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/*******************************************************************************
* Copyright (c) 2011 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* CONTRIBUTORS:
* Henrik Rentz-Reichert (initial contribution)
* Peter Karlitschek
*
*******************************************************************************/
package org.eclipse.etrice.generator.cpp.gen
import com.google.inject.Singleton
import java.util.Comparator
import org.eclipse.etrice.core.fsm.fSM.State
import org.eclipse.etrice.core.genmodel.fsm.fsmgen.GraphContainer
import org.eclipse.etrice.core.genmodel.fsm.fsmgen.Node
import org.eclipse.etrice.generator.cpp.Main
import org.eclipse.etrice.generator.generic.GenericStateMachineGenerator
import static extension org.eclipse.etrice.core.genmodel.fsm.FsmGenExtensions.*
import com.google.inject.Inject
import org.eclipse.etrice.generator.cpp.setup.GeneratorOptionsHelper
@Singleton
class StateMachineGen extends GenericStateMachineGenerator {
@Inject protected extension GeneratorOptionsHelper
val nodeComparator = new NodeComparator
override genExtra(GraphContainer gc, boolean generateImplementation) {
var ac = gc.component
val clsName = ac.componentName
val orderedStateNodes = gc.graph.allStateNodes.toList.sortWith(nodeComparator)
if(generateImplementation)
'''
«IF Main::settings.generateMSCInstrumentation || Main::settings.generateWithVerboseOutput»
// state names
const String «clsName»::s_stateStrings[] = {
"<no state>",
"<top>",
«FOR state : orderedStateNodes SEPARATOR ","»
"«(state.stateGraphNode as State).genStatePathName»"
«ENDFOR»
};
«ENDIF»
const int «clsName»::s_numberOfStates = «2+orderedStateNodes.size»;
void «clsName»::setState(int new_state) {
«IF Main::settings.generateMSCInstrumentation»
DebuggingService::getInstance().addActorState(*this, s_stateStrings[new_state].c_str());
«ENDIF»
«IF Main::settings.generateWithVerboseOutput»
if (s_stateStrings[new_state] != "Idle") {
std::cout << getInstancePath().c_str() << " -> " << s_stateStrings[new_state].c_str() << std::endl;
}
«ENDIF»
m_state = new_state;
}
'''
else
'''
«IF Main::settings.generateMSCInstrumentation || Main::settings.generateWithVerboseOutput»
static const String s_stateStrings[];
«ENDIF»
static const int s_numberOfStates;
int history[«2+orderedStateNodes.size»];
void setState(int new_state);
'''
}
override public stateType() {
"etInt16"
}
override boolType() {
"etBool"
}
private static class NodeComparator implements Comparator<Node> {
// it is crucial that we obey the order that is used for state IDs
// that means we have to collect base classes first and each base class list with leaf states last
override int compare(Node o1, Node o2) {
if (o1.inheritanceLevel==o2.inheritanceLevel) {
if (o1.isLeaf && o2.isLeaf) {
return 0
}
if (o1.isLeaf) {
return 1
}
if (o2.isLeaf) {
return -1
}
return 0
}
else {
return Integer.compare(o1.inheritanceLevel, o1.inheritanceLevel)
}
}
}
}
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