线程内部创建连接

src/main/java/cn/mesalab/dao/ReadHistoricalDruidData.java

@@ -19,14 +19,11 @@ public class ReadHistoricalDruidData implements Callable<ArrayList<Map<String, O
     private static final Logger LOG = LoggerFactory.getLogger(ReadHistoricalDruidData.class);
 
     private String sql;
-    private AvaticaStatement statement;
 
     public ReadHistoricalDruidData(
-            String sql,
-            AvaticaStatement statement
+            String sql
     ){
         this.sql = sql;
-        this.statement = statement;
     }
 
     @Override
@@ -40,7 +37,7 @@ public class ReadHistoricalDruidData implements Callable<ArrayList<Map<String, O
             long end = System.currentTimeMillis();
             LOG.info(sql + "\n读取" + resultData.size() + "条数据，运行时间：" + (end - start));
             connection.close();
-            statement.close();
+            stat.close();
         } catch (Exception e) {
             e.printStackTrace();
         }

src/main/java/cn/mesalab/service/BaselineGeneration.java

@@ -27,17 +27,6 @@ import java.util.concurrent.*;
 public class BaselineGeneration {
     private static final Logger LOG = LoggerFactory.getLogger(BaselineGeneration.class);
 
-    private static final AvaticaConnection druidConn = DruidUtils.getConn();
-    private static AvaticaStatement druidStatement;
-
-    static {
-        try {
-            druidStatement = DruidUtils.getStatement(druidConn);
-        } catch (SQLException exception) {
-            exception.printStackTrace();
-        }
-    }
-
     private static final Table hbaseTable = HbaseUtils.getInstance().getHbaseTable();
 
     private static final List<String> ATTACK_TYPE_LIST = Arrays.asList(
@@ -70,7 +59,6 @@ public class BaselineGeneration {
             long last = System.currentTimeMillis();
             LOG.warn("运行时间:" + (last - start));
 
-            druidConn.close();
             hbaseTable.close();
             LOG.info("Druid 关闭连接");
 
@@ -101,8 +89,7 @@ public class BaselineGeneration {
         for (int i = 0; i < (START_END_TIMES._1-START_END_TIMES._2)/timeGrad; i++) {
             String sql = DruidData.getDruidQuerySql(START_END_TIMES._1, i, timeGrad);
             ReadHistoricalDruidData readHistoricalDruidData = new ReadHistoricalDruidData(
-                    sql,
-                    druidStatement
+                    sql
             );
             Future<ArrayList<Map<String, Object>>> future = loadDataExecutor.submit(readHistoricalDruidData);
             resultList.add(future);
@@ -145,8 +132,6 @@ public class BaselineGeneration {
             if(batchIps.size()>0){
                 BaselineSingleThread baselineSingleThread = new BaselineSingleThread(
                         batchIps,
-                        druidConn,
-                        druidStatement,
                         hbaseTable,
                         ATTACK_TYPE_LIST,
                         BASELINE_POINT_NUM,

src/main/java/cn/mesalab/service/BaselineSingleThread.java

@@ -40,8 +40,6 @@ public class BaselineSingleThread extends Thread {
 
     public BaselineSingleThread(
             List<String> batchIpList,
-            AvaticaConnection druidConn,
-            AvaticaStatement druidStatement,
             Table hbaseTable,
             List<String> attackTypeList,
             Integer BASELINE_POINT_NUM,
@@ -49,8 +47,6 @@ public class BaselineSingleThread extends Thread {
             List<Map<String, Object>> historicalData
     ){
         this.ipList = batchIpList;
-        this.druidConn = druidConn;
-        this.druidStatement = druidStatement;
         this.hbaseTable = hbaseTable;
         this.attackTypeList = attackTypeList;
         this.BASELINE_POINT_NUM = BASELINE_POINT_NUM;
@@ -60,7 +56,6 @@ public class BaselineSingleThread extends Thread {
 
     @Override
     public void run(){
-//        batchDruidData = DruidData.readFromDruid(druidConn, druidStatement, ipList, timeFilter);
         batchDruidData = DruidData.getBatchData(historicalData, ipList);
 
         List<Put> putList = new ArrayList<>();

src/main/resources/application.properties

@@ -50,7 +50,7 @@ baseline.kalman.p=0.000001
 baseline.kalman.r=4
 
 # FOR TEST
-baseline.generate.batch.size=1000
+baseline.generate.batch.size=100
 druid.read.batch.time.grad.hour=4
 thread.max.num=10