Migrated modules using parent-spring-5:

ethereum
persistence-modules/spring-data-elasticsearch
persistence-modules/spring-data-mongodb
spring-dispatcher-servlet
spring-mvc-forms-jsp
spring-mvc-java

spring-4/src/main/java/com/baeldung/jsonp/JsonPApplication.java

@@ -0,0 +1,27 @@
+package com.baeldung.jsonp;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceTransactionManagerAutoConfiguration;
+import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.web.support.SpringBootServletInitializer;
+import org.springframework.context.annotation.PropertySource;
+
+@SpringBootApplication(exclude = {
+        DataSourceAutoConfiguration.class,
+        DataSourceTransactionManagerAutoConfiguration.class,
+        HibernateJpaAutoConfiguration.class })
+@PropertySource("classpath:jsonp-application.properties")
+public class JsonPApplication extends SpringBootServletInitializer {
+
+    @Override
+    protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
+        return application.sources(JsonPApplication.class);
+    }
+
+    public static void main(String[] args) throws Exception {
+        SpringApplication.run(JsonPApplication.class, args);
+    }
+}