| /* |
| * Copyright 2000-2014 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 com.intellij.util.xml.model.impl; |
| |
| import com.intellij.psi.xml.XmlFile; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.util.xml.DomElement; |
| import com.intellij.util.xml.DomFileElement; |
| import com.intellij.util.xml.ModelMerger; |
| import com.intellij.util.xml.model.DomModel; |
| import com.intellij.util.xml.model.SimpleModelFactory; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * @author Dmitry Avdeev |
| */ |
| public abstract class SimpleDomModelFactory<T extends DomElement, M extends DomModel<T>> extends DomModelFactoryHelper<T> implements |
| SimpleModelFactory<T, M> { |
| |
| public SimpleDomModelFactory(@NotNull Class<T> aClass, @NotNull ModelMerger modelMerger) { |
| super(aClass, modelMerger); |
| } |
| |
| @Override |
| @Nullable |
| public DomFileElement<T> createMergedModelRoot(Set<XmlFile> configFiles) { |
| List<DomFileElement<T>> configs = new ArrayList<DomFileElement<T>>(configFiles.size()); |
| for (XmlFile configFile : configFiles) { |
| ContainerUtil.addIfNotNull(getDomRoot(configFile), configs); |
| } |
| return configs.isEmpty() ? null : getModelMerger().mergeModels(DomFileElement.class, configs); |
| } |
| } |