public SApplication101(kXMLElement anode, LayerThread alower) {
super("Slave Application 101", 1);
this.initalized.set(false);
// my lower layer is alower
this.lower = alower;
// lower Thread - i am the upper one for you
this.lower.upper = this;
// save config
this.node = anode;
// name
this.name = node.getProperty("name", "unbekannt");
protocol = new ProtocolConfig(anode);
// the SAppManager builds my personal upper layer and sents me data if necessary
mgr = new SAppManager101(this, protocol.casdu, protocol.polling);
mgr.name = name;
// **********************************************************************
// Analyzing Configuration
// **********************************************************************
/*
* example config is
*
<MappingList>
<Mapping>
<Key vsq="1" caa="513" id="13"/>
<Value pie="0" ioa="8970" db="4001" pval="0"/>
</Mapping>
<Mapping>
<Key vsq="1" caa="513" id="45"/>
<Value pie="0" ioa="8970" db="5000" pval="0"/>
</Mapping>
</MappingList>
*/
// 1st of all we need a mapping list
try {
kXMLElement child = anode.getChild(0);
if (child.getTagName().equals("MappingList")) {
mgr.map = Mapping(child, mgr);
}
} catch (Exception e) {
IEC60870App.err("Slave104 Konfiguration fehlt Tag MappingList...", "-", 1);
// no service available;
return;
}
manager.put(mgr.casdu, mgr);
// set the ASDU Reader/Writer instances with default values due to 101 specification
// cotsize cause of transmission size (how many bytes??)
// casdusize common address size (how many bytes??)
// ioasize information object address size (how many bytes??)
this.reader = new SAsduReader101(protocol.cotsize, protocol.casdusize, protocol.ioasize);
this.writer = new SAsduWriter101(protocol.cotsize, protocol.casdusize, protocol.ioasize);
}
@Override
protected void lowerEvent(Object object) throws IEC608705Exception {
{
short[] raw_asdu = (short[]) object;
// Anlayse bzgl. GA und Confirmations
UserData data = null;
Asdu asdu = null;
try {
data = analyze_asdu(raw_asdu);
asdu = reader.build(data);
} catch (Exception e) {
String msg = "";
if (raw_asdu != null) {
for (int ii = 0; ii < raw_asdu.length; ii++) {
msg = msg + "[" + Short.toString(raw_asdu[ii]) + "] ";
}
} else {
msg = "null";
}
IEC60870App.err(
"Fehlerhafte Asdu, verwerfe Paket der Länge " + raw_asdu.length + " ..." + msg,
name,
1);
return;
}
// Wenn ASDU==null, dann ist sie nicht ausgwertet worden -> Fehler.
if (asdu == null) {
if (raw_asdu != null) {
String msg = "";
for (int ii = 0; ii < raw_asdu.length; ii++) {
msg = msg + " " + Short.toString(raw_asdu[ii]);
}
IEC60870App.err("Asdu nicht auswertbar durch Asdureader: " + msg, name, 1);
}
return;
}
SAppManager101 mngr = null;
// should we be interested to analyse the data??
// if asdu == 65535, then global procedure call
if (manager.containsKey(new Integer(asdu.caa)) || asdu.caa == 65535) {
switch (asdu.cot) {
/*
* Übertragungsursachen, die eine Rückantwort verlangen
*
* 6 - Aktivierung, muss mit 7 beantwortet werden
* 8 - Abbruch der Aktivierung, muss mit 9 beantwortet werden
*/
case 6:
case 8:
// Manager schreibt Rückantwort
if (asdu.caa != 65535) {
mngr = (SAppManager101) manager.get(new Integer(protocol.casdu));
mngr.evaluate(asdu);
} else {
for (Enumeration e = manager.elements(); e.hasMoreElements(); ) {
mngr = (SAppManager101) e.nextElement();
mngr.evaluate(asdu, 1);
}
}
break;
/*
* Übertragungsursachen, die lediglich bestätigt werden müssen
*
* 3 - spontan
* 5 - abgefragt
*
*/
case 3:
case 5:
case 7:
case 9:
// case 10:
case 44:
case 45:
case 46:
case 47:
// ohne Modifikation zurückschreiben
write(object);
break;
}
} else {
// Modifikation des Objektes cot=46 für unbekannte Stationsadresse
modify_cot(raw_asdu, 46);
write(raw_asdu);
}
}
}
