update flink to 2.12

pom.xml

@@ -16,8 +16,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <flink.version>1.10.0</flink.version>
+        <flink.version>1.12.0</flink.version>
-        <scala.binary.version>2.11</scala.binary.version>
     </properties>
 
     <dependencies>
@@ -29,15 +28,23 @@
         </dependency>
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-streaming-java_${scala.binary.version}</artifactId>
+            <artifactId>flink-streaming-java_2.12</artifactId>
             <version>${flink.version}</version>
+<!--            <scope>compile</scope>-->
         </dependency>
+
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-clients_${scala.binary.version}</artifactId>
+            <artifactId>flink-clients_2.12</artifactId>
             <version>${flink.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.scala-lang</groupId>
+            <artifactId>scala-library</artifactId>
+            <version>2.12.0</version>
+        </dependency>
+
         <!--日志-->
         <dependency>
             <groupId>org.slf4j</groupId>
@@ -54,7 +61,7 @@
         <!--flink kafka connector-->
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-connector-kafka-0.11_${scala.binary.version}</artifactId>
+            <artifactId>flink-connector-kafka_2.12</artifactId>
             <version>${flink.version}</version>
         </dependency>
 
@@ -93,7 +100,7 @@
         <dependency>
             <groupId>org.scala-lang</groupId>
             <artifactId>scala-library</artifactId>
-            <version>2.10.6</version>
+            <version>2.12.10</version>
             <scope>provided</scope>
         </dependency>
 

src/main/java/com/thinker/kafka/FlinkSinkToKafka.java

@@ -26,7 +26,7 @@ public class FlinkSinkToKafka {
         props.put("key.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");
         props.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");
         props.put("auto.offset.reset", "latest");
-        DataStreamSource<String> student = env.addSource(new FlinkKafkaConsumer011<>(
+        DataStreamSource<String> student = env.addSource(new FlinkKafkaConsumer<>(
                 READ_TOPIC,   //这个 kafka topic 需要和上面的工具类的 topic 一致
                 new SimpleStringSchema(),
                 props)).setParallelism(1);
@@ -36,7 +36,7 @@ public class FlinkSinkToKafka {
         properties.setProperty("zookeeper.connect", "localhost:2181");
         properties.setProperty("group.id", "student-write");
 
-        student.addSink(new FlinkKafkaProducer011<String>(
+        student.addSink(new FlinkKafkaProducer<String>(
                 "student-write",
                 new SimpleStringSchema(),
                 properties

src/main/java/com/thinker/main/FlinkCustomSource.java

@@ -16,7 +16,7 @@ public class FlinkCustomSource {
 
         env.addSource(new SourceFromMySQL()).print();
 
-        env.execute("Flink add data sourc");
+        env.execute("Flink add data source");
     }
 
 }

src/main/java/com/thinker/main/Main.java

@@ -3,7 +3,7 @@ package com.thinker.main;
 import org.apache.flink.api.common.serialization.SimpleStringSchema;
 import org.apache.flink.streaming.api.datastream.DataStreamSource;
 import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
-import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer011;
+import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer;
 
 import java.util.Properties;
 
@@ -26,7 +26,7 @@ public class Main {
         props.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");
         props.put("auto.offset.reset", "latest"); //value 反序列化
 
-        DataStreamSource<String> dataStreamSource = env.addSource(new FlinkKafkaConsumer011<>(
+        DataStreamSource<String> dataStreamSource = env.addSource(new FlinkKafkaConsumer<>(
                 "metric",  //kafka topic
                 new SimpleStringSchema(),  // String 序列化
                 props)).setParallelism(1);

src/main/java/com/thinker/main/SinkToMysql.java

@@ -6,7 +6,7 @@ import com.thinker.sql.SinkToMySQL;
 import org.apache.flink.api.common.serialization.SimpleStringSchema;
 import org.apache.flink.streaming.api.datastream.SingleOutputStreamOperator;
 import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
-import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer011;
+import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer;
 
 import java.util.Properties;
 
@@ -29,7 +29,7 @@ public class SinkToMysql {
         props.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");
         props.put("auto.offset.reset", "latest");
 
-        SingleOutputStreamOperator<Student> student = env.addSource(new FlinkKafkaConsumer011<>(
+        SingleOutputStreamOperator<Student> student = env.addSource(new FlinkKafkaConsumer<>(
                 "student",   //这个 kafka topic 需要和上面的工具类的 topic 一致
                 new SimpleStringSchema(),
                 props)).setParallelism(1)

src/main/java/com/thinker/model/Student.java

@@ -1,7 +1,5 @@
 package com.thinker.model;
 
-import jdk.nashorn.internal.objects.annotations.Getter;
-import jdk.nashorn.internal.objects.annotations.Setter;
 
 /**
  * @author zeekling [lingzhaohui@zeekling.cn]