3 * Copyright (C) 2009-2024 SonarSource SA
4 * mailto:info AT sonarsource DOT com
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 3 of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 package org.sonar.server.es.searchrequest;
22 import java.util.Arrays;
23 import java.util.Objects;
24 import javax.annotation.concurrent.Immutable;
25 import org.apache.commons.lang.StringUtils;
26 import org.sonar.server.es.searchrequest.TopAggregationDefinition.NestedFieldFilterScope;
28 import static com.google.common.base.Preconditions.checkArgument;
29 import static java.util.Objects.requireNonNull;
32 public class NestedFieldTopAggregationDefinition<T> implements TopAggregationDefinition<NestedFieldFilterScope<T>> {
33 private final NestedFieldFilterScope<T> filterScope;
34 private final boolean sticky;
36 public NestedFieldTopAggregationDefinition(String nestedFieldPath, T value, boolean sticky) {
37 requireNonNull(nestedFieldPath, "nestedFieldPath can't be null");
38 requireNonNull(value, "value can't be null");
39 checkArgument(StringUtils.countMatches(nestedFieldPath, ".") == 1,
40 "Field path should have only one dot: %s", nestedFieldPath);
41 String[] fullPath = Arrays.stream(StringUtils.split(nestedFieldPath, '.'))
42 .filter(Objects::nonNull)
44 .filter(t -> !t.isEmpty())
45 .toArray(String[]::new);
46 checkArgument(fullPath.length == 2,
47 "field path \"%s\" should have exactly 2 non empty field names, got: %s", nestedFieldPath, Arrays.asList(fullPath));
48 this.filterScope = new NestedFieldFilterScope<>(fullPath[0], fullPath[1], value);
53 public NestedFieldFilterScope<T> getFilterScope() {
58 public boolean isSticky() {