バッチアプリケーションの開発

<!-- (1) -->
<dependency>
    <groupId>com.h2database</groupId>
    <artifactId>h2</artifactId>
    <scope>runtime</scope>
</dependency>

<dependency>
    <groupId>org.postgresql</groupId>
    <artifactId>postgresql</artifactId>
    <scope>runtime</scope>
</dependency>

# (2)
# Admin DataSource settings.
admin.jdbc.driver=org.h2.Driver
admin.jdbc.url=jdbc:h2:mem:batch-admin;DB_CLOSE_DELAY=-1
admin.jdbc.username=sa
admin.jdbc.password=

# (2)
# Job DataSource settings.
#jdbc.driver=org.postgresql.Driver
#jdbc.url=jdbc:postgresql://localhost:5432/postgres
#jdbc.username=postgres
#jdbc.password=postgres
jdbc.driver=org.h2.Driver
jdbc.url=jdbc:h2:mem:batch;DB_CLOSE_DELAY=-1
jdbc.username=sa
jdbc.password=

# (3)
# Spring Batch schema initialize.
data-source.initialize.enabled=true
spring-batch.schema.script=classpath:org/springframework/batch/core/schema-h2.sql
terasoluna-batch.commit.script=classpath:org/terasoluna/batch/async/db/schema-commit.sql

@Bean
public Step exampleStep(JobRepository jobRepository,
                   @Qualifier("jobTransactionManager") PlatformTransactionManager transactionManager, // (1)
                   ItemReader reader,
                   ItemProcessor processor,
                   ItemWriter writer) {
    return new StepBuilder("exampleJob.exampleStep",
            jobRepository)
            .<ItemReader, ItemWriter> chunk(10, transactionManager)
            .reader(reader)
            .processor(processor)
            .writer(writer)
            .build();
}

@Bean
public Step stepA(JobRepository jobRepository,
                  SequentialFlowTasklet tasklet,
                  ChangeExitCodeReturnListener listener,
                  @Qualifier("jobTransactionManager") PlatformTransactionManager transactionManager) {
  // omitted.
}

@Bean
public Step stepB(JobRepository jobRepository,
                  SequentialFlowTasklet tasklet,
                  ChangeExitCodeReturnListener listener,
                  @Qualifier("jobTransactionManager") PlatformTransactionManager transactionManager) {
  // omitted.
}

@Bean
public Step stepC(JobRepository jobRepository,
                  SequentialFlowTasklet tasklet,
                  ChangeExitCodeReturnListener listener,
                  @Qualifier("jobTransactionManager") PlatformTransactionManager transactionManager) {
  // omitted.
}

@Bean
public Job jobConditionalFlow(JobRepository jobRepository,
                              @Qualifier("stepA") Step stepA, // (1)
                              @Qualifier("stepB") Step stepB, // (2)
                              @Qualifier("stepC") Step stepC) { // (3)
  // omitted.
}

<profiles>
    <!-- Including application properties and log settings into package. (default) -->
    <profile>
        <id>IncludeSettings</id>
        <activation>
            <activeByDefault>true</activeByDefault>
        </activation>
        <properties>
            <exclude-property/>
            <exclude-log/>
        </properties>
    </profile>

    <!-- Excluding application properties and log settings into package. -->
    <profile>
        <id>ExcludeSettings</id>
        <activation>
            <activeByDefault>false</activeByDefault>
        </activation>
        <properties>
            <exclude-property>batch-application.properties</exclude-property>
            <exclude-log>logback.xml</exclude-log>
        </properties>
    </profile>
</profiles>

<dependencies>
    <!-- omitted -->
    <dependency>
        <groupId>${jdbc.driver.groupId}</groupId>
        <artifactId>${jdbc.driver.artifactId}</artifactId>
        <scope>runtime</scope>
    </dependency>
</dependencies>

<!-- omitted -->

<profiles>
    <!-- omitted -->
    <profile>
        <id>postgresql16-local</id>
        <properties>
            <jdbc.driver.groupId>org.postgresql</jdbc.driver.groupId>
            <jdbc.driver.artifactId>postgresql</jdbc.driver.artifactId>
            <!-- omitted -->
        </properties>
    </profile>
    <!-- omitted -->
    <profile>
        <id>oracle23c-local</id>
        <properties>
            <jdbc.driver.groupId>com.oracle.database.jdbc</jdbc.driver.groupId>
            <jdbc.driver.artifactId>ojdbc17</jdbc.driver.artifactId>
            <!-- omitted -->
        </properties>
    </profile>
</profiles>

$ mvn -P profile-1,profile-2