feat：增加利盟服务接口调用工具类
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@@ -63,7 +63,7 @@ public class TemplateUtils {
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* @param saveDir 图片的保存路径，如果为空，那么不进行图片的保存
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* @return 图片字节数组
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*/
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public byte[] generateReceiptImage(JSONObject data, String template, int width, int height, String saveDir) {
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public byte[] generateReceiptImage(JSONObject data, String template, int width, int height, StringBuilder saveDir) {
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try {
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// 获取模板上下文
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Context context = this.getContext(data);
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@@ -90,11 +90,12 @@ public class TemplateUtils {
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BufferedImage image = this.generate(html, width, height);
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// 保存图片
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if (saveDir != null && !"".equals(saveDir)) {
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String outputPath = saveDir + "\\genera_image_" + System.currentTimeMillis() + ".png";
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if (saveDir != null && !"".equals(saveDir.toString())) {
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String outputPath = saveDir.toString() + "\\genera_image_" + System.currentTimeMillis() + ".png";
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ImageIO.write(image, "PNG", new File(outputPath));
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saveDir.reverse();
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saveDir.append(outputPath);
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}
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ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream();
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ImageIO.write(image, "PNG", byteOutputStream);
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return byteOutputStream.toByteArray();
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@@ -134,19 +135,21 @@ public class TemplateUtils {
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private Context getContext(JSONObject data) {
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// 创建Thymeleaf上下文
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Context context = new Context();
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Set<String> keys = data.keySet();
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for (String key : keys) {
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// 判单是否有图片生成，统一后面采用的是_2base64Type
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String[] split = key.split("_");
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if (split.length > 1 && split[1].equals("2base64Type")) {
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int width = split.length > 2 ? Integer.parseInt(split[2]) : 100;
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int height = split.length > 3 ? Integer.parseInt(split[3]) : 100;
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// 如果是图片类型,需要进行base64转换
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String base64 = this.generateQRCode(String.valueOf(data.get(key)), width, height);
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context.setVariable(split[0], "data:image/jpeg;base64," + base64);
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} else {
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// 普通字段直接设置
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context.setVariable(key, data.get(key));
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if ( data != null) {
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Set<String> keys = data.keySet();
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for (String key : keys) {
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// 判单是否有图片生成，统一后面采用的是_2base64Type
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String[] split = key.split("_");
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if (split.length > 1 && split[1].equals("2base64Type")) {
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int width = split.length > 2 ? Integer.parseInt(split[2]) : 100;
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int height = split.length > 3 ? Integer.parseInt(split[3]) : 100;
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// 如果是图片类型,需要进行base64转换
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String base64 = this.generateQRCode(String.valueOf(data.get(key)), width, height);
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context.setVariable(split[0], "data:image/jpeg;base64," + base64);
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} else {
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// 普通字段直接设置
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context.setVariable(key, data.get(key));
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}
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}
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}
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80
src/main/java/com/dpkj/common/utils/ThirdService.java
Normal file
80
src/main/java/com/dpkj/common/utils/ThirdService.java
Normal file
@@ -0,0 +1,80 @@
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package com.dpkj.common.utils;
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import com.dpkj.common.dto.LexMarkDTO;
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import com.dpkj.common.dto.LexMarkResultDTO;
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import com.dpkj.common.exception.RRException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Component;
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import java.io.BufferedReader;
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import java.io.DataOutputStream;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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/**
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* 第三方服务，主要是调用打印机等
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*
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* @author <a href="https://gitee.com/shi-chongli">石头人</a>
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* @version 1.0
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* @since 2025-02-08 10:45:01
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*/
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@Slf4j
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@Component
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public class ThirdService {
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@Value("${app.custom.lexMarkServiceIp}")
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private String lexMarkServiceIp;
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@Value("${app.custom.lexMarkServicePort}")
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private String lexMarkServicePort;
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/**
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* 利盟台式机-立体机 接口请求
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* @param lexMarkDTO 请求DTO
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* @return result
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*/
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public LexMarkResultDTO callDevice(LexMarkDTO lexMarkDTO) {
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try {
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URL url = new URL(lexMarkServiceIp + ":" + lexMarkServicePort + "/CallDevice");
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("POST");
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connection.setDoOutput(true);
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connection.setRequestProperty("Content - Type", "application/json");
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// 将LexMarkDTO对象转换为JSON字符串
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ObjectMapper objectMapper = new ObjectMapper();
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String jsonInputString = objectMapper.writeValueAsString(lexMarkDTO);
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try (DataOutputStream wr = new DataOutputStream(connection.getOutputStream())) {
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byte[] input = jsonInputString.getBytes(StandardCharsets.UTF_8);
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wr.write(input, 0, input.length);
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}
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int responseCode = connection.getResponseCode();
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if (responseCode!= HttpURLConnection.HTTP_OK) {
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log.error("利盟服务请求失败，响应码：{}，请求参数：{}", responseCode, lexMarkDTO);
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throw new RRException("利盟服务请求失败，响应码：" + responseCode);
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}
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BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String inputLine;
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StringBuilder response = new StringBuilder();
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while ((inputLine = in.readLine())!= null) {
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response.append(inputLine);
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}
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in.close();
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// 将响应JSON字符串转换为LexMarkResultDTO对象
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ObjectMapper resultMapper = new ObjectMapper();
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return resultMapper.readValue(response.toString(), LexMarkResultDTO.class);
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}catch (Exception e){
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log.error("利盟服务请求失败：{}", lexMarkDTO, e);
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throw new RRException("利盟服务请求失败");
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}
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}
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}
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