默认获取URL是 HTTP,我们的需求是需要获取HTTPS地址,当然你可以使用字符串替换操作,将 http 替换成 https,但这并不是最有解决方案。
URL url = ossClient.generatePresignedUrl(bucketName, objectName, expiration);
最优解决方案是:
ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();clientBuilderConfiguration.setProtocol(Protocol.HTTPS);OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret, securityToken, clientBuilderConfiguration);Date expiration = new Date(new Date().getTime() + 3600 * 1000);URL url = ossClient.generatePresignedUrl(bucketName, objectName, expiration);
还有一个问题,没有得到最优解,就是返回的域名默认是 bucketName + "." + endpoint。我们希望使用自己的域名和自己的SSL证书。暂时使用字符串替换解决。
System.out.println(url.toString().replace(bucketName + "." + endpoint, "oss.netkiller.cn"));
下面是完整代码:
package cn.netkiller.aliyun;import java.net.URL;import java.util.Date;import com.aliyun.oss.ClientBuilderConfiguration;import com.aliyun.oss.OSS;import com.aliyun.oss.OSSClientBuilder;import com.aliyun.oss.common.comm.Protocol;public class App {public static void main(String[] args) {System.out.println("Hello World!");// yourEndpoint填写Bucket所在地域对应的Endpoint。以华东1(杭州)为例,Endpoint填写为https://oss-cn-hangzhou.aliyuncs.com。String endpoint = "oss-cn-shanghai.aliyuncs.com";// 从STS服务获取的临时访问密钥(AccessKey ID和AccessKey Secret)。String accessKeyId = "DYmJeLTAI5tm1ZaCEB9nUxAP";String accessKeySecret = "QkXusBiLMoMIsW3JJhG0D5NOFBEh5a";// 从STS服务获取的安全令牌(SecurityToken)。String securityToken = "yourSecurityToken";// 填写Bucket名称,例如examplebucket。String bucketName = "production";// 填写Object完整路径,例如exampleobject.txt。Object完整路径中不能包含Bucket名称。String objectName = "exampleobject.txt";ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();clientBuilderConfiguration.setProtocol(Protocol.HTTPS);// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret, securityToken, clientBuilderConfiguration);// 设置签名URL过期时间为3600秒(1小时)。Date expiration = new Date(new Date().getTime() + 3600 * 1000);// 生成以GET方法访问的签名URL,访客可以直接通过浏览器访问相关内容。URL url = ossClient.generatePresignedUrl(bucketName, objectName, expiration);System.out.println(url.toString().replace(bucketName + "." + endpoint, "oss.netkiller.cn"));// 关闭OSSClient。ossClient.shutdown();}}
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