com.qcloud.cos.demo.AppendObjectDemo Maven / Gradle / Ivy
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A single bundled dependency that includes all service and dependent JARs with third-party libraries
relocated to different namespaces.
package com.qcloud.cos.demo;
import com.qcloud.cos.COSClient;
import com.qcloud.cos.ClientConfig;
import com.qcloud.cos.auth.BasicCOSCredentials;
import com.qcloud.cos.auth.COSCredentials;
import com.qcloud.cos.exception.CosClientException;
import com.qcloud.cos.exception.CosServiceException;
import com.qcloud.cos.model.*;
import com.qcloud.cos.region.Region;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.InputStream;
public class AppendObjectDemo {
public static void AppendObjectFromLocal() {
// 1 初始化用户身份信息(secretId, secretKey)
COSCredentials cred = new BasicCOSCredentials("AKIDXXXXXXXX", "1A2Z3YYYYYYYYYY");
// 2 设置bucket的区域, COS地域的简称请参照 https://www.qcloud.com/document/product/436/6224
ClientConfig clientConfig = new ClientConfig(new Region("ap-guangzhou"));
// 3 生成cos客户端
COSClient cosclient = new COSClient(cred, clientConfig);
// bucket名需包含appid
String bucketName = "mybucket-1251668577";
String key = "aaa/bbb.txt";
try {
File localFile = new File("1M.txt");
AppendObjectRequest appendObjectRequest = new AppendObjectRequest(bucketName, key, localFile);
appendObjectRequest.setPosition(0L);
AppendObjectResult appendObjectResult = cosclient.appendObject(appendObjectRequest);
long nextAppendPosition = appendObjectResult.getNextAppendPosition();
System.out.println(nextAppendPosition);
localFile = new File("2M.txt");
appendObjectRequest = new AppendObjectRequest(bucketName, key, localFile);
appendObjectRequest.setPosition(nextAppendPosition);
appendObjectResult = cosclient.appendObject(appendObjectRequest);
nextAppendPosition = appendObjectResult.getNextAppendPosition();
System.out.println(nextAppendPosition);
} catch (CosServiceException e) {
e.printStackTrace();
} catch (CosClientException e) {
e.printStackTrace();
}
// 关闭客户端
cosclient.shutdown();
}
public static void main(String[] args) {
AppendObjectFromLocal();
}
}
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