Application Development Process

Figure 1 and Table 1 describe the phases in the development process.

Figure 1 HDFS application development process

**Table 1** Description of the HDFS development process
Phase	Description	Reference
Understand basic concepts.	Before application development, learn basic concepts of HDFS.	Basic Concepts
Prepare a development environment.	Use the Eclipse tool to configure the development environment according to the guide.	Preparing the Eclipse and JDK
Prepare an operating environment.	The HDFS operating environment is an HDFS client. Install and configure the client according to the guide.	Preparing a Linux Client Operating Environment
Download and import a sample project.	HDFS provides sample projects for different scenarios. You can import a sample project to learn the application.	Obtaining and Importing a Sample Project
Develop a project based on the scenario.	HDFS provides sample projects to help you quickly understand APIs of HDFS components.	Scenario Description and Development Guidelines
Compile and run applications.	You can compile the developed application and submit it for running.	Linux: Compiling and Running an Application When a Client Is Installed
View application running results.	Application running results are exported to a path you specify. You can also view the application running status on the UI.	Linux: Viewing Commissioning Results