| 1 |
+ |
/* |
| 2 |
+ |
* i-scream central monitoring system |
| 3 |
+ |
* http://www.i-scream.org |
| 4 |
+ |
* Copyright (C) 2000-2002 i-scream |
| 5 |
+ |
* |
| 6 |
+ |
* This program is free software; you can redistribute it and/or |
| 7 |
+ |
* modify it under the terms of the GNU General Public License |
| 8 |
+ |
* as published by the Free Software Foundation; either version 2 |
| 9 |
+ |
* of the License, or (at your option) any later version. |
| 10 |
+ |
* |
| 11 |
+ |
* This program is distributed in the hope that it will be useful, |
| 12 |
+ |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
+ |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
+ |
* GNU General Public License for more details. |
| 15 |
+ |
* |
| 16 |
+ |
* You should have received a copy of the GNU General Public License |
| 17 |
+ |
* along with this program; if not, write to the Free Software |
| 18 |
+ |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 19 |
+ |
*/ |
| 20 |
+ |
|
| 21 |
|
//---PACKAGE DECLARATION--- |
| 22 |
< |
package uk.ac.ukc.iscream.clientinterface; |
| 22 |
> |
package uk.org.iscream.cms.server.clientinterface; |
| 23 |
|
|
| 24 |
|
//---IMPORTS--- |
| 25 |
< |
import uk.ac.ukc.iscream.componentmanager.*; |
| 26 |
< |
import uk.ac.ukc.iscream.core.*; |
| 27 |
< |
import uk.ac.ukc.iscream.util.*; |
| 25 |
> |
import uk.org.iscream.cms.server.componentmanager.*; |
| 26 |
> |
import uk.org.iscream.cms.server.core.*; |
| 27 |
> |
import uk.org.iscream.cms.util.*; |
| 28 |
|
|
| 29 |
|
/** |
| 30 |
|
* This class starts the real time clients |
| 49 |
|
|
| 50 |
|
//---CONSTRUCTORS--- |
| 51 |
|
|
| 52 |
+ |
/** |
| 53 |
+ |
* Constructs a ClientInterface with the name given |
| 54 |
+ |
* |
| 55 |
+ |
* @param givenName the name |
| 56 |
+ |
*/ |
| 57 |
+ |
public ClientInterfaceMain(String givenName) { |
| 58 |
+ |
NAME = givenName; |
| 59 |
+ |
} |
| 60 |
+ |
|
| 61 |
|
//---PUBLIC METHODS--- |
| 62 |
|
|
| 63 |
|
/** |
| 64 |
|
* This method starts the ClientInterface |
| 65 |
|
*/ |
| 66 |
|
public void start() throws ComponentStartException { |
| 67 |
< |
|
| 67 |
> |
// get references to key objects |
| 68 |
> |
_logger = _refman.getLogger(); |
| 69 |
> |
|
| 70 |
|
_logger.write(toString(), Logger.SYSINIT, "coming up"); |
| 40 |
– |
|
| 41 |
– |
// configuration variables we require |
| 42 |
– |
String ourName = null; |
| 43 |
– |
int listenPort = 0; |
| 71 |
|
|
| 72 |
< |
Configuration config = _refman.getCM().getConfiguration("ClientInterface"); |
| 73 |
< |
if (config == null) { |
| 74 |
< |
System.err.println("CRITICAL:Unable to obtain configuration" + |
| 48 |
< |
"\n Advise you check the i-scream log for more information."); |
| 49 |
< |
_logger.write(toString(), Logger.FATAL, "ERROR - unable to obtain configuration"); |
| 50 |
< |
System.exit(1); |
| 51 |
< |
} else { |
| 52 |
< |
try { |
| 53 |
< |
ourName = config.getProperty("RootFilter.realtimeInterfaceName"); |
| 54 |
< |
listenPort = Integer.parseInt(config.getProperty("ClientInterface.listenPort")); |
| 55 |
< |
} catch (org.omg.CORBA.MARSHAL e) { |
| 56 |
< |
System.err.println ("CRITICAL:Unable to obtain required configuration property" + |
| 57 |
< |
"\n Advise you check the i-scream log for more information."); |
| 58 |
< |
_logger.write(toString(), Logger.FATAL, "ERROR - required configuration property not present"); |
| 59 |
< |
System.exit(1); |
| 60 |
< |
|
| 61 |
< |
} |
| 62 |
< |
} |
| 63 |
< |
// now we have the name of the interface we set it |
| 64 |
< |
NAME = ourName; |
| 72 |
> |
// Setup a PacketSorter |
| 73 |
> |
PacketSorter ps = new PacketSorter(); |
| 74 |
> |
ps.start(); |
| 75 |
|
|
| 66 |
– |
_logger.write(toString(), Logger.SYSINIT, "configured"); |
| 67 |
– |
|
| 76 |
|
// ClientInterfaceServant start (for inbound data) |
| 77 |
|
_logger.write(toString(), Logger.DEBUG, "starting servant for inbound data"); |
| 78 |
< |
ClientInterfaceServant ciServant = new ClientInterfaceServant(); |
| 79 |
< |
_refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME); |
| 78 |
> |
try { |
| 79 |
> |
ClientInterfaceServant ciServant = new ClientInterfaceServant(ps); |
| 80 |
> |
//_refman.bindToOrb(ciServant, "iscream.ClientInterface\\." + ClientInterfaceMain.NAME); |
| 81 |
> |
org.omg.CORBA.Object objRef = _refman.getRootPOA().servant_to_reference(ciServant); |
| 82 |
> |
Client client = ClientHelper.narrow(objRef); |
| 83 |
> |
|
| 84 |
> |
String parent = ConfigurationProxy.getInstance().getProperty("ClientInterface." + ClientInterfaceMain.NAME, "ClientInterface.parent"); |
| 85 |
> |
objRef = _refman.getCORBARef("iscream.ClientInterface\\." + parent); |
| 86 |
> |
CorbaClientListener listener = CorbaClientListenerHelper.narrow(objRef); |
| 87 |
> |
|
| 88 |
> |
CorbaControlHandler handler = listener.connect(client, NAME); |
| 89 |
> |
handler.startData(); |
| 90 |
> |
} |
| 91 |
> |
catch(Exception e) { |
| 92 |
> |
// not sure what to do here |
| 93 |
> |
// so we just log the error |
| 94 |
> |
_logger.write(toString(), Logger.ERROR, "ERROR - " + e.getMessage()); |
| 95 |
> |
} |
| 96 |
|
|
| 97 |
< |
TCPClientListener tcpClientListener = new TCPClientListener(listenPort, ciServant); |
| 97 |
> |
// Startup the TCPListener |
| 98 |
> |
TCPClientListener tcpClientListener = new TCPClientListener(ps); |
| 99 |
|
tcpClientListener.start(); |
| 100 |
|
|
| 101 |
+ |
// Startup the CORBA Listener |
| 102 |
+ |
_logger.write(toString(), Logger.DEBUG, "starting servant for inbound clients"); |
| 103 |
+ |
CorbaClientListenerServant corbaServant = new CorbaClientListenerServant(ps); |
| 104 |
+ |
_refman.bindToOrb(corbaServant, "iscream.ClientInterface\\." + ClientInterfaceMain.NAME); |
| 105 |
+ |
|
| 106 |
|
_logger.write(toString(), Logger.SYSINIT, "started"); |
| 107 |
|
} |
| 108 |
< |
|
| 108 |
> |
|
| 109 |
|
/** |
| 110 |
+ |
* Does a dependency check. Used mainly at startup to |
| 111 |
+ |
* see if the required dependencies (components) are up |
| 112 |
+ |
* and running. |
| 113 |
+ |
* |
| 114 |
+ |
* @return a boolean value, true if the depdencies are satisfied |
| 115 |
+ |
*/ |
| 116 |
+ |
public boolean depCheck() { |
| 117 |
+ |
try { |
| 118 |
+ |
org.omg.CORBA.Object obj; |
| 119 |
+ |
obj = _refman.getCORBARef("iscream.Logger"); |
| 120 |
+ |
obj = _refman.getCORBARef("iscream.ConfigurationManager"); |
| 121 |
+ |
// suss out the parent client interface |
| 122 |
+ |
ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
| 123 |
+ |
String parentName = cp.getProperty("ClientInterface." + ClientInterfaceMain.NAME, "ClientInterface.parent"); |
| 124 |
+ |
// check the parent is alive |
| 125 |
+ |
obj = _refman.getCORBARef("iscream.ClientInterface\\." + parentName); |
| 126 |
+ |
} catch(ComponentCORBAException e) { |
| 127 |
+ |
System.err.println(toString() + ": Dependency Failure: "+e); |
| 128 |
+ |
return false; |
| 129 |
+ |
} catch(PropertyNotFoundException e) { |
| 130 |
+ |
System.err.println(toString() + ": Unable to obtain configuration: "+e); |
| 131 |
+ |
return false; |
| 132 |
+ |
} |
| 133 |
+ |
// dependency check suceeded |
| 134 |
+ |
return true; |
| 135 |
+ |
} |
| 136 |
+ |
|
| 137 |
+ |
/** |
| 138 |
|
* Overrides the {@link java.lang.Object#toString() Object.toString()} |
| 139 |
|
* method to provide clean logging (every class should have this). |
| 140 |
|
* |
| 141 |
< |
* This uses the uk.ac.ukc.iscream.util.NameFormat class |
| 141 |
> |
* This uses the uk.org.iscream.cms.util.NameFormat class |
| 142 |
|
* to format the toString() |
| 143 |
|
* |
| 144 |
|
* @return the name of this class and its CVS revision |
| 160 |
|
* This holds a reference to the |
| 161 |
|
* system logger that is being used. |
| 162 |
|
*/ |
| 163 |
< |
private Logger _logger = ReferenceManager.getInstance().getLogger(); |
| 163 |
> |
private Logger _logger; |
| 164 |
|
|
| 165 |
|
/** |
| 166 |
|
* A reference to the reference manager in use |
