src/Container/SALOME_ComponentPy.py

   1 #! /usr/bin/env python
   2 #
   3 #  SALOME Container : implementation of container and engine for Kernel
   4 #
   5 #  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   6 #  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   7 #
   8 #  This library is free software; you can redistribute it and/or
   9 #  modify it under the terms of the GNU Lesser General Public
  10 #  License as published by the Free Software Foundation; either
  11 #  version 2.1 of the License.
  12 #
  13 #  This library is distributed in the hope that it will be useful,
  14 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 #  Lesser General Public License for more details.
  17 #
  18 #  You should have received a copy of the GNU Lesser General Public
  19 #  License along with this library; if not, write to the Free Software
  20 #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21 #
  22 #  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  23 #
  24 #
  25 #
  26 #  File   : SALOME_ComponentPy.py
  27 #  Author : Paul RASCLE, EDF
  28 #  Module : SALOME
  29 #  $Header$
  30
  31 import os
  32 import sys
  33 import time
  34 import string
  35 from omniORB import CORBA, PortableServer
  36 import Engines, Engines__POA
  37 import Registry
  38 from Utils_Identity import *
  39 from SALOME_NamingServicePy import *
  40 from libNOTIFICATION import *
  41
  42 from SALOME_utilities import *
  43
  44 from thread import *
  45
  46 #=============================================================================
  47
  48 #define an implementation of the component interface
  49
  50 class SALOME_ComponentPy_i (Engines__POA.Component):
  51     _orb = None
  52     _poa = None
  53     _fieldsDict = []
  54
  55     #-------------------------------------------------------------------------
  56
  57     def __init__ (self, orb, poa, contID, containerName,
  58                   instanceName, interfaceName, notif):
  59         # Notif for notification services
  60         # NOT YET IMPLEMENTED
  61         MESSAGE(  "SALOME_ComponentPy_i::__init__" + " " + str (containerName) + " " + str(instanceName) + " " + str(interfaceName) )
  62         self._orb = orb
  63         self._poa = poa
  64         self._instanceName = instanceName
  65         self._interfaceName = interfaceName
  66         self._containerName = containerName
  67         self._notif = notif
  68         self._myConnexionToRegistry = 0
  69         self._graphName = ''
  70         self._nodeName = ''
  71         self._ThreadId = 0
  72         self._StartUsed = 0
  73         self._ThreadCpuUsed = 0
  74         self._Executed = 0
  75
  76         naming_service = SALOME_NamingServicePy_i(self._orb)
  77         myMachine=getShortHostName()
  78         Component_path = "/Containers/" + myMachine + "/" + self._containerName + "/" + self._interfaceName
  79         MESSAGE(  'SALOME_ComponentPy_i Register' + str( Component_path ) )
  80         naming_service.Register(self._this(), Component_path)
  81
  82         # Add componentinstance to registry
  83         obj = naming_service.Resolve('/Registry')
  84         if obj is None:
  85             MESSAGE(  "Registry Reference is invalid" )
  86         else:
  87             regist = obj._narrow(Registry.Components)
  88             if regist is None:
  89                 MESSAGE(  "Registry Reference is invalid" )
  90             else:
  91                 ior = orb.object_to_string(contID)
  92                 MESSAGE(  ior )
  93
  94                 lesInfos = Identity(self._instanceName)
  95                 infos = Registry.Infos(lesInfos._name,
  96                                        lesInfos._pid,
  97                                        lesInfos._machine,
  98                                        lesInfos._adip,
  99                                        lesInfos._uid,
 100                                        lesInfos._pwname,
 101                                        int(lesInfos._tc_start),
 102                                        0,0,0,
 103                                        lesInfos._cdir,
 104                                        -1,
 105                                        ior)
 106
 107                 res = regist.add(infos)
 108
 109         self._notifSupplier = NOTIFICATION_Supplier_Swig(instanceName, notif)
 110
 111     #-------------------------------------------------------------------------
 112
 113     def _get_instanceName(self):
 114         MESSAGE(  "SALOME_ComponentPy_i::_get_instanceName" )
 115         return self._instanceName
 116
 117     #-------------------------------------------------------------------------
 118
 119     def ping(self):
 120         MESSAGE(  "SALOME_ComponentPy_i::ping" )
 121
 122     #-------------------------------------------------------------------------
 123
 124     def setProperties(self, dico):
 125         self._fieldsDict = dico
 126
 127     #-------------------------------------------------------------------------
 128
 129     def getProperties(self):
 130         return self._fieldsDict
 131
 132     #-------------------------------------------------------------------------
 133
 134     def destroy(self):
 135         MESSAGE(  "SALOME_ComponentPy_i::destroy" )
 136         poa.deactivate_object(self)
 137         CORBA.release(_poa)
 138
 139     #-------------------------------------------------------------------------
 140
 141     def GetContainerRef(self):
 142         MESSAGE(  "SALOME_ComponentPy_i::GetContainerRef" )
 143
 144     #-------------------------------------------------------------------------
 145
 146     def beginService(self , serviceName ):
 147         MESSAGE(  "Send BeginService notification for " + str(serviceName) + " for graph/node " + str(self._graphName) + " " + str(self._nodeName) )
 148         MESSAGE(  "Component instance : " + str ( self._instanceName ) )
 149         self._serviceName = str(serviceName)
 150         self._ThreadId = get_ident()
 151         self._StartUsed = 0
 152         self._StartUsed = self.CpuUsed_impl()
 153         self._ThreadCpuUsed = 0
 154         self._Executed = 1
 155         MESSAGE( "SALOME_ComponentPy_i::beginService _StartUsed " + str( self._ThreadId ) + " " + str( self._StartUsed ) )
 156
 157
 158     #-------------------------------------------------------------------------
 159
 160     def endService(self , serviceName ):
 161         MESSAGE(  "Send EndService notification for " + str( self._ThreadId ) + " " + str(serviceName) + " for graph/node " + str(self._graphName) + " " + str(self._nodeName) + " CpuUsed " + str( self.CpuUsed_impl() ) )
 162         MESSAGE(  "Component instance : " + str(self._instanceName) )
 163
 164     #-------------------------------------------------------------------------
 165
 166     def sendMessage(self , event_type , message ):
 167         self._notifSupplier.Send(self.graphName(), self.nodeName(), event_type, message)
 168
 169     #-------------------------------------------------------------------------
 170
 171     def Names(self , GraphName , NodeName ):
 172         MESSAGE(  "SALOME_ComponentPy_i::Names" + str(GraphName) + str(NodeName) )
 173         self._graphName = GraphName
 174         self._nodeName = NodeName
 175
 176     #-------------------------------------------------------------------------
 177
 178     def graphName(self):
 179         return self._graphName
 180
 181     #-------------------------------------------------------------------------
 182
 183     def nodeName(self):
 184         return self._nodeName
 185
 186     #-------------------------------------------------------------------------
 187
 188     def Kill(self):
 189         MESSAGE(  "SALOME_ComponentPy_i::Kill not yet implemented" )
 190
 191     #-------------------------------------------------------------------------
 192
 193     def Stop(self):
 194         MESSAGE(  "SALOME_ComponentPy_i::Stop not yet implemented" )
 195
 196     #-------------------------------------------------------------------------
 197
 198     def Suspend(self):
 199         MESSAGE(  "SALOME_ComponentPy_i::Suspend not yet implemented" )
 200
 201     #-------------------------------------------------------------------------
 202
 203     def Resume(self):
 204         MESSAGE(  "SALOME_ComponentPy_i::Resume not yet implemented" )
 205
 206     #-------------------------------------------------------------------------
 207
 208     def CpuUsed_impl(self):
 209         if ( self._ThreadId | self._Executed ) :
 210             if self._ThreadId == get_ident() :
 211                 cpu = time.clock()
 212                 self._ThreadCpuUsed = int(cpu) - self._StartUsed
 213                 MESSAGE( "SALOME_ComponentPy_i::CpuUsed_impl " + self._serviceName + " " + str( int(cpu) ) + " - " + str( self._StartUsed ) + " = " + str( self._ThreadCpuUsed ) )
 214                 return self._ThreadCpuUsed
 215             MESSAGE( "SALOME_ComponentPy_i::CpuUsed_impl " + self._serviceName + " " + str( self._ThreadCpuUsed ) )
 216             return self._ThreadCpuUsed
 217         MESSAGE( "SALOME_ComponentPy_i::CpuUsed_impl self._StartUsed " + self._serviceName + " " + str(self._StartUsed) )
 218         return 0
 219
 220     #-------------------------------------------------------------------------
 221