/*
* 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.openapi.components;
import com.intellij.openapi.util.Pair;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.util.SmartList;
import com.intellij.util.text.UniqueNameGenerator;
import org.jdom.Attribute;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
import java.util.Iterator;
import java.util.List;
@SuppressWarnings("deprecation")
public abstract class StateSplitterEx {
public abstract List<Pair<Element, String>> splitState(@NotNull Element state);
public void mergeStateInto(@NotNull Element target, @NotNull Element subState) {
target.addContent(subState);
}
@NotNull
protected static List<Pair<Element, String>> splitState(@NotNull Element state, @NotNull String attributeName) {
UniqueNameGenerator generator = new UniqueNameGenerator();
List<Pair<Element, String>> result = new SmartList<Pair<Element, String>>();
for (Element subState : state.getChildren()) {
result.add(createItem(generator, subState, attributeName));
}
return result;
}
@NotNull
protected static Pair<Element, String> createItem(@NotNull UniqueNameGenerator generator, @NotNull Element element, @NotNull String attributeName) {
return createItem(element.getAttributeValue(attributeName), generator, element);
}
@NotNull
protected static Pair<Element, String> createItem(@NotNull String fileName, @NotNull UniqueNameGenerator generator, @NotNull Element element) {
return Pair.create(element, generator.generateUniqueName(FileUtil.sanitizeFileName(fileName)) + ".xml");
}
protected static void mergeStateInto(@NotNull Element target, @NotNull Element subState, @NotNull String subStateName) {
if (subState.getName().equals(subStateName)) {
target.addContent(subState);
}
else {
for (Iterator<Element> iterator = subState.getChildren().iterator(); iterator.hasNext(); ) {
Element configuration = iterator.next();
iterator.remove();
target.addContent(configuration);
}
for (Iterator<Attribute> iterator = subState.getAttributes().iterator(); iterator.hasNext(); ) {
Attribute attribute = iterator.next();
iterator.remove();
target.setAttribute(attribute);
}
}
}
}