org.elasticsearch.index.codec.docvaluesformat.DocValuesFormats Maven / Gradle / Ivy
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.elasticsearch.index.codec.docvaluesformat;
import com.google.common.collect.ImmutableCollection;
import com.google.common.collect.ImmutableMap;
import org.apache.lucene.codecs.DocValuesFormat;
import org.elasticsearch.common.collect.MapBuilder;
/**
* This class represents the set of Elasticsearch "built-in"
* {@link DocValuesFormatProvider.Factory doc values format factories}
*/
public class DocValuesFormats {
private static final ImmutableMap builtInDocValuesFormats;
static {
MapBuilder builtInDocValuesFormatsX = MapBuilder.newMapBuilder();
for (String name : DocValuesFormat.availableDocValuesFormats()) {
builtInDocValuesFormatsX.put(name, new PreBuiltDocValuesFormatProvider.Factory(DocValuesFormat.forName(name)));
}
// LUCENE UPGRADE: update those DVF if necessary
builtInDocValuesFormatsX.put(DocValuesFormatService.DEFAULT_FORMAT, new PreBuiltDocValuesFormatProvider.Factory(DocValuesFormatService.DEFAULT_FORMAT, DocValuesFormat.forName("Lucene45")));
builtInDocValuesFormatsX.put("memory", new PreBuiltDocValuesFormatProvider.Factory("memory", DocValuesFormat.forName("Memory")));
builtInDocValuesFormatsX.put("disk", new PreBuiltDocValuesFormatProvider.Factory("disk", DocValuesFormat.forName("Disk")));
builtInDocValuesFormats = builtInDocValuesFormatsX.immutableMap();
}
public static DocValuesFormatProvider.Factory getAsFactory(String name) {
return builtInDocValuesFormats.get(name);
}
public static DocValuesFormatProvider getAsProvider(String name) {
final PreBuiltDocValuesFormatProvider.Factory factory = builtInDocValuesFormats.get(name);
return factory == null ? null : factory.get();
}
public static ImmutableCollection listFactories() {
return builtInDocValuesFormats.values();
}
}