Spring Boot鎻愪緵浜嗗绉嶆柟寮忔潵璇诲彇澶栭儴鏂囦欢锛屼互涓嬫槸鍏朵腑鍑犵甯哥敤鐨勬柟寮忥細

1. 浣跨敤@Value娉ㄨВ锛氬彲浠ョ洿鎺ュ湪浠ｇ爜涓娇鐢?code>@Value娉ㄨВ娉ㄥ叆澶栭儴鏂囦欢鐨勫睘鎬у€笺€備緥濡傦紝鍙互鍦?code>application.properties鏂囦欢涓畾涔変竴涓睘鎬?code>my.file.path=/path/to/file.txt锛岀劧鍚庡湪浠ｇ爜涓娇鐢?code>@Value娉ㄨВ娉ㄥ叆璇ュ睘鎬у€硷細

@Value("${my.file.path}")
private String filePath;

2. 浣跨敤Environment鎺ュ彛锛氬彲浠ラ€氳繃Environment鎺ュ彛鏉ヨ鍙栧閮ㄦ枃浠朵腑鐨勫睘鎬у€笺€備緥濡傦紝鍙互鍦ㄤ唬鐮佷腑娉ㄥ叆Environment鎺ュ彛锛岀劧鍚庝娇鐢?code>getProperty()鏂规硶鏉ヨ幏鍙栧睘鎬у€硷細

@Autowired
private Environment env;
public void readFilePath() {
String filePath = env.getProperty("my.file.path");
}

3. 浣跨敤@ConfigurationProperties娉ㄨВ锛氬彲浠ラ€氳繃@ConfigurationProperties娉ㄨВ灏嗗閮ㄦ枃浠朵腑鐨勫睘鎬у€肩粦瀹氬埌涓€涓狫ava Bean涓€傞鍏堬紝鍦↗ava Bean涓畾涔夊睘鎬э紝骞朵娇鐢?code>@ConfigurationProperties娉ㄨВ鎸囧畾灞炴€х殑鍓嶇紑锛岀劧鍚庡湪application.properties鏂囦欢涓畾涔変互璇ュ墠缂€寮€澶寸殑灞炴€э紝鏈€鍚庡湪浠ｇ爜涓敞鍏ヨJava Bean鍗冲彲銆備緥濡傦細

@ConfigurationProperties(prefix = "my.file")
public class FileProperties {
private String path;
// getter and setter
}
// application.properties
my.file.path=/path/to/file.txt
// Code
@Autowired
private FileProperties fileProperties;
public void readFilePath() {
String filePath = fileProperties.getPath();
}

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