/*
* 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.generator.impl;
import jetbrains.mps.generator.runtime.NodeWeaveFacility.WeaveContext;
import jetbrains.mps.generator.runtime.TemplateContext;
import jetbrains.mps.generator.runtime.WeavingWithAnchor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.model.SNode;
/**
* Context with intention to do minimalistic changes to generator of templates.
* @author Artem Tikhomirov
*/
public class WeaveContextImpl implements WeaveContext {
private final SNode myContextNode;
private final TemplateContext myTemplateContext;
private final WeavingWithAnchor myDelegate;
public WeaveContextImpl(@NotNull SNode contextNode, @NotNull TemplateContext templateContext, WeavingWithAnchor delegate) {
myContextNode = contextNode;
myTemplateContext = templateContext;
myDelegate = delegate;
}
public WeaveContextImpl(@NotNull SNode contextNode, @NotNull TemplateContext templateContext) {
this(contextNode, templateContext, null);
}
@NotNull
@Override
public SNode getContextNode() {
return myContextNode;
}
@NotNull
@Override
public TemplateContext getTemplateContext() {
return myTemplateContext;
}
@Nullable
@Override
public SNode getAnchorNode(@NotNull SNode outputParent, @NotNull SNode outputNode) throws GenerationFailureException {
return myDelegate == null ? null : myDelegate.getAnchorNode(myTemplateContext, outputParent, outputNode);
}
}