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package org.jruby.runtime.profile.builtin;
import org.jruby.Ruby;
import org.jruby.RubyInstanceConfig;
import org.jruby.internal.runtime.methods.DynamicMethod;
import org.jruby.internal.runtime.methods.ProfilingDynamicMethod;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.profile.MethodEnhancer;
import org.jruby.runtime.profile.ProfileCollection;
import org.jruby.runtime.profile.ProfileReporter;
import org.jruby.runtime.profile.ProfilingService;
/**
* This implementation of {@link org.jruby.runtime.profile.ProfilingService} will be used for all profiling methods
* which are shipped with jruby.
*
* @author Andre Kullmann
*/
public class BuiltinProfilingService implements ProfilingService {
@Override
public ProfileData newProfileCollection(ThreadContext context) {
return new ProfileData( context );
}
@Override
public DefaultMethodEnhancer newMethodEnhancer( final Ruby runtime ) {
return new DefaultMethodEnhancer( runtime );
}
@Override
public DefaultProfileReporter newProfileReporter(ThreadContext context) {
return new DefaultProfileReporter( context );
}
/**
* @author Andre Kullmann
*/
private static final class DefaultMethodEnhancer implements MethodEnhancer {
private final Ruby runtime;
public DefaultMethodEnhancer( Ruby runtime ) {
this.runtime = runtime;
}
private Ruby getRuntime() {
return runtime;
}
@Override
public DynamicMethod enhance( String name, DynamicMethod delegate ) {
getRuntime().getProfiledMethods().addProfiledMethod( name, delegate );
return new ProfilingDynamicMethod(delegate);
}
}
/**
* @author Andre Kullmann
*/
private static final class DefaultProfileReporter implements ProfileReporter {
private final ThreadContext context;
public DefaultProfileReporter(ThreadContext context) {
if( context == null )
throw new IllegalArgumentException( "Given context must not be null." );
this.context = context;
}
private ThreadContext getThreadContext() {
return context;
}
private Ruby getRuntime() {
return getThreadContext().getRuntime();
}
private RubyInstanceConfig getConfig() {
return getRuntime().getInstanceConfig();
}
@Override
public void report(ProfileCollection collector) {
if(!(collector instanceof ProfileData))
throw new IllegalArgumentException( "Given collector must be an instance of " + ProfileData.class.getName() + "." );
RubyInstanceConfig config = getConfig();
ProfileData profileData = (ProfileData) collector;
ProfileOutput output = config.getProfileOutput();
ProfilePrinter profilePrinter = ProfilePrinter.newPrinter( config.getProfilingMode(), profileData );
if (profilePrinter != null) {
output.printProfile(profilePrinter);
} else {
getRuntime().getOut().println("\nno printer for profile mode: " + config.getProfilingMode() + " !");
}
}
}
}