package com.silverforge.elasticsearchrawclient.queryDSL.queries.innerQueries;
import com.silverforge.elasticsearchrawclient.exceptions.MandatoryParametersAreMissingException;
import com.silverforge.elasticsearchrawclient.model.QueryTypeItem;
import com.silverforge.elasticsearchrawclient.queryDSL.Constants;
import com.silverforge.elasticsearchrawclient.definition.Queryable;
import com.silverforge.elasticsearchrawclient.queryDSL.generator.QueryFactory;
import com.silverforge.elasticsearchrawclient.utils.QueryTypeArrayList;
public class MissingQuery
implements Queryable {
private QueryTypeArrayList<QueryTypeItem> queryBag;
public MissingQuery(QueryTypeArrayList<QueryTypeItem> queryBag) {
this.queryBag = queryBag;
}
public static Init<?> builder() {
return new MissingQueryBuilder();
}
@Override
public String getQueryString() {
return QueryFactory
.missingQueryGenerator()
.generate(queryBag);
}
public static class MissingQueryBuilder
extends Init<MissingQueryBuilder> {
@Override
protected MissingQueryBuilder self() {
return this;
}
}
public static abstract class Init<T extends Init<T>> {
private QueryTypeArrayList<QueryTypeItem> queryBag = new QueryTypeArrayList<>();
protected abstract T self();
public T field(String field) {
queryBag.addItem(Constants.FIELD, field);
return self();
}
public T existence(boolean existence) {
queryBag.addItem(Constants.EXISTENCE, existence);
return self();
}
public T nullValue(boolean nullValue) {
queryBag.addItem(Constants.NULL_VALUE, nullValue);
return self();
}
public MissingQuery build() throws MandatoryParametersAreMissingException {
if(!queryBag.containsKey(Constants.FIELD)) {
throw new MandatoryParametersAreMissingException(Constants.FIELD);
}
return new MissingQuery(queryBag);
}
}
}