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ProfilerExtension.java
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180 lines (158 loc) · 6.36 KB
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package org.nlogo.extensions.profiler;
import java.util.Arrays;
import java.util.stream.Stream;
import org.nlogo.core.LogoList;
import org.nlogo.core.Syntax;
import org.nlogo.core.SyntaxJ;
import org.nlogo.api.Context;
import org.nlogo.api.Command;
import org.nlogo.api.Reporter;
import org.nlogo.api.Argument;
import org.nlogo.api.ExtensionException;
import org.nlogo.api.LogoException;
import org.nlogo.nvm.ExtensionContext;
import org.nlogo.nvm.Tracer;
import org.nlogo.nvm.Workspace;
public class ProfilerExtension extends org.nlogo.api.DefaultClassManager {
public void load(org.nlogo.api.PrimitiveManager primManager) {
primManager.addPrimitive("start", new ProfilerStart());
primManager.addPrimitive("stop", new ProfilerStop());
primManager.addPrimitive("reset", new ProfilerReset());
primManager.addPrimitive("report", new ProfilerReport());
primManager.addPrimitive("data", new ProfilerData());
primManager.addPrimitive("calls", new ProfilerProcedureCalls());
primManager.addPrimitive("exclusive-time", new ProfilerProcedureExclusiveTime());
primManager.addPrimitive("inclusive-time", new ProfilerProcedureInclusiveTime());
}
public void runOnce(org.nlogo.api.ExtensionManager em)
throws org.nlogo.api.ExtensionException {
Tracer tracer = new QuickTracer();
((org.nlogo.workspace.ExtensionManager) em).workspace().setProfilingTracer(tracer);
// we disable it once it is installed, so that
// we don't start collecting profiling data until
// ProfilerStart is called. -- CLB
tracer.disable();
}
public void unload(org.nlogo.api.ExtensionManager em) {
((org.nlogo.workspace.ExtensionManager) em).workspace().setProfilingTracer(null);
}
public static class ProfilerStart implements Command {
public Syntax getSyntax() {
return SyntaxJ.commandSyntax();
}
public void perform(Argument args[], Context context) throws ExtensionException {
if (!org.nlogo.api.Version$.MODULE$.useGenerator()) {
throw new ExtensionException
("The profiler extension requires the NetLogo bytecode generator, "
+ "which is currently turned off. See the org.nlogo.noGenerator property.");
}
((ExtensionContext) context).workspace().profilingTracer().enable();
}
}
public static class ProfilerStop implements Command {
public Syntax getSyntax() {
return SyntaxJ.commandSyntax();
}
public void perform(Argument args[], Context context) throws ExtensionException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
tracer.disable();
}
}
}
public static class ProfilerReset implements Command {
public Syntax getSyntax() {
return SyntaxJ.commandSyntax();
}
public void perform(Argument args[], Context context) throws ExtensionException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
tracer.reset();
}
}
}
public static class ProfilerReport implements Reporter {
public Syntax getSyntax() {
return SyntaxJ.reporterSyntax(Syntax.StringType());
}
public Object report(Argument args[], Context context) throws ExtensionException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
java.io.ByteArrayOutputStream outArray = new java.io.ByteArrayOutputStream();
java.io.PrintStream out = new java.io.PrintStream(outArray);
tracer.dump(out);
return outArray.toString();
}
return "";
}
}
public static class ProfilerData implements Reporter {
public Syntax getSyntax() {
return SyntaxJ.reporterSyntax(Syntax.ListType());
}
public Object report(Argument args[], Context context) {
final Workspace workspace = ((ExtensionContext) context).workspace();
final QuickTracer tracer = ((QuickTracer) workspace.profilingTracer());
return tracer == null
? LogoList.Empty()
: LogoList.fromJava(Stream.concat(
Stream.of(LogoList.fromJava(Arrays.asList(
"procedure", "calls", "inclusive_time", "exclusive_time"
))),
tracer.procedureNames().stream().map(procedureName ->
(Object) LogoList.fromJava(Arrays.asList(
procedureName,
Double.valueOf(tracer.calls(procedureName)),
Double.valueOf(tracer.inclusiveTime(procedureName) / 1E6),
Double.valueOf(tracer.exclusiveTime(procedureName) / 1E6)
))
)
)::iterator);
}
}
public static class ProfilerProcedureCalls implements Reporter {
public Syntax getSyntax() {
return SyntaxJ.reporterSyntax
(new int[]{Syntax.StringType()},
Syntax.NumberType());
}
public Object report(Argument args[], Context context) throws ExtensionException, LogoException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
String arg0 = args[0].getString().toUpperCase();
return Double.valueOf(tracer.calls(arg0));
}
return Double.valueOf(0);
}
}
public static class ProfilerProcedureExclusiveTime implements Reporter {
public Syntax getSyntax() {
return SyntaxJ.reporterSyntax
(new int[]{Syntax.StringType()},
Syntax.NumberType());
}
public Object report(Argument args[], Context context) throws ExtensionException, LogoException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
String arg0 = args[0].getString().toUpperCase();
return Double.valueOf(tracer.exclusiveTime(arg0) / 1000000.0);
}
return Double.valueOf(0);
}
}
public static class ProfilerProcedureInclusiveTime implements Reporter {
public Syntax getSyntax() {
return SyntaxJ.reporterSyntax
(new int[]{Syntax.StringType()},
Syntax.NumberType());
}
public Object report(Argument args[], Context context) throws ExtensionException, LogoException {
Tracer tracer = ((ExtensionContext) context).workspace().profilingTracer();
if (tracer != null) {
String arg0 = args[0].getString().toUpperCase();
return Double.valueOf(tracer.inclusiveTime(arg0) / 1000000.0);
}
return Double.valueOf(0);
}
}
}