add code annotation

bl_hdfs_maidian_open/src/main/java/com/gmei/FlinkServer.java

@@ -21,9 +21,13 @@ import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
 import java.text.SimpleDateFormat;
 
 /**
- * 对客户端埋点进行Etl并累加open_times和durations(实时)
- * @author:  sjxuwei
- * @version 创建时间：2020-03-03
+ * ClassName: com.gmei.FlinkServer
+ * Function: TODO ADD FUNCTION.
+ * Reason: 对客户端埋点进行Etl并累加open_times和durations(实时)
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
  */
 public class FlinkServer {
     public static void main(String[] args) throws Exception {

bl_hdfs_maidian_open/src/main/java/com/gmei/bean/BackendDevice.java

 package com.gmei.bean;
 
+/**
+ * ClassName: com.gmei.bean.BackendDevice
+ * Function: TODO ADD FUNCTION.
+ * Reason: 设备实体
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class BackendDevice {
     private String device_id;
     private String first_visit_time_today;

bl_hdfs_maidian_open/src/main/java/com/gmei/bean/MaidianEtl.java

@@ -3,6 +3,15 @@ package com.gmei.bean;
 
 import com.alibaba.fastjson.annotation.JSONField;
 
+/**
+ * ClassName: com.gmei.bean.MaidianEtl
+ * Function: TODO ADD FUNCTION.
+ * Reason: 客户端埋点实体
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class MaidianEtl {
     private String create_at;
     private String gm_nginx_timestamp;

bl_hdfs_maidian_open/src/main/java/com/gmei/bean/MaidianOpen.java

 package com.gmei.bean;
 
+/**
+ * ClassName: com.gmei.bean.MaidianOpen
+ * Function: TODO ADD FUNCTION.
+ * Reason: 客户端埋点open_times实体
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class MaidianOpen {
     private String app_session_id;
     private String date;

bl_hdfs_maidian_open/src/main/java/com/gmei/bean/StaticTable.java

 package com.gmei.bean;
 
+/**
+ * ClassName: com.gmei.bean.StaticTable
+ * Function: TODO ADD FUNCTION.
+ * Reason: 静态表
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class StaticTable {
     public static final String API_CITY = "api_city";
     public static final String ML_DEVICE_UPDATES = "ml_device_updates";

bl_hdfs_maidian_open/src/main/java/com/gmei/cache/CacheServiceAbstract.java

@@ -3,7 +3,13 @@ package com.gmei.cache;
 import java.util.concurrent.Callable;
 
 /**
- * Created by allen on 2017/4/6.
+ * ClassName: com.gmei.cache.CacheServiceAbstract
+ * Function: TODO ADD FUNCTION.
+ * Reason: 缓存池抽象类
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
  */
 public abstract class CacheServiceAbstract<K, V> {
 

bl_hdfs_maidian_open/src/main/java/com/gmei/cache/SimpleCacheService.java

@@ -8,7 +8,13 @@ import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 
 /**
- * Created by allen on 2017/4/6.
+ * ClassName: com.gmei.cache.SimpleCacheService
+ * Function: TODO ADD FUNCTION.
+ * Reason: 缓存池实现类
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
  */
 public class SimpleCacheService<K, V> extends CacheServiceAbstract<K, V> {
 

bl_hdfs_maidian_open/src/main/java/com/gmei/callable/BackendCallable.java

@@ -7,6 +7,15 @@ import com.gmei.utils.JDBCUtils;
 import java.sql.*;
 import java.util.concurrent.Callable;
 
+/**
+ * ClassName: com.gmei.callable.BackendCallable
+ * Function: TODO ADD FUNCTION.
+ * Reason: 查询设备增量表数据
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class BackendCallable implements Callable<BackendDevice>{
     private String device_id;
     private String date;

bl_hdfs_maidian_open/src/main/java/com/gmei/callable/CityCallable.java

-package com.gmei.callable;
-
-import com.gmei.bean.StaticTable;
-import com.gmei.utils.JDBCUtils;
-
-import java.sql.*;
-import java.util.concurrent.Callable;
-
-public class CityCallable implements Callable<String>{
-    private String city_id;
-    private Connection connection;
-    private String jdbcUrl;
-
-    public CityCallable(String city_id, Connection connection, String jdbcUrl) {
-        this.city_id = city_id;
-        this.connection = connection;
-        this.jdbcUrl = jdbcUrl;
-    }
-    @Override
-    public String call() throws Exception {
-        return findCity(city_id,connection,jdbcUrl);
-    }
-
-    private String findCity(String city_id, Connection connection,String jdbcUrl) throws SQLException {
-        if(connection == null || connection.isClosed()){
-            connection = DriverManager.getConnection(jdbcUrl);
-        }
-        Statement statement = connection.createStatement();
-        ResultSet resultSet = statement.executeQuery(String.format("select id from %s where tag_id = '%s'",
-                StaticTable.API_CITY,
-                city_id));
-        String result = "";
-        if(resultSet.next()){
-            result = resultSet.getString(1);
-        }
-        JDBCUtils.close(null,statement,resultSet);
-        return result;
-    }
-}

bl_hdfs_maidian_open/src/main/java/com/gmei/callable/MaidianCallable.java

@@ -6,6 +6,15 @@ import com.gmei.utils.JDBCUtils;
 import java.sql.*;
 import java.util.concurrent.Callable;
 
+/**
+ * ClassName: com.gmei.callable.MaidianCallable
+ * Function: TODO ADD FUNCTION.
+ * Reason: 查询客户端埋点数据
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class MaidianCallable implements Callable<MaidianOpen> {
     private String app_session_id;
     private Connection connection;

bl_hdfs_maidian_open/src/main/java/com/gmei/map/GainValueMap.java

@@ -6,6 +6,16 @@ import com.gmei.bean.MaidianEtl;
 import com.gmei.utils.StringUtils;
 import org.apache.flink.api.common.functions.MapFunction;
 
+
+/**
+ * ClassName: com.gmei.map.GainValueMap
+ * Function: TODO ADD FUNCTION.
+ * Reason: 解释获取数据属性字段
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
+ */
 public class GainValueMap implements MapFunction<String, MaidianEtl> {
     @Override
     public MaidianEtl map(String value) throws Exception {

bl_hdfs_maidian_open/src/main/java/com/gmei/sink/KafkaSink.java

@@ -18,11 +18,14 @@ import java.sql.Statement;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
-
 /**
- * 对客户端埋点进行Etl并累加open_times和durations-数据输出(实时)
- * @author:  sjxuwei
- * @version 创建时间：2020-03-03
+ * ClassName: com.gmei.sink.KafkaSink
+ * Function: TODO ADD FUNCTION.
+ * Reason: 对客户端埋点进行Etl并累加open_times和durations-数据输出(实时)
+ * Date: 2020-03-03 00:00:00
+ *
+ * @author sjxuwei
+ * @since JDK 1.8
  */
 public class KafkaSink extends RichSinkFunction<MaidianEtl> {
     private int maxRetry = 1;
@@ -69,6 +72,14 @@ public class KafkaSink extends RichSinkFunction<MaidianEtl> {
         }
     }
 
+    /**
+    * Function: TODO ADD FUNCTION.
+    * Reason: sink输出数据处理主逻辑
+    * Date:  2020-03-03 00:00:00
+    *
+    * @author sjxuwei
+    * @since JDK 1.8
+    */
     private void sink(MaidianEtl value) throws SQLException {
         String gm_nginx_timestamp = value.getGm_nginx_timestamp();
         long time = Double.valueOf(gm_nginx_timestamp).longValue() * 1000;
@@ -123,13 +134,13 @@ public class KafkaSink extends RichSinkFunction<MaidianEtl> {
     }
 
     /**
-     * 更新设备增量表
-     * @param device_id
-     * @param date
-     * @param open_times
-     * @param duration
-     * @throws SQLException
-     */
+    * Function: TODO ADD FUNCTION.
+    * Reason: 更新设备增量表数据
+    * Date: 2020-03-03 00:00:00
+    *
+    * @author sjxuwei
+    * @since JDK 1.8
+    */
     private void updateBackendDevice(String device_id, String date, int open_times,double duration) throws SQLException {
         Statement statement = outConnection.createStatement();
         statement.executeUpdate(String.format("insert into %s(device_id,open_times,date,duration) value('%s',%s,'%s',%s) ON DUPLICATE KEY UPDATE open_times = open_times + %s,duration = duration + %s", StaticTable.ML_DEVICE_UPDATES,device_id,open_times,date,duration,open_times,duration));
@@ -154,11 +165,13 @@ public class KafkaSink extends RichSinkFunction<MaidianEtl> {
     }
 
     /**
-     * 数据库插入
-     * @param value 要插入的值
-     * @param date 相应账期
-     * @throws SQLException
-     */
+    * Function: TODO ADD FUNCTION.
+    * Reason: 客户端埋点数据入库（主要借助数据库去重）
+    * Date: 2020-03-03 00:00:00
+    *
+    * @author sjxuwei
+    * @since JDK 1.8
+    */
     private void insert(MaidianEtl value,String date) throws SQLException {
         Statement statement = outConnection.createStatement();
         statement.executeUpdate(String.format("insert into %s values('%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s',%s,'%s')",
@@ -182,10 +195,13 @@ public class KafkaSink extends RichSinkFunction<MaidianEtl> {
     }
 
     /**
-     * sink初始化方法
-     * @throws ClassNotFoundException
-     * @throws SQLException
-     */
+    * Function: TODO ADD FUNCTION.
+    * Reason: sink变量初始化.
+    * Date: 2020-03-03 00:00:00
+    *
+    * @author sjxuwei
+    * @since JDK 1.8
+    */
     synchronized private void init() throws ClassNotFoundException, SQLException {
         Class.forName("com.mysql.jdbc.Driver");
         zxConnection = DriverManager.getConnection(zxJdbcUrl);