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26 lines
949 B
26 lines
949 B
package com.gym.test;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.CommandLineRunner;
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import org.springframework.stereotype.Component;
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import javax.sql.DataSource;
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import java.sql.Connection;
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@Component
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public class DatabaseTest implements CommandLineRunner {
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@Autowired
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private DataSource dataSource;
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@Override
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public void run(String... args) throws Exception {
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try (Connection connection = dataSource.getConnection()) {
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System.out.println("✅ 数据库连接成功！");
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System.out.println("数据库URL: " + connection.getMetaData().getURL());
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System.out.println("数据库用户: " + connection.getMetaData().getUserName());
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} catch (Exception e) {
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System.out.println("❌ 数据库连接失败！");
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System.out.println("错误信息: " + e.getMessage());
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}
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}
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} |