java/java-impl/src/com/intellij/psi/impl/file/JavaUpdateAddedFileProcessor.java

/*
 * 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.psi.impl.file;

import com.intellij.psi.*;
import com.intellij.psi.templateLanguages.TemplateLanguageFileViewProvider;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NotNull;

/**
 * @author Maxim.Mossienko
 *         Date: Sep 18, 2008
 *         Time: 3:33:07 PM
 */
public class JavaUpdateAddedFileProcessor extends UpdateAddedFileProcessor {
  @Override
  public boolean canProcessElement(@NotNull final PsiFile file) {
    return file instanceof PsiClassOwner;
  }

  @Override
  public void update(final PsiFile element, PsiFile originalElement) throws IncorrectOperationException {
    if (element.getViewProvider() instanceof TemplateLanguageFileViewProvider) return;

    PsiDirectory dir = element.getContainingDirectory();
    if (dir == null) return;
    PsiPackage aPackage = JavaDirectoryService.getInstance().getPackage(dir);
    if (aPackage == null) return;
    String packageName = aPackage.getQualifiedName();

    ((PsiClassOwner)element).setPackageName(packageName);
  }
}