/*
* Copyright 2000-2016 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.indexing;
import com.intellij.openapi.util.Computable;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author Eugene Zhuravlev
* Date: Dec 24, 2007
*/
public interface InvertedIndex<Key, Value, Input> {
@NotNull
ValueContainer<Value> getData(@NotNull Key key) throws StorageException;
/**
* @param inputId *positive* id of content.
*/
@NotNull
Computable<Boolean> update(int inputId, @Nullable Input content);
void flush() throws StorageException;
void clear() throws StorageException;
void dispose();
}