001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.kdoc.parser;
018    
019    import com.intellij.lang.ASTNode;
020    import com.intellij.psi.PsiElement;
021    import com.intellij.psi.tree.IElementType;
022    import org.jetbrains.annotations.NotNull;
023    import org.jetbrains.kotlin.idea.JetLanguage;
024    
025    import java.lang.reflect.Constructor;
026    
027    public class KDocElementType extends IElementType {
028        private final Constructor<? extends PsiElement> psiFactory;
029    
030        public KDocElementType(String debugName, @NotNull Class<? extends PsiElement> psiClass) {
031            super(debugName, JetLanguage.INSTANCE);
032            try {
033                psiFactory = psiClass.getConstructor(ASTNode.class);
034            } catch (NoSuchMethodException e) {
035                throw new RuntimeException("Must have a constructor with ASTNode");
036            }
037        }
038    
039        public PsiElement createPsi(ASTNode node) {
040            assert node.getElementType() == this;
041    
042            try {
043                return psiFactory.newInstance(node);
044            } catch (Exception e) {
045                throw new RuntimeException("Error creating psi element for node", e);
046            }
047        }
048    }