Collection element list in Spring

With this example we will show you how to inject Collections in Spring Bean list.

In order to show how Collections can be injected in a Spring Bean we will create a simple Spring Bean with a property List.

If you already have an idea on how to create a maven project in Eclipse will be great otherwise I will tell you here how to create a maven project in Eclipse.
Prerequisites

The following things are required in order to run the application

Eclipse Kepler
JDK 1.8
Have maven 3 installed and configured
Spring dependencies in pom.xml

Now we will see the below steps how to create a maven based spring project in Eclipse

Step 1. Create a standalone maven project in Eclipse

Go to File -> New -> Other. On popup window under Maven select Maven Project. Then click on Next. Select the workspace location – either default or browse the location. Click on Next. Now in next window select the row as highlighted from the below list of archtypes and click on Next button.

maven-arctype-quickstart

Now enter the required fields (Group Id, Artifact Id) as shown below

Group Id : com.roytuts
Artifact Id : spring-faqs

Step 2. Modify the pom.xml file as shown below.

Step 3. If you see JRE System Library[J2SE-1.4] then change the version by below process

Do right-click on the project and go to Build -> Configure build path, under Libraries tab click on JRE System Library[J2SE-1.4], click on Edit button and select the appropriate jdk 1.8 from the next window. Click on Finish then Ok.

Step 4. Create src/main/resources folder for putting the resource files.

Do right-click on the project and go New -> Source Folder. Give Folder name: as src/main/resources and click on Finish button.

Step 5. Create an XML properties file under src/main/resources.

Do right-click on src/main/resources in the project and go New -> file. Give File name: as applicationContext.xml and click on Finish button.

Step 6. Create a POJO class that contains list element

Step 7. Create a Test class which will test our code how it works

Step 8. Run the above test class, you will get below output

That’s all. Thanks for reading.

Soumitra

Software Professional, I am passionate to work on web/enterprise application. For more information please go to about me. You can follow on Twitter. You can be a friend on Facebook or Google Plus or Linkedin

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