com.wechat.pay.java.service.marketingbankpackages.MarketingBankPackagesServiceExtension Maven / Gradle / Ivy
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A Java SDK for WeChat Pay APIv3
package com.wechat.pay.java.service.marketingbankpackages;
import static com.wechat.pay.java.core.http.UrlEncoder.urlEncode;
import static com.wechat.pay.java.core.util.GsonUtil.toJson;
import static java.util.Objects.requireNonNull;
import com.wechat.pay.java.core.Config;
import com.wechat.pay.java.core.cipher.PrivacyEncryptor;
import com.wechat.pay.java.core.exception.HttpException;
import com.wechat.pay.java.core.exception.MalformedMessageException;
import com.wechat.pay.java.core.exception.ServiceException;
import com.wechat.pay.java.core.exception.ValidationException;
import com.wechat.pay.java.core.http.Constant;
import com.wechat.pay.java.core.http.DefaultHttpClientBuilder;
import com.wechat.pay.java.core.http.FileRequestBody;
import com.wechat.pay.java.core.http.HostName;
import com.wechat.pay.java.core.http.HttpClient;
import com.wechat.pay.java.core.http.HttpMethod;
import com.wechat.pay.java.core.http.HttpRequest;
import com.wechat.pay.java.core.http.MediaType;
import com.wechat.pay.java.core.util.ShaUtil;
import com.wechat.pay.java.service.marketingbankpackages.model.FileMeta;
import com.wechat.pay.java.service.marketingbankpackages.model.ListTaskRequest;
import com.wechat.pay.java.service.marketingbankpackages.model.ListTaskResponse;
import com.wechat.pay.java.service.marketingbankpackages.model.Task;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
/** MarketingBankPackagesServiceExtension服务 */
public class MarketingBankPackagesServiceExtension {
private final MarketingBankPackagesService packagesService;
private final HttpClient httpClient;
private final PrivacyEncryptor encryptor;
private MarketingBankPackagesServiceExtension(
HttpClient httpClient, HostName hostName, PrivacyEncryptor encryptor) {
MarketingBankPackagesService.Builder builder = new MarketingBankPackagesService.Builder();
builder.httpClient(httpClient);
if (hostName != null) {
builder.hostName(hostName);
}
this.encryptor = requireNonNull(encryptor);
this.httpClient = requireNonNull(httpClient);
this.packagesService = builder.build();
}
/** MarketingBankPackagesServiceExtension构造器 */
public static class Builder {
private HostName hostName;
private HttpClient httpClient;
private PrivacyEncryptor encryptor;
public Builder config(Config config) {
this.httpClient = new DefaultHttpClientBuilder().config(config).build();
this.encryptor = config.createEncryptor();
return this;
}
public Builder httpClient(HttpClient httpClient) {
this.httpClient = httpClient;
return this;
}
public Builder hostName(HostName hostName) {
this.hostName = hostName;
return this;
}
public Builder encryptor(PrivacyEncryptor encryptor) {
this.encryptor = encryptor;
return this;
}
public MarketingBankPackagesServiceExtension build() {
return new MarketingBankPackagesServiceExtension(httpClient, hostName, encryptor);
}
}
/**
* 查询上传任务列表
*
* @param request 请求参数
* @return ListTaskResponse
* @throws HttpException 发送HTTP请求失败。例如构建请求参数失败、发送请求失败、I/O错误等。包含请求信息。
* @throws ValidationException 发送HTTP请求成功，验证微信支付返回签名失败。
* @throws ServiceException 发送HTTP请求成功，服务返回异常。例如返回状态码小于200或大于等于300。
* @throws MalformedMessageException 服务返回成功，content-type不为application/json、解析返回体失败。
*/
public ListTaskResponse listTask(ListTaskRequest request) {
return packagesService.listTask(request);
}
/**
* 导入定向用户协议号(创建上传任务)
*
* @param packageId 号码包id
* @param bankType 银行类型
* @param filePath 待上传的文件的绝对路径。文件行数建议不超过5500行，如果原始文件过大，商户需先切割为若干小文件再逐个上传
* @return Task
* @throws HttpException 发送HTTP请求失败。例如构建请求参数失败、发送请求失败、I/O错误等。包含请求信息。
* @throws ValidationException 发送HTTP请求成功，验证微信支付返回签名失败。
* @throws ServiceException 发送HTTP请求成功，服务返回异常。例如返回状态码小于200或大于等于300。
* @throws MalformedMessageException 服务返回成功，content-type不为application/json、解析返回体失败。
*/
public Task uploadPackageByFile(String packageId, String bankType, String filePath)
throws IllegalArgumentException {
File file = new File(filePath);
ArrayList fileContentList = new ArrayList<>();
try {
// 读取文件
BufferedReader reader;
reader = new BufferedReader(new FileReader(file));
String line = reader.readLine();
while (line != null) {
fileContentList.add(line);
line = reader.readLine();
}
reader.close();
} catch (IOException e) {
throw new IllegalArgumentException("Upload file, failed to open filePath:" + filePath);
}
return uploadPackage(packageId, bankType, file.getName(), fileContentList);
}
/**
* 导入定向用户协议号(创建上传任务)
*
* @param packageId 号码包id
* @param bankType 银行类型
* @param fileName 文件名，非文件路径
* @param fileContentList 文件内容，数组中每个元素代表一条用户协议号明文。每个文件行数建议不超过5500行
* @return Task
* @throws HttpException 发送HTTP请求失败。例如构建请求参数失败、发送请求失败、I/O错误等。包含请求信息。
* @throws ValidationException 发送HTTP请求成功，验证微信支付返回签名失败。
* @throws ServiceException 发送HTTP请求成功，服务返回异常。例如返回状态码小于200或大于等于300。
* @throws MalformedMessageException 服务返回成功，content-type不为application/json、解析返回体失败。
*/
public Task uploadPackage(
String packageId, String bankType, String fileName, ArrayList fileContentList) {
if (fileContentList.size() > 5500) {
throw new IllegalArgumentException(
"Number of lines should not bigger than 5500. fileContentList.size: "
+ String.valueOf(fileContentList.size()));
}
// 1、拼接url
String uploadPath =
"https://api.mch.weixin.qq.com/v3/marketing/bank/packages/"
+ urlEncode(packageId)
+ "/tasks";
// 2、逐行加密文件内容
StringBuilder sb = new StringBuilder();
for (String each : fileContentList) {
sb.append(encryptor.encrypt(each)).append("\n");
}
String encryptedFileContent = sb.toString();
// 3、计算sha256文件摘要
byte[] fileBytes = encryptedFileContent.getBytes();
String fileSha256 = ShaUtil.getSha256HexString(fileBytes);
// 4、组装meta
FileMeta fileMeta = new FileMeta();
fileMeta.setFilename(fileName);
fileMeta.setSha256(fileSha256);
fileMeta.setBankType(bankType);
// 5、执行上传
return uploadFile(uploadPath, toJson(fileMeta), fileName, fileBytes);
}
private Task uploadFile(String uploadPath, String meta, String fileName, byte[] fileBytes) {
HttpRequest request =
new HttpRequest.Builder()
.addHeader(Constant.ACCEPT, " */*")
.addHeader(Constant.WECHAT_PAY_SERIAL, encryptor.getWechatpaySerial())
.addHeader(Constant.CONTENT_TYPE, MediaType.MULTIPART_FORM_DATA.getValue())
.httpMethod(HttpMethod.POST)
.url(uploadPath)
.body(
new FileRequestBody.Builder().meta(meta).fileName(fileName).file(fileBytes).build())
.build();
return httpClient.execute(request, Task.class).getServiceResponse();
}
}