NoteDao.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.usergrid.chop.webapp.dao;

import com.google.inject.Inject;
import org.apache.usergrid.chop.webapp.dao.model.Note;
import org.apache.usergrid.chop.webapp.elasticsearch.IElasticSearchClient;
import org.apache.usergrid.chop.webapp.elasticsearch.Util;
import org.elasticsearch.action.index.IndexResponse;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.index.query.BoolQueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.search.SearchHit;

import java.io.IOException;
import java.util.Map;

import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.elasticsearch.index.query.QueryBuilders.termQuery;

public class NoteDao extends Dao {

    public static final String DAO_INDEX_KEY = "modules";
    public static final String DAO_TYPE_KEY = "note";

    private static final int MAX_RESULT_SIZE = 10000;


    @Inject
    public NoteDao(IElasticSearchClient elasticSearchClient) {
        super(elasticSearchClient);
    }


    public boolean save(Note note) throws IOException {

        IndexResponse response = elasticSearchClient.getClient()
                .prepareIndex(DAO_INDEX_KEY, DAO_TYPE_KEY, note.getId())
                .setRefresh(true)
                .setSource(
                        jsonBuilder()
                                .startObject()
                                .field("commitId", note.getCommitId())
                                .field("runNumber", note.getRunNumber())
                                .field("text", note.getText())
                                .endObject()
                )
                .execute()
                .actionGet();

        return response.isCreated();
    }


    public Note get(String commitId, int runNumber) {

        BoolQueryBuilder queryBuilder = QueryBuilders.boolQuery()
                .must(termQuery("commitId", commitId.toLowerCase()))
                .must(termQuery("runNumber", runNumber));

        SearchResponse response = elasticSearchClient.getClient()
                .prepareSearch(DAO_INDEX_KEY)
                .setTypes(DAO_TYPE_KEY)
                .setQuery(queryBuilder)
                .execute()
                .actionGet();

        SearchHit hits[] = response.getHits().getHits();

        if (hits.length == 0) {
            return null;
        }

        Map<String, Object> json = hits[0].getSource();

        return new Note(
                Util.getString(json, "moduleId"),
                Util.getInt(json, "runNumber"),
                Util.getString(json, "text")
        );
    }

}