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podio_class_generator.py
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# #!/usr/bin/env python
import os
import string
import pickle
import subprocess
from podio_config_reader import PodioConfigReader, ClassDefinitionValidator
from podio_templates import declarations, implementations
thisdir = os.path.dirname(os.path.abspath(__file__))
class ClassGenerator(object):
def __init__(self, yamlfile, install_dir, package_name, verbose=True, dryrun=False):
self.yamlfile = yamlfile
self.install_dir = install_dir
self.package_name = package_name
self.template_dir = os.path.join(thisdir, "../templates")
self.verbose = verbose
self.buildin_types = ClassDefinitionValidator.buildin_types
self.created_classes = []
self.requested_classes = []
self.reader = PodioConfigReader(yamlfile)
self.warnings = []
self.component_members = {}
self.dryrun = dryrun
def configure_clang_format(self, apply):
if not apply:
self.clang_format = []
return
try:
cformat_exe = subprocess.check_output(['which', 'clang-format']).strip()
except subprocess.CalledProcessError:
print ("ERROR: Cannot find clang-format executable")
print (" Please make sure it is in the PATH.")
self.clang_format = []
return
self.clang_format = [cformat_exe, "-i", "-style=file", "-fallback-style=llvm"]
def process(self):
self.reader.read()
self.getSyntax = self.reader.options["getSyntax"]
self.expose_pod_members = self.reader.options["exposePODMembers"]
self.process_components(self.reader.components)
# no datatypes at the moment
self.process_datatypes(self.reader.datatypes)
self.create_selection_xml()
self.print_report()
def process_components(self, content):
self.requested_classes += content.keys()
for name, components in content.items():
self.create_component(name, components["Members"])
def process_datatypes(self, content):
for name in content.iterkeys():
self.requested_classes.append(name)
self.requested_classes.append("%sData" % name)
for name, components in content.items():
self.create_data(name, components)
self.create_class(name, components)
self.create_collection(name, components)
self.create_obj(name, components)
self.create_PrintInfo(name, components)
def print_report(self):
if self.verbose:
pkl = open(os.path.join(thisdir, "figure.txt"))
figure = pickle.load(pkl)
text = "%s %d %s" % (self.yamlfile,
len(self.created_classes),
self.install_dir)
cntr = 0
print
for figline, summaryline in zip(figure, text.splitlines()):
cntr += 1
print (figline + summaryline)
for i in xrange(cntr, len(figure)):
print (figure[i])
print (" 'Homage to the Square' - Josef Albers")
print
def get_template(self, filename):
templatefile = os.path.join(self.template_dir, filename)
return open(templatefile, "r").read()
def create_selection_xml(self):
content = ""
for klass in self.created_classes:
# if not klass.endswith("Collection") or klass.endswith("Data"):
content += ' <class name="std::vector<%s>" />\n' % klass
content += """
<class name="%s">
<field name="m_registry" transient="true"/>
<field name="m_container" transient="true"/>
</class>\n""" % klass
templatefile = os.path.join(self.template_dir,
"selection.xml.template")
template = open(templatefile, "r").read()
content = string.Template(template).substitute({"classes": content})
self.write_file("selection.xml", content)
def process_datatype(self, classname, definition, is_data=False):
datatype_dict = {}
datatype_dict["description"] = definition["Description"]
datatype_dict["author"] = definition["Author"]
datatype_dict["includes"] = []
datatype_dict["members"] = []
members = definition["Members"]
for member in members:
klass = member["type"]
name = member["name"]
description = member["description"]
datatype_dict["members"].append(" %s %s; ///<%s"
% (klass, name, description))
if "std::string" == klass:
datatype_dict["includes"].append("#include <string>")
self.warnings.append("%s defines a string member %s, that spoils the PODness"
% (classname, klass))
elif klass in self.buildin_types:
pass
elif klass in self.requested_classes:
if "::" in klass:
namespace, klassname = klass.split("::")
datatype_dict["includes"].append('#include "%s.h"'
% klassname)
else:
datatype_dict["includes"].append('#include "%s.h"'
% klass)
elif "std::array" in klass:
datatype_dict["includes"].append("#include <array>")
array_type = klass.split("<")[1].split(",")[0]
if array_type not in self.buildin_types:
if "::" in array_type:
array_type = array_type.split("::")[1]
datatype_dict["includes"].append("#include \"%s.h\"\n" % array_type)
elif "vector" in klass:
datatype_dict["includes"].append("#include <vector>")
if is_data: # avoid having warnings twice
self.warnings.append("%s defines a vector member %s, that spoils the PODness" % (classname, klass))
elif "[" in klass and is_data: # FIXME: is this only true ofr PODs?
raise Exception("'%s' defines an array type. Array types are not supported yet." % (classname, klass))
else:
raise Exception("'%s' defines a member of a type '%s' that is not (yet) declared!" % (classname, klass))
# get rid of duplicates:
datatype_dict["includes"] = list(set(datatype_dict["includes"]))
return datatype_dict
def demangle_classname(self, classname):
namespace_open = ""
namespace_close = ""
namespace = ""
rawclassname = ""
if "::" in classname:
cnameparts = classname.split("::")
if len(cnameparts) > 2:
raise Exception("'%s' defines a type with nested namespaces. Not supported, yet." % classname)
namespace, rawclassname = cnameparts
namespace_open = "namespace %s {" % namespace
namespace_close = "} // namespace %s" % namespace
else:
rawclassname = classname
return namespace, rawclassname, namespace_open, namespace_close
def create_data(self, classname, definition):
# check whether all member types are known
# and prepare include directives
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
data = self.process_datatype(classname, definition)
# now handle the vector-members
vectormembers = definition["VectorMembers"]
for vectormember in vectormembers:
name = vectormember["name"]
data["members"].append(" unsigned int %s_begin;" % name)
data["members"].append(" unsigned int %s_end;" %(name))
# now handle the one-to-many relations
refvectors = definition["OneToManyRelations"]
for refvector in refvectors:
name = refvector["name"]
data["members"].append(" unsigned int %s_begin;" %(name))
data["members"].append(" unsigned int %s_end;" %(name))
substitutions = {"includes" : "\n".join(data["includes"]),
"members" : "\n".join(data["members"]),
"name" : rawclassname,
"description" : data["description"],
"author" : data["author"],
"package_name" : self.package_name,
"namespace_open" : namespace_open,
"namespace_close" : namespace_close
}
self.fill_templates("Data", substitutions)
self.created_classes.append(classname+"Data")
def create_class(self, classname, definition):
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
includes_cc = ""
forward_declarations = ""
forward_declarations_namespace = {"":[]}
getter_implementations = ""
setter_implementations = ""
getter_declarations = ""
setter_declarations = ""
constructor_signature = ""
constructor_body = ""
ConstGetter_implementations = ""
ostream_declaration = ""
ostream_implementation = ""
# check whether all member types are known
# and prepare include directives
datatype = self.process_datatype(classname, definition, False)
datatype["includes"].append('#include "%s.h"' % (rawclassname+"Data"))
ostream_declaration = ("std::ostream& operator<<( std::ostream& o,const Const%s& value );\n" % rawclassname )
ostream_implementation = ("std::ostream& operator<<( std::ostream& o,const Const%s& value ){\n" % rawclassname )
ostream_implementation += ' o << " id : " << value.id() << std::endl ;\n'
# check on-to-one relations and prepare include directives
oneToOneRelations = definition["OneToOneRelations"]
for member in oneToOneRelations:
klass = member["type"]
if klass in self.requested_classes:
mnamespace = ""
klassname = klass
if "::" in klass:
mnamespace, klassname = klass.split("::")
if mnamespace not in forward_declarations_namespace.keys():
forward_declarations_namespace[mnamespace] = []
forward_declarations_namespace[mnamespace] += ["class %s;\n" %(klassname)]
forward_declarations_namespace[mnamespace] += ["class Const%s;\n" %(klassname)]
includes_cc += '#include "%s.h"\n' %(klassname)
for nsp in forward_declarations_namespace.iterkeys():
if nsp != "":
forward_declarations += "namespace %s {\n" % nsp
forward_declarations += "".join(forward_declarations_namespace[nsp])
if nsp != "":
forward_declarations += "}\n"
# check one-to-many relations for consistency
# and prepare include directives
refvectors = definition["OneToManyRelations"]
if len(refvectors) != 0:
datatype["includes"].append("#include <vector>")
for item in refvectors:
klass = item["type"]
if klass in self.requested_classes:
if "::" in klass:
mnamespace, klassname = klass.split("::")
datatype["includes"].append('#include "%s.h"' %klassname)
else:
datatype["includes"].append('#include "%s.h"' %klass)
elif "std::array" in klass:
datatype["includes"].append("#include <array>")
array_type = klass.split("<")[1].split(",")[0]
if array_type not in self.buildin_types:
if "::" in array_type:
array_type = array_type.split("::")[1]
datatype["includes"].append("#include \"%s.h\"\n" % array_type)
else:
raise Exception("'%s' declares a non-allowed many-relation to '%s'!" %(classname, klass))
# handle standard members
all_members = {}
for member in definition["Members"]:
name = member["name"]
klass = member["type"]
desc = member["description"]
gname,sname = name,name
if( self.getSyntax ):
gname = "get" + name[:1].upper() + name[1:]
sname = "set" + name[:1].upper() + name[1:]
if name in all_members.keys():
raise Exception("'%s' clashes with another member name in class '%s', previously defined in %s" % (name, classname, all_members[name]))
all_members[name] = classname
getter_declarations += declarations["member_getter"].format(type=klass, name=name,fname=gname, description=desc)
getter_implementations += implementations["member_getter"].format(type=klass, classname=rawclassname, name=name, fname=gname)
if klass in self.buildin_types:
setter_declarations += declarations["member_builtin_setter"].format(type=klass, name=name, fname=sname, description=desc)
setter_implementations += implementations["member_builtin_setter"].format(type=klass, classname=rawclassname, name=name, fname=sname)
ostream_implementation += ( ' o << " %s : " << value.%s() << std::endl ;\n' % (name,gname) )
elif klass.startswith("std::array"):
setter_declarations += declarations["member_builtin_setter"].format(type=klass, name=name, fname=sname, description=desc)
setter_implementations += implementations["member_builtin_setter"].format(type=klass, classname=rawclassname, name=name, fname=sname)
item_class = klass.split("<")[1].split(",")[0].strip()
setter_declarations += declarations["array_builtin_setter"].format(type=item_class, name=name, fname=sname, description=desc)
setter_implementations += implementations["array_builtin_setter"].format(type=item_class, classname=rawclassname, name=name, fname=sname)
getter_declarations += declarations["array_member_getter"].format(type=item_class, name=name, fname=gname, description=desc)
getter_implementations += implementations["array_member_getter"].format(type=item_class, classname=rawclassname, name=name, fname=gname)
ConstGetter_implementations += implementations["const_array_member_getter"].format(type=item_class, classname=rawclassname, name=name, fname=gname, description=desc)
arrsize = klass[ klass.rfind(',')+1 : klass.rfind('>') ]
ostream_implementation += ( ' o << " %s : " ;\n' % (name) )
ostream_implementation += ' for(int i=0,N='+arrsize+';i<N;++i)\n'
ostream_implementation += ( ' o << value.%s()[i] << "|" ;\n' % gname )
ostream_implementation += ' o << std::endl ;\n'
else:
ostream_implementation += ( ' o << " %s : " << value.%s() << std::endl ;\n' % (name,gname) )
setter_declarations += declarations["member_class_refsetter"].format(type=klass, name=name, description=desc)
setter_implementations += implementations["member_class_refsetter"].format(type=klass, classname=rawclassname, name=name, fname=sname)
setter_declarations += declarations["member_class_setter"].format(type=klass, name=name, fname=sname, description=desc)
setter_implementations += implementations["member_class_setter"].format(type=klass, classname=rawclassname, name=name, fname=sname)
if self.expose_pod_members:
sub_members = self.component_members[klass]
for sub_member in sub_members:
comp_member_class, comp_member_name = sub_member
if comp_member_name in all_members.keys():
raise Exception("'%s' clashes with another member name in class '%s' (defined in the component '%s' and '%s')" % (comp_member_name, classname, name, all_members[comp_member_name]))
all_members[comp_member_name] = " member '" + name + "'"
# use mystructMember with camel case as name to avoid clashes
comp_gname, comp_sname = comp_member_name, comp_member_name
if self.getSyntax:
comp_gname = "get" + comp_member_name[:1].upper() + comp_member_name[1:]
comp_sname = "set" + comp_member_name[:1].upper() + comp_member_name[1:]
ostream_implementation += ( ' o << " %s : " << value.%s() << std::endl ;\n' % (comp_member_name , comp_gname) )
getter_declarations += declarations["pod_member_getter"].format(type=comp_member_class, name=comp_member_name, fname=comp_gname, compname=name, description=desc)
getter_implementations += implementations["pod_member_getter"].format(type=comp_member_class, classname=rawclassname, name=comp_member_name, fname=comp_gname, compname=name, description=desc)
if comp_member_class in self.buildin_types:
setter_declarations += declarations["pod_member_builtin_setter"].format(type=comp_member_class, name=comp_member_name, fname=comp_sname, compname=name, description=desc)
setter_implementations += implementations["pod_member_builtin_setter"].format(type=comp_member_class, classname=rawclassname, name=comp_member_name, fname=comp_sname, compname=name, description=desc)
else:
setter_declarations += declarations["pod_member_class_refsetter"].format(type=comp_member_class, name=comp_member_name, compname=name, description=desc)
setter_implementations += implementations["pod_member_class_refsetter"].format(type=comp_member_class, classname=rawclassname, name=comp_member_name, fname=comp_sname, compname=name, description=desc)
setter_declarations += declarations["pod_member_class_setter"].format(type=comp_member_class, name=comp_member_name, fname=comp_sname, compname=name, description=desc)
setter_implementations += implementations["pod_member_class_setter"].format(type=comp_member_class, classname=rawclassname, fname=comp_sname, name=comp_member_name, compname=name, description=desc)
ConstGetter_implementations += implementations["const_pod_member_getter"].format(type=comp_member_class, classname=rawclassname, name=comp_member_name, fname=comp_gname, compname=name, description=desc)
# Getter for the Const variety of this datatype
ConstGetter_implementations += implementations["const_member_getter"].format(type=klass, classname=rawclassname, name=name, fname=gname, description=desc)
# set up signature
constructor_signature += "%s %s," %(klass, name)
# constructor
constructor_body += " m_obj->data.%s = %s;" %(name, name)
# one-to-one relations
for member in oneToOneRelations:
name = member["name"]
klass = member["type"]
desc = member["description"]
mnamespace = ""
klassname = klass
mnamespace, klassname, _, __ = self.demangle_classname(klass)
gname = name
sname = name
if self.getSyntax:
gname = "get" + name[:1].upper() + name[1:]
sname = "set" + name[:1].upper() + name[1:]
ostream_implementation += ( ' o << " %s : " << value.%s().id() << std::endl ;\n' % (name, gname) )
setter_declarations += declarations["one_rel_setter"].format(name=name,fname=sname, namespace=mnamespace, type=klassname, description=desc)
setter_implementations += implementations["one_rel_setter"].format(name=name,fname=sname, namespace=mnamespace, type=klassname, classname=rawclassname)
getter_declarations += declarations["one_rel_getter"].format(name=name,fname=gname, namespace=mnamespace, type=klassname, description=desc)
getter_implementations += implementations["one_rel_getter"].format(name=name,fname=gname, namespace=mnamespace, type=klassname, classname=rawclassname)
ConstGetter_implementations += implementations["const_one_rel_getter"].format(name=name,fname=gname, namespace=mnamespace, type=klassname, classname=rawclassname, description=desc)
# handle vector members
vectormembers = definition["VectorMembers"]
if len(vectormembers) != 0:
datatype["includes"].append("#include <vector>")
for item in vectormembers:
klass = item["type"]
if klass not in self.buildin_types and klass not in self.reader.components:
raise Exception("'%s' declares a non-allowed vector member of type '%s'!" %(classname, klass))
if klass in self.reader.components:
if "::" in klass:
namespace, klassname = klass.split("::")
datatype["includes"].append('#include "%s.h"' %klassname)
else:
datatype["includes"].append('#include "%s.h"' %klass)
# handle constructor from values
constructor_signature = constructor_signature.rstrip(",")
if constructor_signature == "":
constructor_implementation = ""
constructor_declaration = ""
ConstConstructor_declaration = ""
ConstConstructor_implementation = ""
else:
substitutions = { "name" : rawclassname,
"constructor" : constructor_body,
"signature" : constructor_signature
}
constructor_implementation = self.evaluate_template("Object.constructor.cc.template",substitutions)
constructor_declaration = " %s(%s);\n" %(rawclassname, constructor_signature)
ConstConstructor_implementation = self.evaluate_template("ConstObject.constructor.cc.template",substitutions)
ConstConstructor_declaration = "Const%s(%s);\n" %(rawclassname, constructor_signature)
# handle one-to-many relations
references_members = ""
references_declarations = ""
references = ""
ConstReferences_declarations = ""
ConstReferences = ""
references_template = self.get_template("RefVector.cc.template")
references_declarations_template = self.get_template("RefVector.h.template")
ConstReferences_declarations_template = self.get_template("ConstRefVector.h.template")
ConstReferences_template = self.get_template("ConstRefVector.cc.template")
for refvector in refvectors+definition["VectorMembers"]:
relnamespace, reltype, _, __ = self.demangle_classname(refvector["type"])
relationtype = refvector["type"]
if relationtype not in self.buildin_types and relationtype not in self.reader.components:
relationtype = relnamespace+"::Const"+reltype
relationName = refvector["name"]
get_relation = relationName
add_relation = "add"+relationName
if( self.getSyntax ):
get_relation = "get" + relationName[:1].upper() + relationName[1:]
add_relation = "add" + relationName[:1].upper() + relationName[1:len(relationName)-1] # drop the 's' at the end !??
ostream_implementation += ( ' o << " %s : " ;\n' % relationName )
ostream_implementation += ( ' for(unsigned i=0,N=value.%s_size(); i<N ; ++i)\n' % relationName )
ostream_implementation += ( ' o << value.%s(i) << " " ; \n' % get_relation )
ostream_implementation += ' o << std::endl ;\n'
substitutions = {"relation" : relationName,
"get_relation" : get_relation,
"add_relation" : add_relation,
"relationtype" : relationtype,
"classname" : rawclassname,
"package_name" : self.package_name
}
references_declarations += string.Template(references_declarations_template).substitute(substitutions)
references += string.Template(references_template).substitute(substitutions)
references_members += "std::vector<%s>* m_%s; ///< transient \n" %(refvector["type"], refvector["name"])
ConstReferences_declarations += string.Template(ConstReferences_declarations_template).substitute(substitutions)
ConstReferences += string.Template(ConstReferences_template).substitute(substitutions)
# handle user provided extra code
extracode_declarations = ""
extracode = ""
constextracode_declarations = ""
constextracode = ""
if definition.has_key("ExtraCode"):
extra = definition["ExtraCode"]
if( extra.has_key("declaration")):
extracode_declarations = extra["declaration"].replace("{name}",rawclassname)
if( extra.has_key("implementation")):
extracode = extra["implementation"].replace("{name}",rawclassname)
if( extra.has_key("const_declaration")):
constextracode_declarations = extra["const_declaration"].replace("{name}","Const"+rawclassname)
extracode_declarations += "\n"
extracode_declarations += extra["const_declaration"]
if( extra.has_key("const_implementation")):
constextracode = extra["const_implementation"].replace("{name}","Const"+rawclassname)
extracode += "\n"
extracode += extra["const_implementation"].replace("{name}",rawclassname)
# TODO: add loading of code from external files
if( extra.has_key("includes")):
datatype["includes"].append( extra["includes"] )
print (" ***** adding includes : " , extra["includes"] , "to" , datatype["includes"])
ostream_implementation += " return o ;\n}\n"
substitutions = {"includes" : "\n".join(datatype["includes"]),
"includes_cc" : includes_cc,
"forward_declarations" : forward_declarations,
"getters" : getter_implementations,
"getter_declarations": getter_declarations,
"setters" : setter_implementations,
"setter_declarations": setter_declarations,
"constructor_declaration" : constructor_declaration,
"constructor_implementation" : constructor_implementation,
"extracode" : extracode,
"extracode_declarations" : extracode_declarations,
"name" : rawclassname,
"description" : datatype["description"],
"author" : datatype["author"],
"relations" : references,
"relation_declarations" : references_declarations,
"relation_members" : references_members,
"package_name" : self.package_name,
"namespace_open" : namespace_open,
"namespace_close" : namespace_close,
"ostream_declaration" : ostream_declaration,
"ostream_implementation" : ostream_implementation
}
self.fill_templates("Object",substitutions)
self.created_classes.append(classname)
substitutions["constructor_declaration"] = ConstConstructor_declaration
substitutions["constructor_implementation"] = ConstConstructor_implementation
substitutions["relation_declarations"] = ConstReferences_declarations
substitutions["relations"] = ConstReferences
substitutions["getters"] = ConstGetter_implementations
substitutions["constextracode"] = constextracode
substitutions["constextracode_declarations"] = constextracode_declarations
self.fill_templates("ConstObject", substitutions)
if "::" in classname:
self.created_classes.append("%s::Const%s" %(namespace, rawclassname))
else:
self.created_classes.append("Const%s" %classname)
def create_collection(self, classname, definition):
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
members = definition["Members"]
constructorbody = ""
destructorbody = ""
prepareforwritinghead = ""
prepareforwritingbody = ""
vectorized_access_decl, vectorized_access_impl = self.prepare_vectorized_access(rawclassname,members)
setreferences = ""
prepareafterread = ""
includes = ""
initializers = ""
relations = ""
create_relations = ""
clear_relations = ""
push_back_relations = ""
prepareafterread_refmembers = ""
prepareforwriting_refmembers = ""
vecmembers = ""
#------------------ create ostream operator --------------------------
# create colum based output for data members using scientific format
#
numColWidth = 12
ostream_header_string = "id:"
while len( ostream_header_string ) < numColWidth+1:
ostream_header_string += " "
ostream_declaration = ("std::ostream& operator<<( std::ostream& o,const %sCollection& v);\n" % rawclassname )
ostream_implementation = ("std::ostream& operator<<( std::ostream& o,const %sCollection& v){\n" % rawclassname )
ostream_implementation += ' std::ios::fmtflags old_flags = o.flags() ; \n'
ostream_implementation += ' o << "{header_string}" << std::endl ;\n '
ostream_implementation += ' for(int i = 0; i < v.size(); i++){\n'
ostream_implementation += ' o << std::scientific << std::showpos '
ostream_implementation += ( ' << std::setw(%i) ' % numColWidth )
ostream_implementation += ' << v[i].id() << " " '
for m in members:
name = m["name"]
t = m["type"]
colW = numColWidth+2
comps = self.reader.components
compMemStr = ""
if t in comps.keys():
nCompMem = 0
compMemStr += ' ['
#print " found component: " , name , t , comps[ t ] , " #members: " , nCompMem
for cm in comps[t]["Members"]:
if cm != 'ExtraCode':
nCompMem += 1
compMemStr += ('%s,' % cm )
compMemStr += ']'
colW *= nCompMem
#print " found component: " , name , t , comps[ t ] , " #members: " , nCompMem
colName = name[:colW-2]
colName += compMemStr
colName +=":"
while len( colName ) < colW:
colName += " "
ostream_header_string += colName
if( self.getSyntax ):
name = "get" + name[:1].upper() + name[1:]
if not t.startswith("std::array"):
ostream_implementation += (' << std::setw(%i) << v[i].%s() << " "' % ( numColWidth, name ) )
ostream_implementation += ' << std::endl;\n'
ostream_implementation = ostream_implementation.replace( "{header_string}", ostream_header_string )
#----------------------------------------------------------------------
refmembers = definition["OneToOneRelations"]
refvectors = definition["OneToManyRelations"]
vectormembers = definition["VectorMembers"]
nOfRefVectors = len(refvectors)
nOfRefMembers = len(refmembers)
if nOfRefVectors + nOfRefMembers > 0:
# member initialization
#constructorbody += "\tm_refCollections = new podio::CollRefCollection();\n"
destructorbody += "\tfor (auto& pointer : m_refCollections) { if (pointer != nullptr) delete pointer; }\n"
clear_relations += "\tfor (auto& pointer : m_refCollections) { pointer->clear(); }\n"
for counter, item in enumerate(refvectors):
name = item["name"]
klass = item["type"]
substitutions = { "counter" : counter,
"class" : klass,
"name" : name }
mnamespace, klassname, _, __ = self.demangle_classname(klass)
# includes
includes += '#include "%sCollection.h" \n' %(klassname)
# FIXME check if it compiles with :: for both... then delete this.
relations += declarations["relation"].format(namespace=mnamespace, type=klassname, name=name)
relations += declarations["relation_collection"].format(namespace=mnamespace, type=klassname, name=name)
initializers += implementations["ctor_list_relation"].format(namespace=mnamespace, type=klassname, name=name)
constructorbody += "\tm_refCollections.push_back(new std::vector<podio::ObjectID>());\n"
# relation handling in ::create
create_relations += "\tm_rel_{name}_tmp.push_back(obj->m_{name});\n".format(name=name)
# relation handling in ::clear
clear_relations += implementations["clear_relations_vec"].format(name=name)
clear_relations += implementations["clear_relations"].format(name=name)
# relation handling in dtor:
destructorbody += implementations["destroy_relations"].format(name=name)
# relation handling in push_back
push_back_relations += "\tm_rel_{name}_tmp.push_back(obj->m_{name});\n".format(name=name)
# relation handling in ::prepareForWrite
prepareforwritinghead += "\tint {name}_index =0;\n".format(name=name)
prepareforwritingbody += self.evaluate_template("CollectionPrepareForWriting.cc.template",substitutions)
# relation handling in ::settingReferences
setreferences += self.evaluate_template("CollectionSetReferences.cc.template",substitutions)
prepareafterread += "\t\tobj->m_%s = m_rel_%s;" %(name, name)
get_name = name
if( self.getSyntax ):
get_name = "get" + name[:1].upper() + name[1:]
ostream_implementation += ( ' o << " %s : " ;\n' % name )
ostream_implementation += ( ' for(unsigned j=0,N=v[i].%s_size(); j<N ; ++j)\n' % name )
ostream_implementation += ( ' o << v[i].%s(j).id() << " " ; \n' % get_name )
ostream_implementation += ' o << std::endl ;\n'
for counter, item in enumerate(refmembers):
name = item["name"]
klass = item["type"]
mnamespace = ""
klassname = klass
if "::" in klass:
mnamespace, klassname = klass.split("::")
substitutions = { "counter" : counter+nOfRefVectors,
"class" : klass,
"rawclass" : klassname,
"name" : name }
# includes
includes += '#include "%sCollection.h"\n' %(klassname)
# constructor call
initializers += implementations["ctor_list_relation"].format(namespace=mnamespace, type=klassname, name=name)
# member
relations += declarations["relation"].format(namespace=mnamespace, type=klassname, name=name)
constructorbody += "\tm_refCollections.push_back(new std::vector<podio::ObjectID>());\n"
# relation handling in ::clear
clear_relations += implementations["clear_relations"].format(name=name)
# relation handling in dtor:
destructorbody += implementations["destroy_relations"].format(name=name)
# relation handling in ::prepareForWrite
prepareforwriting_refmembers += implementations["prep_writing_relations"].format(name=name, i=(counter+nOfRefVectors))
# relation handling in ::settingReferences
prepareafterread_refmembers += self.evaluate_template("CollectionSetSingleReference.cc.template",substitutions)
get_name = name
if( self.getSyntax ):
get_name = "get" + name[:1].upper() + name[1:]
ostream_implementation += ( ' o << " %s : " ;\n' % name )
ostream_implementation += ( ' o << v[i].%s().id() << std::endl;\n' % get_name )
if len(vectormembers)>0:
includes += '#include <numeric>\n'
for counter, item in enumerate(vectormembers):
name = item["name"]
klass = item["type"]
get_name = name
if( self.getSyntax ):
get_name = "get" + name[:1].upper() + name[1:]
vecmembers += declarations["vecmembers"].format(type=klass, name=name)
constructorbody += "\tm_vecmem_info.push_back( std::make_pair( \"{type}\", &m_vec_{name} )) ; \n".format(type=klass, name=name)
constructorbody += "\tm_vec_{name} = new std::vector<{type}>() ;\n".format(type=klass, name=name)
create_relations += "\tm_vecs_{name}.push_back(obj->m_{name});\n".format(name=name)
destructorbody += "\tif(m_vec_{name} != nullptr) delete m_vec_{name};\n".format(name=name)
clear_relations += "\tm_vec_{name}->clear();\n".format(name=name)
clear_relations += "\tm_vecs_{name}.clear();\n".format(name=name)
prepareforwritinghead += "\tint {name}_size = std::accumulate( m_entries.begin(), m_entries.end(), 0, ".format(name=name)
prepareforwritinghead += "[](int sum, const {rawclassname}Obj* obj){{ return sum + obj->m_{name}->size();}} );\n".format(rawclassname=rawclassname, name=name)
prepareforwritinghead += "\tm_vec_{name}->reserve( {name}_size );\n".format(name=name)
prepareforwritinghead += "\tint {name}_index =0;\n".format(name=name)
prepareforwritingbody += self.evaluate_template("CollectionPrepareForWritingVecMember.cc.template", {"name" : name })
push_back_relations += "\tm_vecs_{name}.push_back(obj->m_{name});\n".format(name=name)
prepareafterread += "\t\tobj->m_{name} = m_vec_{name};\n".format(name=name)
ostream_implementation += ( ' o << " %s : " ;\n' % name )
ostream_implementation += ( ' for(unsigned j=0,N=v[i].%s_size(); j<N ; ++j)\n' % name )
ostream_implementation += ( ' o << v[i].%s(j) << " " ; \n' % get_name )
ostream_implementation += ' o << std::endl ;\n'
ostream_implementation += ' }\no.flags(old_flags);\n'
ostream_implementation += " return o ;\n}\n"
substitutions = { "name" : rawclassname,
"constructorbody" : constructorbody,
"destructorbody" : destructorbody,
"prepareforwritinghead" : prepareforwritinghead,
"prepareforwritingbody" : prepareforwritingbody,
"prepareforwriting_refmembers" : prepareforwriting_refmembers,
"setreferences" : setreferences,
"prepareafterread" : prepareafterread,
"prepareafterread_refmembers" : prepareafterread_refmembers,
"includes" : includes,
"initializers" : initializers,
"relations" : relations,
"create_relations" : create_relations,
"clear_relations" : clear_relations,
"push_back_relations" : push_back_relations,
"vecmembers" : vecmembers,
"package_name" : self.package_name,
"vectorized_access_declaration" : vectorized_access_decl,
"vectorized_access_implementation" : vectorized_access_impl,
"namespace_open" : namespace_open,
"namespace_close" : namespace_close,
"ostream_declaration" : ostream_declaration,
"ostream_implementation" : ostream_implementation
}
self.fill_templates("Collection",substitutions)
self.created_classes.append("%sCollection"%classname)
def create_PrintInfo(self, classname, definition):
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
toFormattingStrings = {"char" : "3" , "unsigned char" : "3", "long":"11", "longlong":"22", "bool":"1", "int":""}
formats = {"char" : 3 , "unsigned char" : 3, "long": 11, "longlong": 22 , "bool": 1,}
outputSingleObject = 'o << "' + classname + ':" << std::endl; \n o << '
WidthIntegers = ""
widthOthers = ""
findMaximum = ""
setFormats = ""
formattedOutput = ""
tableHeader = ""
for member in definition["Members"]:
name = member["name"]
lengthName = len(name)
klass = member["type"]
if(klass in toFormattingStrings and not klass == "int"):
if(formats[klass] > lengthName):
widthOthers = widthOthers + " int"+ " " + name + "Width = " + toFormattingStrings[klass] + " ; \n"
else:
widthOthers = widthOthers + " int" + " " + name + "Width = " + str(lengthName) + " ; \n"
elif klass == "int":
findMaximum += "\n int " + name + "Max ; \n"
findMaximum += " " + name + "Width = 1 ; \n "
findMaximum += " for(int i = 0 ; i < value.size(); i++){ \n"
findMaximum += " if( value[i].get" + name[:1].upper() + name[1:] + "() > 0 ){ \n"
findMaximum += " if(" + name + "Max < value[i].get" + name[:1].upper() + name[1:] + "()){ \n"
findMaximum += " " + name + "Max = value[i].get" + name[:1].upper() + name[1:] + "();"
findMaximum += "\n } \n"
findMaximum += "\n } \n"
findMaximum += " else if( -" + name + "Max / 10 > value[i].get" + name[:1].upper() + name[1:] + "()){ \n"
findMaximum += " " + name + "Max = - value[i].get" + name[:1].upper() + name[1:] + "() * 10; "
findMaximum += "\n } \n"
findMaximum += " } \n"
setFormats += "\n while(" + name + "Max != 0){ \n"
setFormats += " " + name + "Width++; \n " + name + "Max = " + name + "Max / 10; \n } \n"
setFormats += " if(" + name + "Width < " + str(lengthName) + "){ " + name + "Width = " + str(lengthName) + ";} \n"
WidthIntegers = WidthIntegers + " " + klass + " " + name + "Width = 1 ; \n"
elif(klass == "double" or klass == "float"):
if(lengthName > 12):
widthOthers = widthOthers + " int" + " " + name + "Width = " + str(lengthName) + " ; \n"
else:
widthOthers = widthOthers + " int" + " " + name + "Width = 12 ; \n"
elif(klass == "DoubleThree" or klass == "FloatThree"):
if(lengthName > 38):
widthOthers = widthOthers + " int" + " " + name + "Width = " + str(lengthName) + " ; \n"
else:
widthOthers += " int" + " " + name + "Width = 38 ; \n"
elif(klass == "IntTwo"):
if(lengthName > 24):
widthOthers = widthOthers + " int" + " " + name + "Width = " + str(lengthName) + " ; \n"
else:
widthOthers += " int" + " " + name + "Width = 24 ; \n"
else:
widthOthers = widthOthers + " int" + " " + name + "Width = 38 ; \n"
if(klass != "StingVec"):
tableHeader += 'std::setw(' + classname + "PrintInfo::instance()." + name + 'Width) << "' + name + '" << "|" << '
if(klass == "DoubleThree" or klass == "FloatThree" or klass == "StringVec"):
formattedOutput += " value[i].get" + name[:1].upper() + name[1:] + '() << " "' + " << "
else:
formattedOutput += " std::setw(" + classname + "PrintInfo::instance()." + name + "Width)"
formattedOutput += " << value[i].get" + name[:1].upper() + name[1:] + '() << " "' + " << "
outputSingleObject += '"' + klass + '" << " " << "' + name + '" << " "' + " << value.get" + name[:1].upper() + name[1:] + '() << " "' + " << "
substitutions = { "name" : rawclassname,
"widthIntegers" : WidthIntegers,
"widthOthers" : widthOthers,
"findMaximum" : findMaximum,
"setFormats" : setFormats,
"formattedOutput" : formattedOutput,
"tableHeader" : tableHeader,
"outputSingleObject" : outputSingleObject
}
# TODO: add loading of code from external files
self.fill_templates("PrintInfo",substitutions)
self.created_classes.append(classname)
def create_component(self, classname, components):
""" Create a component class to be used within the data types
Components can only contain simple data types and no user
defined ones
"""
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
includes = []
members = ""
extracode_declarations = ""
ostreamComponents = ""
printed = [""]
self.component_members[classname] = []
#fg: sort the dictionary, so at least we get a predictable order (alphabetical) of the members
keys = sorted( components.keys() )
ostreamComponents += "inline std::ostream& operator<<( std::ostream& o,const " + classname + "& value ){ \n"
for name in keys:
# print " comp: " , classname , " name : " , name
klass = components[ name ]
# for name, klass in components.items():
if( name != "ExtraCode"):
if not klass.startswith("std::array"):
ostreamComponents += ( ' o << value.%s << " " ;\n' % name )
else:
arrsize = klass[ klass.rfind(',')+1 : klass.rfind('>') ]
ostreamComponents += ' for(int i=0,N='+arrsize+';i<N;++i)\n'
ostreamComponents += ( ' o << value.%s[i] << "|" ;\n' % name )
ostreamComponents += ' o << " " ;\n'
klassname = klass
mnamespace = ""
if "::" in klass:
mnamespace, klassname = klass.split("::")
if mnamespace == "":
members+= " %s %s;\n" %(klassname, name)
self.component_members[classname].append([klassname, name])
else:
members += " ::%s::%s %s;\n" %(mnamespace, klassname, name)
self.component_members[classname].append(["::%s::%s" % (mnamespace, klassname), name])
if self.reader.components.has_key(klass):
includes.append('#include "%s.h"\n' %(klassname))
if "std::array" in klass:
includes.append("#include <array>\n")
array_type = klass.split("<")[1].split(",")[0]
if array_type not in self.buildin_types:
if "::" in array_type:
array_type = array_type.split("::")[1]
includes.append("#include \"%s.h\"\n" % array_type)
else:
# handle user provided extra code
if klass.has_key("declaration"):
extracode_declarations = klass["declaration"]
if klass.has_key("includes"):
includes.append(klass["includes"])
ostreamComponents += " return o ;\n"
ostreamComponents += "}\n"
# make includes unique and put it in a string
includes = ''.join(list(set(includes)))
substitutions = { "ostreamComponents" : ostreamComponents,
"includes" : includes,
"members" : members,
"extracode_declarations" : extracode_declarations,
"name" : rawclassname,
"package_name" : self.package_name,
"namespace_open" : namespace_open,
"namespace_close" : namespace_close
}
self.fill_templates("Component",substitutions)
self.created_classes.append(classname)
def create_obj(self, classname, definition):
""" Create an obj class containing all information
relevant for a given object.
"""
namespace, rawclassname, namespace_open, namespace_close = self.demangle_classname(classname)
relations = ""
includes = ""
includes_cc = ""
forward_declarations = ""
forward_declarations_namespace = {"":[]}
initialize_relations = ""
set_relations = ""
deepcopy_relations = ""
delete_relations = ""
delete_singlerelations = ""
refvectors = definition["OneToManyRelations"]
singleRelations = definition["OneToOneRelations"]
# do includes and forward declarations for
# oneToOneRelations and do proper cleanups
for item in singleRelations:
name = item["name"]
klass = item["type"]
klassname = klass
mnamespace = ""
if klass not in self.buildin_types:
if "::" in klass:
mnamespace, klassname = klass.split("::")
klassWithQualifier = "::"+mnamespace+"::Const"+klassname
if mnamespace not in forward_declarations_namespace.keys():
forward_declarations_namespace[mnamespace] = []
else:
klassWithQualifier = "Const"+klass
else:
klassWithQualifier = klass
if mnamespace != "":
relations+= " ::%s::Const%s* m_%s;\n" %(mnamespace, klassname, name)
else:
relations+= " Const%s* m_%s;\n" %(klassname, name)
if klass not in self.buildin_types:
if klass != classname:
forward_declarations_namespace[mnamespace] += ['class Const%s;\n' %(klassname)]
includes_cc += '#include "%sConst.h"\n' %(klassname)
initialize_relations += ", m_%s(nullptr)\n" %(name)
# for deep copy initialise as nullptr and set in copy ctor body if copied object has non-trivial relation
deepcopy_relations += ", m_%s(nullptr)" % (name)
set_relations += implementations["set_relations"].format(name=name, klass=klassWithQualifier)
delete_singlerelations+="\t\tif (m_%s != nullptr) delete m_%s;\n" % (name, name)
for nsp in forward_declarations_namespace.iterkeys():
if nsp != "":
forward_declarations += "namespace %s {" % nsp
forward_declarations += "".join(forward_declarations_namespace[nsp])
if nsp != "":
forward_declarations += "}\n"
if len(refvectors+definition["VectorMembers"]) !=0:
includes += "#include <vector>\n"
for item in refvectors+definition["VectorMembers"]:
name = item["name"]
klass = item["type"]
if klass not in self.buildin_types:
if klass not in self.reader.components:
if "::" in klass:
mnamespace, klassname = klass.split("::")
klassWithQualifier = "::"+mnamespace+"::Const"+klassname
else:
klassWithQualifier = "Const"+klass
else:
klassWithQualifier = klass
relations += "\tstd::vector<%s>* m_%s;\n" %(klassWithQualifier, name)
initialize_relations += ", m_%s(new std::vector<%s>())" %(name,klassWithQualifier)
deepcopy_relations += ", m_%s(new std::vector<%s>(*(other.m_%s)))" %(name,klassWithQualifier,name)
if klass == classname:
includes_cc += '#include "%s.h"\n' %(rawclassname)
else:
if "::" in klass:
mnamespace, klassname = klass.split("::")
includes += '#include "%s.h"\n' %klassname
else:
includes += '#include "%s.h"\n' %klass
else:
relations += "\tstd::vector<%s>* m_%s;\n" %(klass, name)
initialize_relations += ", m_%s(new std::vector<%s>())" %(name,klass)
deepcopy_relations += ", m_%s(new std::vector<%s>(*(other.m_%s)))" %(name,klass,name)
delete_relations += "\t\tdelete m_%s;\n" %(name)
substitutions = { "name" : rawclassname,
"includes" : includes,
"includes_cc" : includes_cc,
"forward_declarations" : forward_declarations,
"relations" : relations,