Postgres Schema
Simple tutorial to show some command that let you operate with your postgreSQL and schema.
Upload file to S3 with Spring
This article I’ll show you how to create program with spring and upload file to amazon S3.
Bean Validation
For spring mvc to enable form validation, follow the steps below.
@DateTimeFormat
Java8 features can be replace with the following date library: java.util.date java.util.calendar joda-time
Bean creation mechanism, Instance Factory Method
In normal case, we can use common mechanism through it’s constructor to create a bean and pass to spring container to manage Its lifecycle. But sometime when we deal with the legacy code or third party libraries that you have
Spring @DependsOn
Spring allow you specified the bean create order by using @DependsOn or depends-on attribute in xml.
Bootstrap your ApplicationContext
These are the common used applicationContext to bootstrapping your apps. Let’s say your applicationContext.xml are place under this folder [Project]/src/main/resources/.
Basic Datasource transaction configuration
The following example demonstrate spring datasource, transaction with an embedded H2 database and jdbcTemplate. Configuration metadata: XML-, Java-based
MessageSource Configuration
The following example demonstrate spring messagesource to let you configure the i18n. Configuration metadata: XML-, Java-based Result Congratulations guest! You have successfully signed up. JavaConfig
PropertyPlaceholder Configuration
The following example demonstrate spring propertyplaceholder. With this configuration, spring allow you to externalize the value into properties files. Configuration metadata: XML-, Annotation-based, Java-based For multiple properties file seperate by comma, Eg “classpath:a.properties, b.properties” Complete Example