Introduction to the Java project directory structure developed by HarmonyOS (basic knowledge of HarmonyOS development)

Java project directory structure

The Java project directory structure is shown in the figure below.

.gradle: Gradle configuration file, which is automatically generated by the system and generally does not need to be modified.

• entry: The default startup module (main module), a directory used by developers to write source code files and development resource files.
• entry>libs: used to store the dependent files of the entry module.
• entry>.gitgnore: Identifies files that need to be ignored for git version management.
• entry>build.gradle: The compilation configuration file of the entry module.
• entry>src>main>Java: used to store Java source code.
• entry>src>main>resources: used to store resource files.
• entry>src>main>config.json: HAP manifest file, please refer to config.json manifest file introduction for detailed description.
• entry>src>test: The directory for writing test files.

---

For more technical exchanges, please join the QQ group

Group name: harmonyos Hongmeng Technology Exchange
Group number: 856567895

---

Start from scratch to learn HarmonyOS Hongmeng 2.0 development

• Original HarmonyOS Hongmeng Getting Started Tutorial 01 Basic Environment and Development Tools (tutorial includes source code)
• Original HarmonyOS Hongmeng Development 02 Development Tools Installation
• Original HarmonyOS Hongmeng Getting Started Tutorial 03 Run the development tool to complete the basic configuration DevEco Studio (tutorial includes source code)
• Original HarmonyOS Hongmeng Development 04 Run the first hello world (tutorial with source code)
• Original HarmonyOS Hongmeng Development 05 Run the first page (tutorial with source code)
• Original HarmonyOS Hongmeng Development 06 Create page Feature Ability through code (tutorial includes source code)
• Original HarmonyOS Hongmeng Development 07 Programming to realize page jump (tutorial includes source code)