/*
* Copyright 2003-2013 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.idea.java.index;
import com.intellij.util.indexing.FileBasedIndex.InputFilter;
import com.intellij.util.indexing.FileBasedIndexExtension;
import com.intellij.util.io.DataExternalizer;
import com.intellij.util.io.EnumeratorStringDescriptor;
import com.intellij.util.io.KeyDescriptor;
import jetbrains.mps.workbench.goTo.index.SNodeDescriptor;
import java.util.Collection;
/**
* User: fyodor
* Date: 3/28/13
*/
public abstract class AbstractMPSModelFileIndex extends FileBasedIndexExtension<String, Collection<SNodeDescriptor>> {
private static final EnumeratorStringDescriptor KEY_DESCRIPTOR = new EnumeratorStringDescriptor();
@Override
public KeyDescriptor<String> getKeyDescriptor() {
return KEY_DESCRIPTOR;
}
@Override
public DataExternalizer<Collection<SNodeDescriptor>> getValueExternalizer() {
return SNodeDescriptorsDataExternalizer.INSTANCE;
}
@Override
public InputFilter getInputFilter() {
return MPSFilesInputFilter.INSTANCE;
}
@Override
public boolean dependsOnFileContent() {
return true;
}
@Override
public int getVersion() {
return 2;
}
}