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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.client.dsl;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class Sources {
final Select select;
private final List<String> targetDocTypes;
Sources(Select select, List<String> searchDefinitions) {
this.select = select;
this.targetDocTypes = new ArrayList<>(searchDefinitions);
}
Sources(Select select, String searchDefinition) {
this(select, Collections.singletonList(searchDefinition));
}
Sources(Select select, String searchDefinition, String... others) {
this(select, Stream.concat(Stream.of(searchDefinition), Stream.of(others)).collect(Collectors.toList()));
}
@Override
public String toString() {
if (targetDocTypes.isEmpty() || targetDocTypes.size() == 1 && "*".equals(targetDocTypes.get(0))) {
return "sources *";
}
if (targetDocTypes.size() == 1) {
return targetDocTypes.get(0);
}
return "sources " + String.join(", ", targetDocTypes);
}
public Field where(String fieldName) {
Field f = new Field(this, fieldName);
f.setOp("and");
return f;
}
public Query where(QueryChain userinput) {
return whereReturnQuery(userinput);
}
public EndQuery where(Rank rank) {
return whereReturnEndQuery(rank);
}
private Query whereReturnQuery(QueryChain qc) {
return new Query(this, qc);
}
private EndQuery whereReturnEndQuery(Rank rank) {
rank.setSources(this);
return new EndQuery(rank);
}
}
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