当前位置: 首页 > news >正文

国内有wix做的好的网站推广运营是什么工作

国内有wix做的好的网站,推广运营是什么工作,做网站需准备些什么问题,前端个人介绍网站模板下载官方文档 https://help.aliyun.com/zh/oss/developer-reference/java 准备工作 windows安装好JDK,这里使用JDK1.8为例 windows安装好IDEA,这里使用IDEA2022 登录阿里云控制台,通过免费试用OSS或开通OSS 步骤 配置访问凭证 有临时和长期…

官方文档

https://help.aliyun.com/zh/oss/developer-reference/java

准备工作

  • windows安装好JDK,这里使用JDK1.8为例

  • windows安装好IDEA,这里使用IDEA2022

  • 登录阿里云控制台,通过免费试用OSS或开通OSS

步骤

配置访问凭证

有临时和长期访问凭证,简单起见,这里使用长期访问凭证。

配置RAM用户的访问密钥

1.创建RAM用户

登录阿里云,搜索访问控制,进入RAM 访问控制
在这里插入图片描述

在RAM 访问控制中,创建RAM用户
在这里插入图片描述
填写用户信息,勾选相关访问方式,点击确定
在这里插入图片描述
安全验证,根据提示进行其中一个验证。
在这里插入图片描述
得到RAM用户的相关信息,例如登录名称、登录密码、AccessKey ID和Access Secret
在这里插入图片描述

点击用户,找到刚创建的RAM用户一行,点击添加权限

在这里插入图片描述
添加AliyunOSSFullAccess权限
在这里插入图片描述

2.配置RAM用户的访问密钥。

有两种方式配置RAM用户的访问密钥

  • 设置环境变量
  • 代码嵌入
    把AccessKey ID和Access Secret设置在环境变量里比直接代码嵌入的方式更加安全些,两种方式选择其中之一即可。
设置环境变量

打开cmd命令行。

执行以下命令配置RAM用户的访问密钥。

set OSS_ACCESS_KEY_ID=LTAI4GDty8ab9W4Y1D****
set OSS_ACCESS_KEY_SECRET=IrVTNZNy5yQelTETg0cZML3TQn**** 

注意: OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET修改为对应AccessKey ID和Access Secret的值。
在这里插入图片描述

执行以下命令以使更改生效。

setx OSS_ACCESS_KEY_ID "%OSS_ACCESS_KEY_ID%"
setx OSS_ACCESS_KEY_SECRET "%OSS_ACCESS_KEY_SECRET%"

这个过程其实是往用户的环境变量里设置相应的值(用图形界面设置也一样)
在这里插入图片描述

执行以下命令验证环境变量配置。

echo %OSS_ACCESS_KEY_ID%
echo %OSS_ACCESS_KEY_SECRET%

成功返回示例如下:

LTAI4GDty8ab9W4Y1D****
IrVTNZNy5yQelTETg0cZML3TQn**** 

从环境变量中获取RAM用户的访问密钥。

// 使用环境变量中获取的RAM用户的访问密钥配置访问凭证。
EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();

注意:设置环境变量后,如果之前已经打开IDEA,后面使用代码去获取环境变量时,需要重启IDEA,才能获取到新的环境变量设置。否则获取到的环境变量为null

代码嵌入
// RAM用户的访问密钥(AccessKey ID和AccessKey Secret)。
String accessKeyId = "yourAccessKeyId";
String accessKeySecret = "yourAccessKeySecret";
// 使用代码嵌入的RAM用户的访问密钥配置访问凭证。
CredentialsProvider credentialsProvider = new DefaultCredentialProvider(accessKeyId, accessKeySecret);

代码开发

1. 创建maven工程

打开IDEA->点击File->New Project
在这里插入图片描述

2. 添加sdk依赖
    <dependencies><dependency><groupId>com.aliyun.oss</groupId><artifactId>aliyun-sdk-oss</artifactId><version>3.15.1</version></dependency></dependencies>

刷新依赖

3. 功能代码开发

使用SDK API实现创建Bucket、列举Bucket文件、上传文件、下载文件、删除文件。代码参考官方帮助文档。
代码结构如下:
在这里插入图片描述

创建Bucket
package org.example;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;public class CreateBucketDemo {public static void main(String[] args) throws Exception {// Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。String endpoint = "https://oss-cn-shenzhen.aliyuncs.com";// 从环境变量中获取访问凭证。运行本代码示例之前,请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();// 填写Bucket名称,例如examplebucket。String bucketName = "examplebucket-test-test900";// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);try {// 创建存储空间。ossClient.createBucket(bucketName);} catch (OSSException oe) {System.out.println("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");System.out.println("Error Message:" + oe.getErrorMessage());System.out.println("Error Code:" + oe.getErrorCode());System.out.println("Request ID:" + oe.getRequestId());System.out.println("Host ID:" + oe.getHostId());} catch (ClientException ce) {System.out.println("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");System.out.println("Error Message:" + ce.getMessage());} finally {if (ossClient != null) {ossClient.shutdown();}}}
}

*注意:修改endpointbucketName bucketName 不能有重复。

运行后,在阿里云控制台查看到bucket创建成功如下
在这里插入图片描述
可以手动上传一些文件到bucket里,点击Bucket名称
在这里插入图片描述
进入bucket文件列表页面,通过上传文件创建目录等方式让Bucket里得到一些目录和文件。
在这里插入图片描述

列举Bucket文件
package org.example;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.common.auth.CredentialsProvider;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.DefaultCredentialProvider;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
import com.aliyun.oss.model.OSSObjectSummary;
import com.aliyun.oss.model.ObjectListing;public class ListFileDemo {public static void main(String[] args) throws Exception {// Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。String endpoint = "https://oss-cn-shenzhen.aliyuncs.com";// 嵌入代码// RAM用户的访问密钥(AccessKey ID和AccessKey Secret)。注意修改xxx的值String accessKeyId = "xxx";String accessKeySecret = "xxx";// 使用代码嵌入的RAM用户的访问密钥配置访问凭证。CredentialsProvider credentialsProvider = new DefaultCredentialProvider(accessKeyId, accessKeySecret);// 从环境变量中获取访问凭证。运行本代码示例之前,请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。
//        EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();// 填写Bucket名称,例如examplebucket。String bucketName = "examplebucket-test-test900";// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);try {// ossClient.listObjects返回ObjectListing实例,包含此次listObject请求的返回结果。ObjectListing objectListing = ossClient.listObjects(bucketName);// objectListing.getObjectSummaries获取所有文件的描述信息。for (OSSObjectSummary objectSummary : objectListing.getObjectSummaries()) {System.out.println(" - " + objectSummary.getKey() + "  " +"(size = " + objectSummary.getSize() + ")");}} catch (OSSException oe) {System.out.println("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");System.out.println("Error Message:" + oe.getErrorMessage());System.out.println("Error Code:" + oe.getErrorCode());System.out.println("Request ID:" + oe.getRequestId());System.out.println("Host ID:" + oe.getHostId());} catch (ClientException ce) {System.out.println("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");System.out.println("Error Message:" + ce.getMessage());} finally {if (ossClient != null) {ossClient.shutdown();}}}
}

使用代码嵌入的方式得到RAM用户的访问密钥。
注意修改accessKeyIdaccessKeySecret的值。
运行代码能看到一些文件
在这里插入图片描述

上传文件
package org.example;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
import java.io.ByteArrayInputStream;public class UploadFileDemo {public static void main(String[] args) throws Exception {// Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。String endpoint = "https://oss-cn-shenzhen.aliyuncs.com";// 从环境变量中获取访问凭证。运行本代码示例之前,请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();// 填写Bucket名称,例如examplebucket。String bucketName = "examplebucket-test-test900";// 填写Object完整路径,例如exampledir/exampleobject.txt。Object完整路径中不能包含Bucket名称。String objectName = "file/uploadobject1.txt";// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);try {String content = "Hello OSS";ossClient.putObject(bucketName, objectName, new ByteArrayInputStream(content.getBytes()));} catch (OSSException oe) {System.out.println("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");System.out.println("Error Message:" + oe.getErrorMessage());System.out.println("Error Code:" + oe.getErrorCode());System.out.println("Request ID:" + oe.getRequestId());System.out.println("Host ID:" + oe.getHostId());} catch (ClientException ce) {System.out.println("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");System.out.println("Error Message:" + ce.getMessage());} finally {if (ossClient != null) {ossClient.shutdown();}}}
}

运行后,查看阿里云控制台,多了一个uploadobject1.txt文件,
在这里插入图片描述
可以验证uploadobject1.txt的内容为

Hello OSS
下载文件
package org.example;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
import com.aliyun.oss.model.OSSObject;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;public class DownloadFileDemo {public static void main(String[] args) throws Exception {// Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。String endpoint = "https://oss-cn-shenzhen.aliyuncs.com";// 从环境变量中获取访问凭证。运行本代码示例之前,请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();// 填写Bucket名称,例如examplebucket。String bucketName = "examplebucket-test-test900";// 填写Object完整路径,例如exampledir/exampleobject.txt。Object完整路径中不能包含Bucket名称。String objectName = "file/emp.sql";// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);try {// 调用ossClient.getObject返回一个OSSObject实例,该实例包含文件内容及文件元信息。OSSObject ossObject = ossClient.getObject(bucketName, objectName);// 调用ossObject.getObjectContent获取文件输入流,可读取此输入流获取其内容。InputStream content = ossObject.getObjectContent();if (content != null) {BufferedReader reader = new BufferedReader(new InputStreamReader(content));while (true) {String line = reader.readLine();if (line == null) {break;}System.out.println("\n" + line);//这里简单打印每行内容}// 数据读取完成后,获取的流必须关闭,否则会造成连接泄漏,导致请求无连接可用,程序无法正常工作。content.close();}} catch (OSSException oe) {System.out.println("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");System.out.println("Error Message:" + oe.getErrorMessage());System.out.println("Error Code:" + oe.getErrorCode());System.out.println("Request ID:" + oe.getRequestId());System.out.println("Host ID:" + oe.getHostId());} catch (ClientException ce) {System.out.println("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");System.out.println("Error Message:" + ce.getMessage());} finally {if (ossClient != null) {ossClient.shutdown();}}}
}

运行程序,看到emp.sql的内容
在这里插入图片描述

删除文件
package org.example;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;public class DeleteFileDemo {public static void main(String[] args) throws Exception {// Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。String endpoint = "https://oss-cn-shenzhen.aliyuncs.com";// 从环境变量中获取访问凭证。运行本代码示例之前,请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();// 填写Bucket名称,例如examplebucket。String bucketName = "examplebucket-test-test900";// 填写Object完整路径,例如exampledir/exampleobject.txt。Object完整路径中不能包含Bucket名称。String objectName = "file/uploadobject1.txt";// 创建OSSClient实例。OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider);try {// 删除文件。ossClient.deleteObject(bucketName, objectName);} catch (OSSException oe) {System.out.println("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");System.out.println("Error Message:" + oe.getErrorMessage());System.out.println("Error Code:" + oe.getErrorCode());System.out.println("Request ID:" + oe.getRequestId());System.out.println("Host ID:" + oe.getHostId());} catch (ClientException ce) {System.out.println("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");System.out.println("Error Message:" + ce.getMessage());} finally {if (ossClient != null) {ossClient.shutdown();}}}
}

运行程序后,刷新Bucket列表,看到file/uploadobject1.txt被删除了。
在这里插入图片描述
代码总结:
在使用OSS SDK时,需要先创建OSSClient实例ossClient,然后调用对应API方法。例如:

  • 创建Bucket: ossClient.createBucket(bucketName)
  • 列举Bucket文件: ossClient.listObjects(bucketName)
  • 上传文件:ossClient.putObject(bucketName, objectName, new ByteArrayInputStream(content.getBytes()))
  • 下载文件:ossClient.getObject(bucketName, objectName).getObjectContent()
  • 删除文件:ossClient.deleteObject(bucketName, objectName)

完成!enjoy it!

http://www.zhongyajixie.com/news/20075.html

相关文章:

  • 网络营销网站建设与策划分析优化设计的答案
  • 推广营销计划长沙seo优化推广
  • 网站建设小图标爱站网官网查询域名
  • 哪些网站做的比较炫广州百度seo
  • 政府电子政务与网站建设总结免费招聘信息发布平台
  • 哪个网站可以免费学编程建网络平台要多少费用
  • 网站建设 seo优化太原网站制作推广
  • 怎么做网站优化 s宁波seo搜索优化费用
  • 营销与策划seo营销
  • 厦门 外贸商城网站百度seo点击器
  • 假网站怎么做呢百度网首页官网
  • 网站建设需要什么岗位的人做排名优化
  • 做网站的证书seo自学网app
  • 酒水食品做的好网站天津seo排名收费
  • 景安vps如何搭建wordpress网站排名优化软件有哪些
  • yasee119最新域名是什么seo优化内容
  • 网站诊断书怎么做郑州百度推广公司地址
  • 网站建设测试报告模板seo分析是什么意思
  • 网站付费模板推广普通话标语
  • 网站模板怎么做网络维护培训班
  • 记事本做网站格式互联网营销策划方案
  • 房屋经纪人网站端口怎么做优化营商环境建议
  • 网络营销推广师国家优化防控措施
  • 快照首页排名优化服务seo的中文意思是什么
  • 怎么建设一个网站赚钱seo优化软件大全
  • 标识标牌网站怎么做seo网站建设
  • 做php网站前端百度首页登录入口
  • WordPress社工库seo网站是什么意思
  • 网页制作免费网站建设seo快速排名软件平台
  • 网站建设需招聘什么专业人百度问问