forked from spring-projects/spring-batch
-
Notifications
You must be signed in to change notification settings - Fork 0
/
WorkerConfiguration.java
86 lines (76 loc) · 3.2 KB
/
WorkerConfiguration.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
/*
* Copyright 2018-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.batch.sample.remotepartitioning.polling;
import org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory;
import org.springframework.batch.core.Step;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.batch.core.configuration.annotation.StepScope;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.integration.config.annotation.EnableBatchIntegration;
import org.springframework.batch.integration.partition.RemotePartitioningWorkerStepBuilderFactory;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.batch.sample.remotepartitioning.BrokerConfiguration;
import org.springframework.batch.sample.remotepartitioning.DataSourceConfiguration;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.dsl.IntegrationFlow;
import org.springframework.integration.jms.dsl.Jms;
/**
* This configuration class is for the worker side of the remote partitioning sample. Each
* worker will process a partition sent by the manager step.
*
* @author Mahmoud Ben Hassine
*/
@Configuration
@EnableBatchProcessing
@EnableBatchIntegration
@Import(value = { DataSourceConfiguration.class, BrokerConfiguration.class })
public class WorkerConfiguration {
private final RemotePartitioningWorkerStepBuilderFactory workerStepBuilderFactory;
public WorkerConfiguration(RemotePartitioningWorkerStepBuilderFactory workerStepBuilderFactory) {
this.workerStepBuilderFactory = workerStepBuilderFactory;
}
/*
* Configure inbound flow (requests coming from the manager)
*/
@Bean
public DirectChannel requests() {
return new DirectChannel();
}
@Bean
public IntegrationFlow inboundFlow(ActiveMQConnectionFactory connectionFactory) {
return IntegrationFlow.from(Jms.messageDrivenChannelAdapter(connectionFactory).destination("requests"))
.channel(requests()).get();
}
/*
* Configure the worker step
*/
@Bean
public Step workerStep() {
return this.workerStepBuilderFactory.get("workerStep").inputChannel(requests()).tasklet(tasklet(null)).build();
}
@Bean
@StepScope
public Tasklet tasklet(@Value("#{stepExecutionContext['partition']}") String partition) {
return (contribution, chunkContext) -> {
System.out.println("processing " + partition);
return RepeatStatus.FINISHED;
};
}
}