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FlinkMockSourceTest.java
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FlinkMockSourceTest.java
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package com.luckypeng.mock.flink;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.luckypeng.mock.flink.serialization.JsonMockDeserializationSchema;
import com.luckypeng.mock.flink.serialization.LineMockDeserializationSchema;
import lombok.Data;
import org.apache.flink.streaming.api.datastream.DataStream;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.junit.Ignore;
import org.junit.Test;
/**
* @author coalchan
* @since 1.0
*/
public class FlinkMockSourceTest {
@Ignore
@Test
public void test() throws Exception {
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
JSONObject template = new JSONObject();
template.put("age", "@int(1, 100)");
template.put("name", "@cname()");
template.put("gender", "@bool()");
JSONArray educations = new JSONArray(10);
educations.fluentAdd("college").fluentAdd("master").fluentAdd("doctor");
template.put("education|1", educations);
FlinkMockSource<Person> source = new FlinkMockSource(template, Person.class);
DataStream<Person> dataStream = env.addSource(source);
dataStream.print();
env.execute();
}
@Ignore
@Test
public void testLine() throws Exception {
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
// 注意:JSON 要有序,否则输出可能会对应不上
JSONObject template = new JSONObject(true);
template.put("age", "@int(1, 100)");
template.put("name", "@cname()");
template.put("gender", "@bool()");
JSONArray educations = new JSONArray(10);
educations.fluentAdd("college").fluentAdd("master").fluentAdd("doctor");
template.put("education|1", educations);
FlinkMockSource<Person> source = new FlinkMockSource(template, new LineMockDeserializationSchema());
DataStream<Person> dataStream = env.addSource(source);
dataStream.print();
env.execute();
}
@Ignore
@Test
public void testJSON() throws Exception {
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
JSONObject template = new JSONObject();
template.put("age", "@int(1, 100)");
template.put("name", "@cname()");
template.put("gender", "@bool()");
JSONArray educations = new JSONArray(10);
educations.fluentAdd("college").fluentAdd("master").fluentAdd("doctor");
template.put("education|1", educations);
FlinkMockSource<Person> source = new FlinkMockSource(template, new JsonMockDeserializationSchema());
DataStream<Person> dataStream = env.addSource(source);
dataStream.print();
env.execute();
}
}
@Data
class Person {
private int age;
private String name;
private boolean gender;
private String education;
}