Gaudi.Main.BootstrapHelper Class Reference

Inheritance diagram for Gaudi.Main.BootstrapHelper:

Collaboration diagram for Gaudi.Main.BootstrapHelper:

Classes
class	AppMgr
class	Property
class	StatusCode

Public Member Functions
def	__init__ (self)
def	createApplicationMgr (self)
def	ROOT_VERSION_CODE (self)
def	ROOT_VERSION (self)

Public Attributes
	log
	lib

Detailed Description

Definition at line 10 of file Main.py.

Constructor & Destructor Documentation

def Gaudi.Main.BootstrapHelper.__init__

(

self

)

Definition at line 86 of file Main.py.

    def __init__(self):
        from ctypes import (PyDLL, util, c_void_p, c_bool, c_char_p, c_int,
                            RTLD_GLOBAL)

        # Helper class to avoid void* to int conversion
        # (see http://stackoverflow.com/questions/17840144)

        class IInterface_p(c_void_p):
            def __repr__(self):
                return "IInterface_p(0x%x)" % (0 if self.value is None else
                                               self.value)

        self.log = logging.getLogger('BootstrapHelper')
        libname = util.find_library('GaudiKernel') or 'libGaudiKernel.so'
        self.log.debug('loading GaudiKernel (%s)', libname)

        # FIXME: note that we need PyDLL instead of CDLL if the calls to
        #        Python functions are not protected with the GIL.
        self.lib = gkl = PyDLL(libname, mode=RTLD_GLOBAL)

        functions = [
            ('createApplicationMgr', IInterface_p, []),
            ('getService', IInterface_p, [IInterface_p, c_char_p]),
            ('setProperty', c_bool, [IInterface_p, c_char_p, c_char_p]),
            ('getProperty', c_char_p, [IInterface_p, c_char_p]),
            ('addPropertyToCatalogue', c_bool,
             [IInterface_p, c_char_p, c_char_p, c_char_p]),
            ('ROOT_VERSION_CODE', c_int, []),
        ]

        for name, restype, argtypes in functions:
            f = getattr(gkl, 'py_bootstrap_%s' % name)
            f.restype, f.argtypes = restype, argtypes
            # create a delegate method if not already present
            # (we do not want to use hasattr because it calls "properties")
            if name not in self.__class__.__dict__:
                setattr(self, name, f)

        for name in ('configure', 'initialize', 'start', 'stop', 'finalize',
                     'terminate'):
            f = getattr(gkl, 'py_bootstrap_fsm_%s' % name)
            f.restype, f.argtypes = c_bool, [IInterface_p]
        gkl.py_bootstrap_app_run.restype = c_bool
        gkl.py_bootstrap_app_run.argtypes = [IInterface_p, c_int]

        gkl.py_helper_printAlgsSequences.restype = None
        gkl.py_helper_printAlgsSequences.argtypes = [IInterface_p]

Member Function Documentation

def Gaudi.Main.BootstrapHelper.createApplicationMgr

(

self

)

Definition at line 134 of file Main.py.

    def createApplicationMgr(self):
        ptr = self.lib.py_bootstrap_createApplicationMgr()
        return self.AppMgr(ptr, self.lib)

def Gaudi.Main.BootstrapHelper.ROOT_VERSION

(

self

)

Definition at line 143 of file Main.py.

    def ROOT_VERSION(self):
        root_version_code = self.ROOT_VERSION_CODE
        a = root_version_code >> 16 & 0xff
        b = root_version_code >> 8 & 0xff
        c = root_version_code & 0xff
        return (a, b, c)

def Gaudi.Main.BootstrapHelper.ROOT_VERSION_CODE

(

self

)

Definition at line 139 of file Main.py.

    def ROOT_VERSION_CODE(self):
        return self.lib.py_bootstrap_ROOT_VERSION_CODE()

Member Data Documentation

Gaudi.Main.BootstrapHelper.lib

Definition at line 104 of file Main.py.

Gaudi.Main.BootstrapHelper.log

Definition at line 98 of file Main.py.

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The documentation for this class was generated from the following file:

• Gaudi/python/Gaudi/Main.py