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IndexProviderMap.java
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IndexProviderMap.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.api.index;
import java.util.function.Consumer;
import java.util.function.Function;
import org.neo4j.kernel.api.index.IndexProvider;
public interface IndexProviderMap extends Function<IndexProvider.Descriptor,IndexProvider>
{
@Override
IndexProvider apply( IndexProvider.Descriptor descriptor ) throws IndexProviderNotFoundException;
IndexProvider getDefaultProvider();
void accept( Consumer<IndexProvider> visitor );
IndexProviderMap EMPTY = new IndexProviderMap()
{
@Override
public IndexProvider apply( IndexProvider.Descriptor descriptor ) throws IndexProviderNotFoundException
{
return IndexProvider.EMPTY;
}
@Override
public IndexProvider getDefaultProvider()
{
return IndexProvider.EMPTY;
}
@Override
public void accept( Consumer<IndexProvider> visitor )
{
// yey!
}
};
}