com.qcloud.cos.demo.ci.QRCodeDemo Maven / Gradle / Ivy
package com.qcloud.cos.demo.ci;
import com.qcloud.cos.COSClient;
import com.qcloud.cos.exception.CosClientException;
import com.qcloud.cos.exception.CosServiceException;
import com.qcloud.cos.model.COSObject;
import com.qcloud.cos.model.COSObjectInputStream;
import com.qcloud.cos.model.CompleteMultipartUploadRequest;
import com.qcloud.cos.model.CompleteMultipartUploadResult;
import com.qcloud.cos.model.GetObjectRequest;
import com.qcloud.cos.model.InitiateMultipartUploadRequest;
import com.qcloud.cos.model.InitiateMultipartUploadResult;
import com.qcloud.cos.model.PartETag;
import com.qcloud.cos.model.PutObjectRequest;
import com.qcloud.cos.model.PutObjectResult;
import com.qcloud.cos.model.UploadPartRequest;
import com.qcloud.cos.model.UploadPartResult;
import com.qcloud.cos.model.UploadResult;
import com.qcloud.cos.model.ciModel.image.GenerateQrcodeRequest;
import com.qcloud.cos.model.ciModel.persistence.CIObject;
import com.qcloud.cos.model.ciModel.persistence.CIUploadResult;
import com.qcloud.cos.model.ciModel.persistence.PicOperations;
import com.qcloud.cos.transfer.TransferManager;
import com.qcloud.cos.transfer.Upload;
import com.qcloud.cos.utils.IOUtils;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
public class QRCodeDemo {
/**
* 二维码生成 https://cloud.tencent.com/document/product/460/53491
*/
public static void generateQrcode(COSClient cosClient) {
//1.创建二维码生成请求对象
GenerateQrcodeRequest request = new GenerateQrcodeRequest();
//2.添加请求参数 参数详情请见api接口文档
request.setBucketName("examplebucket-1250000000");
request.setQrcodeContent("数据万象");
request.setWidth("400");
request.setMode("0");
String imageBase64 = cosClient.generateQrcode(request);
System.out.println(imageBase64);
}
/**
* 下载时二维码识别 https://cloud.tencent.com/document/product/460/37513
*/
public static void identifyQrCodeWithGetObject(COSClient cosClient) throws IOException {
//图片所在bucket名称
String bucketName = "examplebucket-1250000000";
//图片在bucket中的相对位置，比如根目录下file文件夹中的demo.png路径为file/demo.png
String key = "数据万象.png";
GetObjectRequest request = new GetObjectRequest(bucketName, key);
request.putCustomQueryParameter("ci-process", "QRcode");
request.putCustomQueryParameter("cover", "0");
COSObject object = cosClient.getObject(request);
COSObjectInputStream content = object.getObjectContent();
String response = IOUtils.toString(content);
System.out.println(response);
}
public static void identifyQrCode(COSClient cosClient) {
// bucket名需包含appid
// api 请参考 https://cloud.tencent.com/document/product/436/54070
String bucketName = "examplebucket-1250000000";
String key = "qrcode.png";
File localFile = new File("E://qrcode.png");
PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
PicOperations picOperations = new PicOperations();
picOperations.setIsPicInfo(1);
List ruleList = new LinkedList<>();
PicOperations.Rule rule1 = new PicOperations.Rule();
rule1.setBucket(bucketName);
rule1.setFileId("qrcode-1.png");
rule1.setRule("QRcode/cover/1");
ruleList.add(rule1);
picOperations.setRules(ruleList);
putObjectRequest.setPicOperations(picOperations);
try {
PutObjectResult putObjectResult = cosClient.putObject(putObjectRequest);
CIUploadResult ciUploadResult = putObjectResult.getCiUploadResult();
System.out.println(putObjectResult.getRequestId());
System.out.println(ciUploadResult.getOriginalInfo().getEtag());
for (CIObject ciObject : ciUploadResult.getProcessResults().getObjectList()) {
System.out.println(ciObject.getLocation());
}
} catch (CosServiceException e) {
e.printStackTrace();
} catch (CosClientException e) {
e.printStackTrace();
}
}
public static void identifyQrCodeWithMultipart(COSClient cosClient) throws FileNotFoundException {
// bucket名需包含appid
// api 请参考 https://cloud.tencent.com/document/product/436/54070
String bucketName = "examplebucket-1250000000";
String key = "qrcode.png";
File localFile = new File("E://qrcode.png");
InitiateMultipartUploadRequest request = new InitiateMultipartUploadRequest(bucketName, key);
InitiateMultipartUploadResult initResult = cosClient.initiateMultipartUpload(request);
String uploadId = initResult.getUploadId();
// 上传分块
List partETags = new LinkedList<>();
UploadPartRequest uploadPartRequest = new UploadPartRequest();
uploadPartRequest.setBucketName(bucketName);
uploadPartRequest.setKey(key);
uploadPartRequest.setUploadId(uploadId);
// 设置分块的数据来源输入流
uploadPartRequest.setInputStream(new FileInputStream(localFile));
// 设置分块的长度
uploadPartRequest.setPartSize(localFile.length()); // 设置数据长度
uploadPartRequest.setPartNumber(1); // 假设要上传的part编号是10
UploadPartResult uploadPartResult = cosClient.uploadPart(uploadPartRequest);
PartETag partETag = uploadPartResult.getPartETag();
partETags.add(partETag);
// 带上图像处理参数执行合并分块
PicOperations picOperations = new PicOperations();
picOperations.setIsPicInfo(1);
List ruleList = new LinkedList<>();
PicOperations.Rule rule1 = new PicOperations.Rule();
rule1.setBucket(bucketName);
rule1.setFileId("qrcode-1.png");
rule1.setRule("QRcode/cover/1");
ruleList.add(rule1);
picOperations.setRules(ruleList);
CompleteMultipartUploadRequest completeMultipartUploadRequest =
new CompleteMultipartUploadRequest(bucketName, key, uploadId, partETags);
completeMultipartUploadRequest.setPicOperations(picOperations);
CompleteMultipartUploadResult completeMultipartUploadResult =
cosClient.completeMultipartUpload(completeMultipartUploadRequest);
// 获取图片处理的结果
CIUploadResult ciUploadResult = completeMultipartUploadResult.getCiUploadResult();
System.out.println(completeMultipartUploadResult.getRequestId());
System.out.println(ciUploadResult.getOriginalInfo().getEtag());
for (CIObject ciObject : ciUploadResult.getProcessResults().getObjectList()) {
System.out.println(ciObject.getLocation());
}
}
public static void identifyQrCodeWithTransferManager(TransferManager transferManager) throws InterruptedException {
// bucket名需包含appid
// api 请参考 https://cloud.tencent.com/document/product/436/54070
String bucketName = "examplebucket-1250000000";
String key = "qrcode.png";
File localFile = new File("E://qrcode.png");
PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, key, localFile);
PicOperations picOperations = new PicOperations();
picOperations.setIsPicInfo(1);
List ruleList = new LinkedList<>();
PicOperations.Rule rule1 = new PicOperations.Rule();
rule1.setBucket(bucketName);
rule1.setFileId("qrcode-1.png");
rule1.setRule("QRcode/cover/1");
ruleList.add(rule1);
picOperations.setRules(ruleList);
putObjectRequest.setPicOperations(picOperations);
Upload upload = transferManager.upload(putObjectRequest);
UploadResult uploadResult = upload.waitForUploadResult();
CIUploadResult ciUploadResult = uploadResult.getCiUploadResult();
System.out.println(uploadResult.getRequestId());
System.out.println(ciUploadResult.getOriginalInfo().getEtag());
for (CIObject ciObject : ciUploadResult.getProcessResults().getObjectList()) {
System.out.println(ciObject.getLocation());
}
}
public static void main(String[] args) throws Exception {
COSClient cosClient = ClientUtils.getTestClient();
// 小于5GB文件用简单上传
cosClient.shutdown();
}
}