Still reinventing the wheel? Why not use Hutool?

Official Website

You can find more information about Hutool on its official website.

Use Cases

Hutool is widely used in various scenarios, including:

• Web Development: Simplifying common tasks in web applications.
• Data Processing: Handling data manipulation and transformation.
• Testing: Assisting in writing test cases and automating tests.
• System Utilities: Providing utility functions for system-level operations.

Common Features

Here are some key features of Hutool, along with code examples:

1. String Manipulation

String str = "Hello, Hutool!";
String upperStr = StrUtil.upper(str);
System.out.println(upperStr); // Output: HELLO, HUTOOL!

2. Date and Time Handling

Date now = DateUtil.date(); // Get current date
DateUtil.format(now, "yyyy-MM-dd"); // Format date

3. File Operations

File file = FileUtil.file("example.txt");
FileUtil.readLines(file); // Read file lines

4. Collection Utilities

List<String> list = ListUtil.toList("a", "b", "c");
ListUtil.removeAll(list, "a"); // Remove element "a"

Advantages

• Rich Functionality: Offers a wide range of utility functions.
• Ease of Use: Simple and intuitive API.
• Open Source: Free to use and modify.

Disadvantages

• Learning Curve: New users may need time to get familiar with the library.
• Dependency Management: Adding Hutool as a dependency can increase the project's complexity.