spingboot项目，定义参数到配置文件并获取

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

@Component
@ConfigurationProperties(prefix = "oss")
public class AliyunAuto {

    private String appKey;

    private String appSecret;

    private String bucket;

    private String endPoint;

    public String getAppKey() {
        return appKey;
    }

    public void setAppKey(String appKey) {
        this.appKey = appKey;
    }

    public String getAppSecret() {
        return appSecret;
    }

    public void setAppSecret(String appSecret) {
        this.appSecret = appSecret;
    }

    public String getBucket() {
        return bucket;
    }

    public void setBucket(String bucket) {
        this.bucket = bucket;
    }

    public String getEndPoint() {
        return endPoint;
    }

    public void setEndPoint(String endPoint) {
        this.endPoint = endPoint;
    }

    @Override
    public String toString() {
        return "AliyunAuto{" +
                "appKey=‘" + appKey + ‘\‘‘ +
                ", appSecret=‘" + appSecret + ‘\‘‘ +
                ", bucket=‘" + bucket + ‘\‘‘ +
                ", endPoint=‘" + endPoint + ‘\‘‘ +
                ‘}‘;
    }
}