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/*******************************************************************************
* Copyright (c) 2010-2018, Zoltan Ujhelyi, IncQuery Labs Ltd.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package tools.refinery.viatra.runtime.localsearch;
import tools.refinery.viatra.runtime.localsearch.matcher.ILocalSearchAdapter;
import tools.refinery.viatra.runtime.localsearch.matcher.LocalSearchMatcher;
import tools.refinery.viatra.runtime.localsearch.operations.IPatternMatcherOperation;
import tools.refinery.viatra.runtime.localsearch.operations.ISearchOperation;
import tools.refinery.viatra.runtime.localsearch.plan.SearchPlan;
import java.util.Optional;
import java.util.function.Consumer;
/**
* @since 2.0
*/
public final class ExecutionLoggerAdapter implements ILocalSearchAdapter {
volatile String indentation = "";
private final Consumer<String> outputConsumer;
public ExecutionLoggerAdapter(Consumer<String> outputConsumer) {
this.outputConsumer = outputConsumer;
}
private void logMessage(String message) {
outputConsumer.accept(message);
}
private void logMessage(String message, Object...args) {
outputConsumer.accept(String.format(message, args));
}
@Override
public void patternMatchingStarted(LocalSearchMatcher lsMatcher) {
logMessage(indentation + "[ START] " + lsMatcher.getQuerySpecification().getFullyQualifiedName());
}
@Override
public void noMoreMatchesAvailable(LocalSearchMatcher lsMatcher) {
logMessage(indentation + "[FINISH] " + lsMatcher.getQuerySpecification().getFullyQualifiedName());
}
@Override
public void planChanged(Optional<SearchPlan> oldPlan, Optional<SearchPlan> newPlan) {
logMessage(indentation + "[ PLAN] " + newPlan.map(p -> p.getSourceBody().getPattern().getFullyQualifiedName()).orElse(""));
logMessage(indentation + newPlan.map(SearchPlan::toString).map(s -> s.replace("\n", "\n" + indentation)).orElse(""));
}
@Override
public void operationSelected(SearchPlan plan, ISearchOperation operation, MatchingFrame frame, boolean isBacktrack) {
String category = isBacktrack ? "[ BACK] " : "[SELECT] ";
logMessage(indentation + category + operation.toString());
if (operation instanceof IPatternMatcherOperation) {
indentation = indentation + "\t";
}
}
@Override
public void operationExecuted(SearchPlan plan, ISearchOperation operation, MatchingFrame frame,
boolean isSuccessful) {
if (operation instanceof IPatternMatcherOperation && indentation.length() > 0) {
indentation = indentation.substring(1);
}
logMessage(indentation + "[ %s] %s %s", isSuccessful ? "OK" : "NO", operation.toString(), frame.toString());
}
@Override
public void matchFound(SearchPlan plan, MatchingFrame frame) {
logMessage(indentation + "[ MATCH] " + plan.getSourceBody().getPattern().getFullyQualifiedName() + " " + frame.toString());
}
@Override
public void duplicateMatchFound(MatchingFrame frame) {
logMessage(indentation + "[ DUPL.] " + frame.toString());
}
}
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