-r", "--rewrite",  action="store_true", dest="p_rewrite", help="rewrite poms to use our classpath"),
+		make_option ("-p", "--ischild",  action="store_true", dest="p_ischild", help="return true if this is a child pom"),
+		make_option ("-v", "--version" , action="store_true", dest="p_version",  help="get artifact version."),
+	]
+
+	parser = OptionParser(usage, options_list)
+	(options, args) = parser.parse_args()
+
+	# Invalid Arguments Must be smited!
+	if not options.p_ischild and not options.p_rewrite and not options.p_dep and not options.p_version and not options.p_artifact and not options.p_group:
+		print usage
+		print
+		error("No action was specified.")
+
+	if options.files:
+		if len(options.files) > 1:
+			error("Please specify only one pom at a time.")
+
+	if options.p_rewrite:
+		valid_sources = ["1.4","1.5"]
+		for source in valid_sources:
+			if options.p_source:
+				if len(options.p_source) != 1:
+					error("Please specify one and only one source.")
+
+				if options.p_source[0] not in valid_sources:
+					error("Source %s is not valid" % options.p_source[0])
+
+			if options.p_target:
+				if len(options.p_target) != 1:
+					error("Please specify one and only one target.")
+
+				if options.p_target[0] not in valid_sources:
+					error("Target %s is not valid" % options.p_target[0])
+
+		# join any classpathes if any
+		if options.classpath:
+			if len(options.classpath) > 1:
+				start =[]
+				start.append(options.classpath[0])
+				for item in options.classpath[1:]:
+					start[0] += ":%s" % (item)
+
+				options.classpath = start
+
+	# End Invalid Arguments Check
+	# main loop
+	run()