/*
* Copyright 2014 NAVER Corp.
*
* Licensed 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 com.navercorp.pinpoint.web.dao.hbase;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.MapUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.hbase.client.Delete;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.util.Bytes;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Repository;
import com.navercorp.pinpoint.common.hbase.HBaseTables;
import com.navercorp.pinpoint.common.hbase.HbaseOperations2;
import com.navercorp.pinpoint.common.hbase.RowMapper;
import com.navercorp.pinpoint.web.dao.ApplicationIndexDao;
import com.navercorp.pinpoint.web.vo.Application;
/**
* @author netspider
* @author emeroad
*/
@Repository
public class HbaseApplicationIndexDao implements ApplicationIndexDao {
@Autowired
private HbaseOperations2 hbaseOperations2;
@Autowired
@Qualifier("applicationNameMapper")
private RowMapper<List<Application>> applicationNameMapper;
@Autowired
@Qualifier("agentIdMapper")
private RowMapper<List<String>> agentIdMapper;
@Override
public List<Application> selectAllApplicationNames() {
Scan scan = new Scan();
scan.setCaching(30);
List<List<Application>> results = hbaseOperations2.find(HBaseTables.APPLICATION_INDEX, scan, applicationNameMapper);
List<Application> applications = new ArrayList<>();
for (List<Application> result : results) {
applications.addAll(result);
}
return applications;
}
@Override
public List<String> selectAgentIds(String applicationName) {
if (applicationName == null) {
throw new NullPointerException("applicationName must not be null");
}
byte[] rowKey = Bytes.toBytes(applicationName);
Get get = new Get(rowKey);
get.addFamily(HBaseTables.APPLICATION_INDEX_CF_AGENTS);
return hbaseOperations2.get(HBaseTables.APPLICATION_INDEX, get, agentIdMapper);
}
@Override
public void deleteApplicationName(String applicationName) {
byte[] rowKey = Bytes.toBytes(applicationName);
Delete delete = new Delete(rowKey);
hbaseOperations2.delete(HBaseTables.APPLICATION_INDEX, delete);
}
@Override
public void deleteAgentIds(Map<String, List<String>> applicationAgentIdMap) {
if (MapUtils.isEmpty(applicationAgentIdMap)) {
return;
}
List<Delete> deletes = new ArrayList<>(applicationAgentIdMap.size());
for (Map.Entry<String, List<String>> entry : applicationAgentIdMap.entrySet()) {
String applicationName = entry.getKey();
List<String> agentIds = entry.getValue();
if (StringUtils.isEmpty(applicationName) || CollectionUtils.isEmpty(agentIds)) {
continue;
}
Delete delete = new Delete(Bytes.toBytes(applicationName));
for (String agentId : agentIds) {
if (!StringUtils.isEmpty(agentId)) {
delete.addColumns(HBaseTables.APPLICATION_INDEX_CF_AGENTS, Bytes.toBytes(agentId));
}
}
// don't delete if nothing has been specified except row
if (!delete.getFamilyCellMap().isEmpty()) {
deletes.add(delete);
}
}
hbaseOperations2.delete(HBaseTables.APPLICATION_INDEX, deletes);
}
@Override
public void deleteAgentId(String applicationName, String agentId) {
if (StringUtils.isEmpty(applicationName)) {
throw new IllegalArgumentException("applicationName cannot be empty");
}
if (StringUtils.isEmpty(agentId)) {
throw new IllegalArgumentException("agentId cannot be empty");
}
byte[] rowKey = Bytes.toBytes(applicationName);
Delete delete = new Delete(rowKey);
byte[] qualifier = Bytes.toBytes(agentId);
delete.addColumns(HBaseTables.APPLICATION_INDEX_CF_AGENTS, qualifier);
hbaseOperations2.delete(HBaseTables.APPLICATION_INDEX, delete);
}
}