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Commitc17a487

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Producer: add generic class producer
1 parenta27f85f commitc17a487

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2 files changed

+70
-24
lines changed

2 files changed

+70
-24
lines changed

‎Producer/src/main/java/com/telkomdev/producer/App.java‎

Lines changed: 11 additions & 24 deletions
Original file line numberDiff line numberDiff line change
@@ -20,14 +20,9 @@
2020
importcom.telkomdev.producer.serializer.ProductAvroSerializer;
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importcom.telkomdev.producer.serializer.ProductJsonSerializer;
2222
importcom.telkomdev.producer.serializer.ProductProtobufSerializer;
23-
importorg.apache.kafka.clients.producer.KafkaProducer;
24-
importorg.apache.kafka.clients.producer.Producer;
25-
importorg.apache.kafka.clients.producer.ProducerConfig;
26-
importorg.apache.kafka.clients.producer.ProducerRecord;
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2824
importjava.util.ArrayList;
2925
importjava.util.List;
30-
importjava.util.Properties;
3126
importjava.util.Scanner;
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3328
publicclassApp {
@@ -48,34 +43,27 @@ public static void main(String[] args) {
4843
System.exit(0);
4944
}
5045

51-
PropertiesproducerConfig =newProperties();
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53-
producerConfig.put(ProducerConfig.CLIENT_ID_CONFIG,"client-1");
54-
producerConfig.put(ProducerConfig.RETRIES_CONFIG,0);
55-
producerConfig.put(ProducerConfig.ACKS_CONFIG,"all");
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57-
// kafka brokers
58-
producerConfig.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,brokers);
59-
producerConfig.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,org.apache.kafka.common.serialization.ByteArraySerializer.class.getName());
60-
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// send String data
62-
//producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,org.apache.kafka.common.serialization.StringSerializer.class.getName());
47+
//String valueSerializer =org.apache.kafka.common.serialization.StringSerializer.class.getName();
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// send Protocol Buffer data
65-
producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,ProductProtobufSerializer.class.getName());
50+
StringvalueSerializer =ProductProtobufSerializer.class.getName();
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6752
// send JSON data
68-
//producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, ProductJsonSerializer.class.getName());
53+
// String valueSerializer = ProductJsonSerializer.class.getName());
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7055
// send AVRO data
71-
//producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, ProductAvroSerializer.class.getName());
56+
// String valueSerializer = producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, ProductAvroSerializer.class.getName();
57+
58+
finalMyKafkaProducer<String,Product>producer =newMyKafkaProducer("client-1",
59+
org.apache.kafka.common.serialization.StringSerializer.class.getName(),
60+
valueSerializer,brokers);
7261

73-
Producerproducer =newKafkaProducer<String,String>(producerConfig);
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// read input
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Scannerin =newScanner(System.in);
7765

78-
System.out.println("Type Message (type 'exit' to quit)");
66+
System.out.println("Click Enter to send message (type 'exit' to quit)");
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Stringinput =in.nextLine();
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8169
while (!input.equals("exit")) {
@@ -91,12 +79,11 @@ public static void main(String[] args) {
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images.add("wuriyanto.com/img2");
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p.setImages(images);
9381

94-
ProducerRecord<String,Product>record =newProducerRecord<String,Product>(topic,p);
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try {
9784
System.out.println(input);
9885

99-
producer.send(record);
86+
producer.send(topic,p);
10087
input =in.nextLine();
10188
}catch (Exceptionex) {
10289
System.out.println("error send data to kafka: " +ex.getMessage());
@@ -105,6 +92,6 @@ public static void main(String[] args) {
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}
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in.close();
108-
producer.close();
95+
producer.getProducer().close();
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}
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}
Lines changed: 59 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,59 @@
1+
/*
2+
* Copyright 2019 wuriyanto.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
7+
*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13+
* See the License for the specific language governing permissions and
14+
* limitations under the License.
15+
*/
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17+
packagecom.telkomdev.producer;
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19+
importorg.apache.kafka.clients.producer.KafkaProducer;
20+
importorg.apache.kafka.clients.producer.Producer;
21+
importorg.apache.kafka.clients.producer.ProducerConfig;
22+
importorg.apache.kafka.clients.producer.ProducerRecord;
23+
24+
importjava.util.Properties;
25+
26+
publicclassMyKafkaProducer<K,V> {
27+
28+
privateProducer<K,V>producer;
29+
30+
publicMyKafkaProducer() {
31+
}
32+
33+
publicMyKafkaProducer(StringclientId,StringkeySerializerClass,StringvalueSerializerClass,Stringbrokers) {
34+
PropertiesproducerConfig =newProperties();
35+
36+
producerConfig.put(ProducerConfig.CLIENT_ID_CONFIG,clientId);
37+
producerConfig.put(ProducerConfig.RETRIES_CONFIG,0);
38+
producerConfig.put(ProducerConfig.ACKS_CONFIG,"all");
39+
40+
// kafka brokers
41+
producerConfig.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,brokers);
42+
producerConfig.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,keySerializerClass);
43+
44+
producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,valueSerializerClass);
45+
46+
this.producer =newKafkaProducer(producerConfig);
47+
}
48+
49+
publicvoidsend(Stringtopic,Vv) {
50+
ProducerRecord<K,V>record =newProducerRecord(topic,v);
51+
this.producer.send(record);
52+
}
53+
54+
publicProducer<K,V>getProducer() {
55+
returnthis.producer;
56+
}
57+
58+
59+
}

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