97 lines
2.6 KiB
Java
97 lines
2.6 KiB
Java
package it.cavallium.dbengine.client;
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import io.net5.buffer.api.Drop;
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import io.net5.buffer.api.Owned;
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import it.cavallium.dbengine.client.query.current.data.TotalHitsCount;
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import it.cavallium.dbengine.database.LiveResourceSupport;
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import it.cavallium.dbengine.database.collections.ValueGetter;
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import org.warp.commonutils.log.Logger;
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import org.warp.commonutils.log.LoggerFactory;
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import reactor.core.publisher.Flux;
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@SuppressWarnings("unused")
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public final class SearchResultKeys<T> extends LiveResourceSupport<SearchResultKeys<T>, SearchResultKeys<T>> {
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private static final Logger logger = LoggerFactory.getLogger(SearchResultKeys.class);
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private static final Drop<SearchResultKeys<?>> DROP = new Drop<>() {
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@Override
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public void drop(SearchResultKeys<?> obj) {
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if (obj.onClose != null) {
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obj.onClose.run();
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}
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}
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@Override
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public Drop<SearchResultKeys<?>> fork() {
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return this;
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}
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@Override
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public void attach(SearchResultKeys<?> obj) {
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}
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};
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private Flux<SearchResultKey<T>> results;
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private TotalHitsCount totalHitsCount;
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private Runnable onClose;
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@SuppressWarnings({"unchecked", "rawtypes"})
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public SearchResultKeys(Flux<SearchResultKey<T>> results, TotalHitsCount totalHitsCount, Runnable onClose) {
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super((Drop<SearchResultKeys<T>>) (Drop) DROP);
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this.results = results;
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this.totalHitsCount = totalHitsCount;
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this.onClose = onClose;
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}
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public static <T> SearchResultKeys<T> empty() {
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return new SearchResultKeys<>(Flux.empty(), TotalHitsCount.of(0, true), null);
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}
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public <U> SearchResult<T, U> withValues(ValueGetter<T, U> valuesGetter) {
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return new SearchResult<>(results.map(item -> new SearchResultItem<>(item.key(),
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item.key().flatMap(valuesGetter::get),
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item.score()
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)), totalHitsCount, this::close);
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}
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public Flux<SearchResultKey<T>> results() {
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return results;
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}
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public TotalHitsCount totalHitsCount() {
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return totalHitsCount;
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}
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@Override
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public String toString() {
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return "SearchResultKeys[" + "results=" + results + ", " + "totalHitsCount=" + totalHitsCount + ']';
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}
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@Override
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protected RuntimeException createResourceClosedException() {
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return new IllegalStateException("Closed");
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}
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@Override
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protected Owned<SearchResultKeys<T>> prepareSend() {
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var results = this.results;
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var totalHitsCount = this.totalHitsCount;
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var onClose = this.onClose;
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makeInaccessible();
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return drop -> {
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var instance = new SearchResultKeys<>(results, totalHitsCount, onClose);
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drop.attach(instance);
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return instance;
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};
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}
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protected void makeInaccessible() {
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this.results = null;
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this.totalHitsCount = null;
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this.onClose = null;
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}
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}
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