[JAVA-958] Standardize packages in spring-batch module

spring-batch/src/main/java/com/baeldung/batch/App.java

@@ -0,0 +1,51 @@
+package com.baeldung.batch;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.batch.core.Job;
+import org.springframework.batch.core.JobExecution;
+import org.springframework.batch.core.JobParameters;
+import org.springframework.batch.core.JobParametersBuilder;
+import org.springframework.batch.core.launch.JobLauncher;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+
+public class App {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(App.class);
+
+    public static void main(final String[] args) {
+        // Spring Java config
+        final AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+        context.register(SpringConfig.class);
+        context.register(SpringBatchConfig.class);
+        context.register(SpringBatchRetryConfig.class);
+
+        context.refresh();
+
+        // Spring xml config
+        // ApplicationContext context = new ClassPathXmlApplicationContext("spring-batch.xml");
+
+        runJob(context, "firstBatchJob");
+        runJob(context, "skippingBatchJob");
+        runJob(context, "skipPolicyBatchJob");
+        runJob(context, "retryBatchJob");
+
+    }
+
+    private static void runJob(AnnotationConfigApplicationContext context, String batchJobName) {
+        final JobLauncher jobLauncher = (JobLauncher) context.getBean("jobLauncher");
+        final Job job = (Job) context.getBean(batchJobName);
+
+        LOGGER.info("Starting the batch job: {}", batchJobName);
+        try {
+            // To enable multiple execution of a job with the same parameters
+            JobParameters jobParameters = new JobParametersBuilder().addString("jobID", String.valueOf(System.currentTimeMillis()))
+                .toJobParameters();
+            final JobExecution execution = jobLauncher.run(job, jobParameters);
+            LOGGER.info("Job Status : {}", execution.getStatus());
+        } catch (final Exception e) {
+            e.printStackTrace();
+            LOGGER.error("Job failed {}", e.getMessage());
+        }
+    }
+}