/*
* Copyright 2003-2017 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.generator.impl.interpreted;
import jetbrains.mps.generator.impl.RuleUtil;
import jetbrains.mps.generator.impl.query.DropAttributeRuleCondition;
import jetbrains.mps.generator.impl.query.QueryKey;
import jetbrains.mps.generator.impl.query.QueryKeyImpl;
import jetbrains.mps.generator.impl.query.QueryProviderBase;
import jetbrains.mps.generator.runtime.DropAttributeRuleBase;
import jetbrains.mps.generator.runtime.GenerationException;
import jetbrains.mps.generator.runtime.TemplateContext;
import jetbrains.mps.generator.template.DropAttributeRuleContext;
import jetbrains.mps.smodel.adapter.MetaAdapterByDeclaration;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.model.SNode;
/**
* @author Artem Tikhomirov
* @since 3.3
*/
public class DropAttributeRuleInterpreted extends DropAttributeRuleBase {
private final SNode myRuleNode;
private DropAttributeRuleCondition myCondition;
public DropAttributeRuleInterpreted(@NotNull SNode ruleNode) {
super(ruleNode.getReference(), MetaAdapterByDeclaration.getConcept(RuleUtil.getDropAttributeRule_ApplicableConcept(ruleNode)), RuleUtil.getDropAttributeRule_ApplyToSubConcepts(ruleNode));
myRuleNode = ruleNode;
}
@Override
public boolean isApplicable(@NotNull TemplateContext context) throws GenerationException {
if (myCondition == null) {
SNode condition = RuleUtil.getDropAttributeRule_Condition(myRuleNode);
if (condition != null) {
QueryKey identity = new QueryKeyImpl(getRuleNode(), condition.getNodeId(), myRuleNode);
myCondition = context.getEnvironment().getQueryProvider(getRuleNode()).getDropAttributeRuleCondition(identity);
} else {
myCondition = new QueryProviderBase.Defaults();
}
}
return myCondition.check(new DropAttributeRuleContext(context, getRuleNode()));
}
}