SpringBoot如何读取mock数据(高效调试接口)

import org.springframework.core.io.ClassPathResource;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
public class FileUtil {
    public static String readFileFromResources(String fileName) {
        StringBuilder content = new StringBuilder();
        try {
            // 获取文件资源
            ClassPathResource resource = new ClassPathResource(fileName);
            try (BufferedReader reader = new BufferedReader(
                    new InputStreamReader(resource.getInputStream(), StandardCharsets.UTF_8))) {
                String line;
                while ((line = reader.readLine()) != null) {
                    content.append(line).append("\n");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return content.toString();
    }
}

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
public class FileUtil {
    public static String readFileFromResources(String fileName) {
        StringBuilder content = new StringBuilder();
        try {
            // 获取当前线程的类加载器
            ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
            try (BufferedReader reader = new BufferedReader(
                    new InputStreamReader(classLoader.getResourceAsStream(fileName), StandardCharsets.UTF_8))) {
                String line;
                while ((line = reader.readLine()) != null) {
                    content.append(line).append("\n");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return content.toString();
    }
}

public class Main {
    public static void main(String[] args) {
        String content = FileUtil.readFileFromResources("mock_data.txt");
        System.out.println(content);
    }
}