28 lines
718 B
Java
28 lines
718 B
Java
package it.cavallium.dbengine.lucene.searcher;
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import java.util.List;
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import org.apache.lucene.search.IndexSearcher;
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public interface IndexSearchers {
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static IndexSearchers of(List<IndexSearcher> indexSearchers) {
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return shardIndex -> {
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if (shardIndex < 0) {
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throw new IndexOutOfBoundsException("Shard index " + shardIndex + " is invalid");
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}
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return indexSearchers.get(shardIndex);
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};
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}
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static IndexSearchers unsharded(IndexSearcher indexSearcher) {
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return shardIndex -> {
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if (shardIndex != -1) {
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throw new IndexOutOfBoundsException("Shard index " + shardIndex + " is invalid, this is a unsharded index");
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}
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return indexSearcher;
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};
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}
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IndexSearcher shard(int shardIndex);
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}
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