/*
* Copyright 2003-2015 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.typesystem.inference;
import org.jetbrains.mps.openapi.model.SNode;
/**
* @author fyodor on 15.05.2015.
*/
public class TypeSubstitution {
private final SNode myOrigNode;
private final SNode myNewNode;
private final String myRuleModel;
private final String myRuleId;
public TypeSubstitution(SNode origNode, SNode newNode, String ruleModel, String ruleId) {
myOrigNode = origNode;
myNewNode = newNode;
myRuleModel = ruleModel;
myRuleId = ruleId;
}
public boolean isValid() {
return myNewNode != null && myNewNode != myOrigNode;
}
public SNode getNewNode() {
return myNewNode;
}
public String getRuleModel() {
return myRuleModel;
}
public String getRuleId() {
return myRuleId;
}
public SNode getOrigNode() {
return myOrigNode;
}
}