ca.appsimulations.jlqninterface.lqn.model.parser.LqnInputParser Maven / Gradle / Ivy
package ca.appsimulations.jlqninterface.lqn.model.parser;
import ca.appsimulations.jlqninterface.lqn.entities.*;
import ca.appsimulations.jlqninterface.lqn.model.LqnModel;
import ca.appsimulations.jlqninterface.lqn.model.LqnXmlDetails;
import ca.appsimulations.jlqninterface.lqn.model.SolverParams;
import ca.appsimulations.jlqninterface.lqn.model.handler.LqnXmlAttributes;
import ca.appsimulations.jlqninterface.lqn.model.handler.LqnXmlElements;
import lombok.Builder;
import lombok.Data;
import lombok.experimental.Accessors;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import java.util.ArrayList;
import java.util.List;
import static ca.appsimulations.jlqninterface.lqn.entities.LqnDefaults.*;
import static ca.appsimulations.jlqninterface.lqn.model.handler.LqnXmlAttributes.*;
/**
* @author Yasir Shoaib (2011,2012)
* Contributors:
* Yasir Shoaib - Implementation
*
* Some LQN classes and their members are outlined as UML class diagrams in LQNS User Manual.
* For details regarding these LQN classes and members refer to LQNS User Manual.
*/
public class LqnInputParser extends AbstractLqnParser {
private static String XML_NS_URL = "http://www.w3.org/2001/XMLSchema-instance";
private final List fanIns = new ArrayList();
private final List fanOuts = new ArrayList();
private final boolean parseProcessors;
public LqnInputParser(LqnModel lqnModel, boolean parseProcessors) {
super(lqnModel);
this.parseProcessors = parseProcessors;
}
@Override
public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
LqnXmlElements element = LqnXmlElements.from(qName);
if (element == null) {
return;
}
String attrName = getAttributeValue(attributes, NAME);
String attrScheduling = getAttributeValue(attributes, SCHEDULING);
String attrMultiplicity = getAttributeValue(attributes, MULTIPLICITY);
String attrReplication = getAttributeValue(attributes, REPLICATION);
String attrValue = getAttributeValue(attributes, VALUE);
String attrSource = getAttributeValue(attributes, SOURCE);
String attrDest = getAttributeValue(attributes, DEST);
switch (element) {
case LQN_MODEL:
lqnModel.xmlDetails(LqnXmlDetails
.builder()
.name(attrName)
.xmlnsXsi(XML_NS_URL)
.description(getAttributeValue(attributes, DESCRIPTION))
.schemaLocation(getAttributeValue(attributes, SCHEMA_LOCATION))
.build());
break;
case SOLVER_PARAMS:
lqnModel.solverParams(SolverParams
.builder()
.comment(getAttributeValue(attributes, COMMENT))
.convergence(Double.parseDouble(getAttributeValue(attributes,
CONVERGENCE_VALUE)))
.iterationLimit(Integer.parseInt(getAttributeValue(attributes,
ITERATION_LIMIT)))
.underRelaxCoeff(Double.parseDouble(getAttributeValue(attributes,
UNDER_RELAX_COEFF)))
.printInterval(Integer.parseInt(getAttributeValue(attributes,
PRINT_INTERVAL)))
.build());
break;
case PROCESSOR:
if (parseProcessors) {
// name
curProcessor = lqnModel.processorByName(attrName, true);
// scheduling
ProcessorSchedulingType psType = ProcessorSchedulingType.from(attrScheduling);
curProcessor.setScheduling(psType);
// multiplicity
if (psType == ProcessorSchedulingType.INF && (attrMultiplicity == null)) {
curProcessor.setMultiplicity(LqnConstants.INFINITY.getConstantValue());
}
else if (attrMultiplicity != null) {
curProcessor.setMultiplicity(Integer.parseInt(attrMultiplicity));
}
else if ((attrMultiplicity == null)) {
curProcessor.setMultiplicity(PROCESSOR_MULTIPLICITY.getValue());
}
// replication
if (attrReplication != null) {
curProcessor.setReplication(Integer.parseInt(attrReplication));
}
else if ((attrReplication == null)) {
curProcessor.setReplication(PROCESSOR_REPLICATION.getValue());
}
String attrQuantum = getAttributeValue(attributes, QUANTUM);
if (psType == ProcessorSchedulingType.PS && attrQuantum != null) {
curProcessor.setQuantum(Double.parseDouble(attrQuantum));
}
}
else {
curProcessor = new Processor(lqnModel);
}
break;
case RESULT_PROCESSOR:
break;
case TASK:
// name
curTask = lqnModel.taskByName(attrName, curProcessor, true);
// scheduling
TaskSchedulingType schedulingType = TaskSchedulingType.getValue(attrScheduling);
curTask.setScheduling(schedulingType);
// multiplicity
if (schedulingType == TaskSchedulingType.INF && (attrMultiplicity == null)) {
curTask.setMultiplicity(LqnConstants.INFINITY.getConstantValue());
}
else if (attrMultiplicity != null) {
int multiplicity = Integer.parseInt(attrMultiplicity);
curTask.setMultiplicity(multiplicity);
if (curProcessor != null && curProcessor.getScheduling() == ProcessorSchedulingType.INF) {
curProcessor.setMultiplicity(multiplicity);
}
}
else if ((attrMultiplicity == null)) {
curTask.setMultiplicity(LqnDefaults.TASK_MULTIPLICITY.getValue());
}
// replication
if (attrReplication != null) {
curTask.setReplication(Integer.parseInt(attrReplication));
}
else if ((attrReplication == null)) {
curTask.setReplication(TASK_REPLICATION.getValue());
}
break;
case RESULT_TASK:
break;
case FAN_IN:
fanIns.add(FanInOut.builder().srcTask(attrSource).destTask(curTask.getName()).count(Integer.parseInt(
attrValue)).build());
break;
case FAN_OUT:
fanOuts.add(FanInOut.builder().srcTask(curTask.getName()).destTask(attrDest).count(Integer.parseInt(
attrValue)).build());
break;
case ENTRY:
String attrType = getAttributeValue(attributes, TYPE);
// name,type
curEntry = lqnModel.entryByName(attrName, curTask, true);
curEntry.setEntryType(EntryAcType.getValue(attrType));
break;
case RESULT_ENTRY:
break;
case ENTRY_PHASE_ACTIVITIES:
isEntryPhaseActivities = true;
break;
case TASK_ACTIVITIES:
// TODO need to find task activity by name
curTaskActivity = curTask.buildAndAddTaskActivity();
isTaskActivities = true;
break;
case ACTIVITY:
String attrBoundEntry = getAttributeValue(attributes, BOUND_TO_ENTRY);
String attrPhase = getAttributeValue(attributes, PHASE);
String attrHostDemand = getAttributeValue(attributes, HOST_DEMAND_MEAN);
if (isTaskActivities) {
// bound-to-entry
// note: bound-to-entry may be null
if (attrBoundEntry != null) {
curEntry = lqnModel.entryByName(attrBoundEntry);
}
// name
curActivity = lqnModel.activityDefByName(attrName, curTask, curTaskActivity, curEntry, true);
}
else if (curEntry.getEntryType() == EntryAcType.PH1PH2) {
int phase;
if (attrPhase != null) {
phase = Integer.parseInt(attrPhase);
}
else {
SAXException se = new SAXException("[SAXException] attribute phase is null");
se.printStackTrace();
throw se;
}
// name, phase
curActivity = lqnModel.activityPHByName(attrName, curEntry, phase, true);
}
// host-demand-mean
if (attrHostDemand != null) {
double hostDemand = Double.parseDouble(attrHostDemand);
curActivity.setHost_demand_mean(hostDemand);
}
break;
case RESULT_ACTIVITY:
break;
case SYNCH_CALL:
// dest, callsmean, fanin,fanout
String attrCallsMean = getAttributeValue(attributes, CALLS_MEAN);
String attrFanin = getAttributeValue(attributes, FANIN);
String attrFanout = getAttributeValue(attributes, FANOUT);
double callsMean = Double.parseDouble(attrCallsMean);
ActivityPhases ap = null;
ActivityDef ad = null;
SynchCall s = null;
if (isEntryPhaseActivities) {
ap = (ActivityPhases) curActivity;
s = ap.getSynchCallByStrDestEntry(attrDest);
if (s == null) {
s = new SynchCall(this.lqnModel, attrDest, callsMean);
ap.addSynchCall(s);
}
}
else if (isTaskActivities) {
ad = (ActivityDef) curActivity;
s = ad.getSynchCallByStrDestEntry(attrDest);
if (s == null) {
s = new SynchCall(this.lqnModel, attrDest, callsMean);
ad.addSynchCall(s);
}
}
if (attrFanin != null) {
s.setFanin(Integer.parseInt(attrFanin));
}
if (attrFanout != null) {
s.setFanout(Integer.parseInt(attrFanout));
}
break;
default:
break;
}
}
private String getAttributeValue(Attributes attributes, LqnXmlAttributes name) {
return attributes.getValue(name.value());
}
@Override
public void endElement(String uri, String localName, String qName) throws SAXException {
LqnXmlElements element = LqnXmlElements.from(qName);
if (element == null) {
return;
}
switch (element) {
case PROCESSOR:
curProcessor = null;
break;
case TASK:
curTask = null;
break;
case ENTRY:
curEntry = null;
break;
case ENTRY_PHASE_ACTIVITIES:
isEntryPhaseActivities = false;
break;
case TASK_ACTIVITIES:
isTaskActivities = false;
curEntry = null;
break;
case ACTIVITY:
curActivity = null;
break;
default:
break;
}
}
@Override
public void endDocument() throws SAXException {
lqnModel.linkEntries();
fanIns.stream().forEach(fanInOut -> {
Task srcTask = lqnModel.taskByName(fanInOut.srcTask());
Task destTask = lqnModel.taskByName(fanInOut.destTask());
destTask.adddFanIn(srcTask, fanInOut.count());
});
fanOuts.stream().forEach(fanInOut -> {
Task srcTask = lqnModel.taskByName(fanInOut.srcTask());
Task destTask = lqnModel.taskByName(fanInOut.destTask());
srcTask.adddFanOut(destTask, fanInOut.count());
});
}
@Builder
@Data
@Accessors(fluent = true, chain = true)
private static class FanInOut {
private String srcTask;
private String destTask;
private int count;
}
}