65 lines
2.0 KiB
Java
65 lines
2.0 KiB
Java
/*
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* (C) Copyright 2014,2016 Hewlett Packard Enterprise Development Company LP
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing permissions and limitations under
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* the License.
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*/
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package monasca.api.infrastructure.persistence;
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import com.google.common.base.Strings;
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import org.skife.jdbi.v2.Query;
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import java.util.Map;
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/**
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* Utilities for building sub alarm queries.
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*/
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public final class SubAlarmDefinitionQueries {
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private SubAlarmDefinitionQueries() {}
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public static String buildJoinClauseFor(Map<String, String> dimensions) {
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StringBuilder sbJoin = new StringBuilder();
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if (dimensions != null) {
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sbJoin = new StringBuilder();
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int i = 0;
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for (String dimension_key : dimensions.keySet()) {
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sbJoin.append(" inner join sub_alarm_definition_dimension d").append(i).append(" on d")
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.append(i)
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.append(".dimension_name = :dname").append(i);
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if (!Strings.isNullOrEmpty(dimensions.get(dimension_key))) {
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sbJoin.append(" and d").append(i)
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.append(".value = :dvalue").append(i);
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}
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sbJoin.append(" and dim.sub_alarm_definition_id = d")
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.append(i).append(".sub_alarm_definition_id");
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i++;
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}
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}
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return sbJoin.toString();
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}
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public static void bindDimensionsToQuery(Query query, Map<String, String> dimensions) {
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if (dimensions != null) {
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int i = 0;
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for (Map.Entry<String, String> entry: dimensions.entrySet()) {
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query.bind("dname" + i, entry.getKey());
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query.bind("dvalue" + i, entry.getValue());
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i++;
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}
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}
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}
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}
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