/*
* Copyright 2003-2011 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.lang.typesystem.runtime;
import jetbrains.mps.errors.IRuleConflictWarningProducer;
import jetbrains.mps.lang.pattern.util.MatchingUtil;
import jetbrains.mps.logging.Logger;
import jetbrains.mps.typesystem.inference.SubtypingManager;
import org.apache.log4j.LogManager;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
import org.jetbrains.mps.openapi.model.SNode;
public abstract class OverloadedOpsProvider_OneTypeSpecified implements IOverloadedOpsTypesProvider {
protected SNode myOperandType;
@NotNull
protected SAbstractConcept myOperationConcept;
protected boolean myTypeIsExact = false;
protected boolean myIsStrong = false;
protected String myRuleModelId;
protected String myRuleNodeId;
@Override
public SAbstractConcept getApplicableConcept() {
return myOperationConcept;
}
@Override
public boolean isApplicable(SubtypingManager subtypingManager, SNode leftOperandType, SNode rightOperandType) {
if (myTypeIsExact) {
if (!(MatchingUtil.matchNodes(leftOperandType, myOperandType) || MatchingUtil.matchNodes(rightOperandType, myOperandType))) {
return false;
}
} else {
if (!(subtypingManager.isSubtype(leftOperandType, myOperandType, !myIsStrong)
|| subtypingManager.isSubtype(rightOperandType, myOperandType, !myIsStrong))) {
return false;
}
}
return true;
}
@Override
public boolean isApplicable(SubtypingManager subtypingManager, SNode operation, SNode leftOperandType, SNode rightOperandType) {
return isApplicable(subtypingManager, leftOperandType, rightOperandType);
}
@Override
public int compareTo(IOverloadedOpsTypesProvider o) {
if (o instanceof OverloadedOpsProvider_OneTypeSpecified) {
OverloadedOpsProvider_OneTypeSpecified o2 = (OverloadedOpsProvider_OneTypeSpecified) o;
int i1 = (this.myTypeIsExact ? 1 : 0);
int i2 = (o2.myTypeIsExact ? 1 : 0);
return i2 - i1;
}
if (o instanceof OverloadedOperationsTypesProvider) {
return 1;
}
return 0;
}
@Override
public void reportConflict(IRuleConflictWarningProducer warningProducer) {
Logger.wrap(LogManager.getLogger(getApplicableConcept().getQualifiedName())).warning("conflicting rules for overloaded operation type detected " + String.valueOf(myOperandType));
}
}