Mike Hostetler

Sr. Consultant
3 years at Object Partners
21 years of Technology Experience

Mike has almost 20 years of experience in technology. He started in networking and Unix administration, and grew into technical support and QA testing. But he has always done some development on the side and decided a few years ago to pursue it full-time. His history of working with users gives Mike a unique perspective on writing software.

Exciting things in Spring Boot 2

I looked at the release notes for Spring Boot 2.0.0.M1 not expecting a lot of exciting changes but was surprised by some compelling things. There is the usual “deprecated classes are removed” and “Dependency X .. READ MORE

Database Migrations in Flyway

The concept of data migrations has been around for a long time and in the past, they have been projects that are separated from the main project, mostly with SQL script to change the tables, .. READ MORE

Camel is closing JPA sessions

So I was writing a simple Camel route where I was fetching a JPA-backed entity on one step and then using it on another. While executing that second step, I got this error: org.hibernate.LazyInitializationException: could .. READ MORE

Using secondary datasources in Grails 3

Something changed in Grails 3 and how datasources are configured. If you have datasources defined like this: dataSources: dataSource: pooled: true jmxExport: true driverClassName: org.h2.Driver username: sa password: dbCreate: create-drop url: jdbc:h2:mem:devDb;MVCC=TRUE;LOCK_TIMEOUT=10000;DB_CLOSE_ON_EXIT=FALSE secondary: pooled: true .. READ MORE

Asynchronous Programming in Grails 3

Grails has had support for asynchronous programming for some time now but it seems to have become more well-defined in Grails 3. It has Promises, Events, and even asynchronous processing in GORM. The article is .. READ MORE