/*
* 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.ide.findusages.model.holders;
import jetbrains.mps.ide.findusages.CantLoadSomethingException;
import jetbrains.mps.ide.findusages.CantSaveSomethingException;
import jetbrains.mps.project.Project;
import jetbrains.mps.smodel.adapter.ids.MetaIdHelper;
import jetbrains.mps.smodel.adapter.ids.SLanguageId;
import jetbrains.mps.smodel.adapter.structure.FormatException;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.smodel.adapter.structure.language.SLanguageAdapter;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.language.SLanguage;
/**
* @author Artem Tikhomirov
*/
public class LanguageHolder implements IHolder<SLanguage> {
private static final String ATTR1 = "lang";
private SLanguage myLanguage;
public LanguageHolder(@NotNull SLanguage language) {
myLanguage = language;
}
@Override
public SLanguage getObject() {
return myLanguage;
}
@NotNull
@Override
public String getCaption() {
return myLanguage.getQualifiedName();
}
@Override
public void read(Element element, Project project) throws CantLoadSomethingException {
final String lang = element.getAttributeValue(ATTR1);
if (lang == null) {
throw new CantLoadSomethingException();
}
try {
myLanguage = SLanguageAdapter.deserialize(lang);
} catch (FormatException ex) {
throw new CantLoadSomethingException(ex);
}
}
@Override
public void write(Element element, Project project) throws CantSaveSomethingException {
assert myLanguage instanceof SLanguageAdapter;
element.setAttribute(ATTR1, ((SLanguageAdapter) myLanguage).serialize());
}
}