发票打印模版调整

mall-common/src/main/java/com/suisung/mall/common/pojo/dto/ProductSimpleInfo.java

@@ -0,0 +1,17 @@
+package com.suisung.mall.common.pojo.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class ProductSimpleInfo implements Serializable {
+    private String product_sn;
+    private String title;
+    private Integer num;
+    private String amount;
+}

mall-common/src/main/java/com/suisung/mall/common/utils/DateTimeUtils.java

@@ -0,0 +1,14 @@
+package com.suisung.mall.common.utils;
+
+import lombok.extern.slf4j.Slf4j;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+@Slf4j
+public class DateTimeUtils {
+
+    public static String formatDateTime(LocalDateTime localDateTime, String pattern) {
+        return localDateTime.format(DateTimeFormatter.ofPattern(pattern));
+    }
+}

mall-shop/src/main/java/com/suisung/mall/shop/store/controller/admin/ShopStorePrinterController.java

@@ -20,6 +20,12 @@ public class ShopStorePrinterController {
     @Autowired
     private ShopStorePrinterService shopStorePrinterService;
 
+    @ApiOperation(value = "测试打印模版消息", notes = "测试打印模版消息")
+    @RequestMapping(value = "/print/order", method = {RequestMethod.POST})
+    public CommonResult printOrder() {
+        return shopStorePrinterService.printOrderInfo();
+    }
+
     @ApiOperation(value = "门店打票机分页列表查询", notes = "门店打票机分页列表查询")
     @RequestMapping(value = "/page", method = {RequestMethod.GET})
     public CommonResult shopStorePrinterPageList(@RequestParam(name = "keyword", defaultValue = "") String keyword,
@@ -75,4 +81,10 @@ public class ShopStorePrinterController {
     public CommonResult deleteShopStorePrinter(@RequestParam(name = "printer_id" , required = true) Long printer_id) {
         return shopStorePrinterService.deleteShopStorePrinter(printer_id);
     }
+
+    @ApiOperation(value = "清空打票机打印队列", notes = "清空打票机打印队列")
+    @RequestMapping(value = "/clear/print/queue", method = {RequestMethod.POST})
+    public CommonResult clearShopPrinterQueue(@RequestParam(name = "printer_sn" , required = true) String printer_sn) {
+        return shopStorePrinterService.clearPrinterQueue(printer_sn);
+    }
 }

mall-shop/src/main/java/com/suisung/mall/shop/store/service/ShopStorePrinterService.java

@@ -42,4 +42,17 @@ public interface ShopStorePrinterService extends IBaseService<ShopStorePrinter>
      * @return
      */
     CommonResult deleteShopStorePrinter(Long printer_id);
+
+    /**
+     * 请空打印机打印队列
+     * @param printer_sn
+     * @return
+     */
+    CommonResult clearPrinterQueue(String printer_sn);
+
+    /**
+     * 测试打印订单
+     * @return
+     */
+    CommonResult printOrderInfo();
 }

mall-shop/src/main/java/com/suisung/mall/shop/store/service/impl/ShopStorePrinterServiceImpl.java

@@ -7,20 +7,27 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.suisung.mall.common.api.CommonResult;
 import com.suisung.mall.common.constant.ConstantError;
+import com.suisung.mall.common.domain.UserDto;
 import com.suisung.mall.common.modules.store.ShopStorePrinter;
+import com.suisung.mall.common.pojo.dto.ProductSimpleInfo;
+import com.suisung.mall.common.pojo.vo.ShopStorePrinterVO;
+import com.suisung.mall.common.utils.DateTimeUtils;
+import com.suisung.mall.common.utils.TimeUtil;
 import com.suisung.mall.core.web.service.impl.BaseServiceImpl;
 import com.suisung.mall.shop.store.mapper.ShopStorePrinterMapper;
 import com.suisung.mall.shop.store.service.ShopStorePrinterService;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.suisung.mall.common.modules.store.ShopStorePrinter;
-import com.suisung.mall.common.pojo.vo.ShopStorePrinterVO;
 import com.suisung.mall.shop.store.utis.FeieUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.Date;
+import java.util.List;
 import java.util.Map;
 
+import static com.suisung.mall.common.utils.ContextUtil.getCurrentUser;
+
 
 @Service
 public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinterMapper, ShopStorePrinter> implements ShopStorePrinterService {
@@ -35,33 +42,41 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
         Page<ShopStorePrinterVO> page = new Page<ShopStorePrinterVO>();
         page.setCurrent(pageNum);
         page.setSize(pageSize);
-        return shopStorePrinterMapper.shopStorePrinterPageList(page,keyword);
+        return shopStorePrinterMapper.shopStorePrinterPageList(page, keyword);
     }
 
     @Override
     public CommonResult addNewShopStorePrinter(ShopStorePrinter record) {
-        //TODO 判断有没有权限删除
 
-        record.setStore_id(1);
+        //判断有没有权限
-        record.setCreated_by(1);
+        UserDto user = getCurrentUser();
-        record.setUpdated_by(1);
+        if (!user.isStore()) {
+            return CommonResult.failed("没有门店权限!");
+        }
+
+        Integer userId = user.getId() == null ? 0 : user.getId();
+        record.setStore_id(Integer.parseInt(user.getStore_id()));
+        record.setCreated_by(userId);
+        record.setUpdated_by(userId);
+
+
         // 判断打票机是否已经存在
         QueryWrapper<ShopStorePrinter> queryWrapper = new QueryWrapper<>();
         queryWrapper.eq("store_id", record.getStore_id());
         queryWrapper.eq("printer_sn", record.getPrinter_sn());
         ShopStorePrinter existRecord = getOne(queryWrapper);
-        if (existRecord!=null && existRecord.getPrinter_id() > 0) {
+        if (existRecord != null && existRecord.getPrinter_id() > 0) {
-            if (existRecord.getFlag()== ConstantError.Disable2){
+            if (existRecord.getFlag() == ConstantError.Disable2) {
                 UpdateWrapper<ShopStorePrinter> updateWrapper = new UpdateWrapper<ShopStorePrinter>();
                 updateWrapper.eq("printer_id", existRecord.getPrinter_id());
-                updateWrapper.set("updated_by",1);
+                updateWrapper.set("updated_by", userId);
-                updateWrapper.set("updated_at",new Date());
+                updateWrapper.set("updated_at", new Date());
 
                 // 往厂商添加打印机
                 // "922441475#r6ZXPvHH#核销柜台";
-                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", existRecord.getPrinter_sn(), existRecord.getPrinter_key(),existRecord.getPrinter_name()));
+                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", existRecord.getPrinter_sn(), existRecord.getPrinter_key(), existRecord.getPrinter_name()));
-                if(success) {
+                if (success) {
-                    updateWrapper.set("flag",ConstantError.Enable);
+                    updateWrapper.set("flag", ConstantError.Enable);
                 }
 
                 update(updateWrapper);
@@ -74,12 +89,12 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
 
         // 往厂商添加打印机
         // "922441475#r6ZXPvHH#核销柜台";
-        boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(),record.getPrinter_name()));
+        boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(), record.getPrinter_name()));
-        if(success) {
+        if (success) {
             record.setFlag(ConstantError.Enable);
         }
 
-        if (add(record)){
+        if (add(record)) {
             return CommonResult.success();
         }
 
@@ -89,19 +104,25 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
     @Override
     public CommonResult updateShopStorePrinter(ShopStorePrinter record) {
 
-        //TODO 判断有没有权限删除
+        // 判断有没有权限
+        UserDto user = getCurrentUser();
+        if (!user.isStore()) {
+            return CommonResult.failed("没有门店权限!");
+        }
+
+        Integer userId = user.getId() == null ? 0 : user.getId();
 
 
-        if (record==null|| record.getPrinter_id()<=0){
+        if (record == null || record.getPrinter_id() <= 0) {
             return CommonResult.failed("记录不存在！");
         }
 
-        if(StrUtil.isBlank(record.getPrinter_sn()) || StrUtil.isBlank(record.getPrinter_key()) || StrUtil.isBlank(record.getPrinter_name())){
+        if (StrUtil.isBlank(record.getPrinter_sn()) || StrUtil.isBlank(record.getPrinter_key()) || StrUtil.isBlank(record.getPrinter_name())) {
             return CommonResult.failed("缺少必要参数！");
         }
 
         ShopStorePrinter existRecord = getById(record.getPrinter_id());
-        if (existRecord==null){
+        if (existRecord == null) {
             return CommonResult.failed("打票机不存在！");
         }
 
@@ -110,41 +131,41 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
         updateWrapper.set("printer_name", record.getPrinter_name());
         updateWrapper.set("model_id", record.getModel_id());
         updateWrapper.set("region", record.getRegion_id());
-        updateWrapper.set("paper_with",record.getPaper_with());
+        updateWrapper.set("paper_with", record.getPaper_with());
         updateWrapper.set("website_url", record.getWebsite_url());
         updateWrapper.set("status", record.getStatus());
         updateWrapper.set("updated_at", new Date());
-        updateWrapper.set("updated_by",1);
+        updateWrapper.set("updated_by", userId);
-        if (existRecord.getPrinter_sn().equals(record.getPrinter_sn())){
+        if (existRecord.getPrinter_sn().equals(record.getPrinter_sn())) {
             // sn 没有变化，不更新 sn
-            if (existRecord.getFlag()== ConstantError.Disable2){
+            if (existRecord.getFlag() == ConstantError.Disable2) {
                 // 往厂商添加打印机
-                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(),record.getPrinter_name()));
+                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(), record.getPrinter_name()));
-                if(success) {
+                if (success) {
-                    updateWrapper.set("flag",ConstantError.Enable);
+                    updateWrapper.set("flag", ConstantError.Enable);
                 }
             }
-        }else{
+        } else {
             // 更改了 sn，并且 sn 从未添加过（打票机不在门店内的）
             QueryWrapper<ShopStorePrinter> queryWrapper2 = new QueryWrapper<>();
             queryWrapper2.eq("store_id", record.getStore_id());
             queryWrapper2.eq("printer_sn", record.getPrinter_sn());
             ShopStorePrinter existRecord2 = getOne(queryWrapper2);
-            if (existRecord2==null || existRecord2.getPrinter_id()<=0){
+            if (existRecord2 == null || existRecord2.getPrinter_id() <= 0) {
                 // 打印机从未加入到厂家到情况
                 // 往厂商添加打印机
                 // "922441475#r6ZXPvHH#核销柜台";
-                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(),record.getPrinter_name()));
+                boolean success = feieUtil.addPrinter(String.format("%s#%s#%s", record.getPrinter_sn(), record.getPrinter_key(), record.getPrinter_name()));
-                if(success) {
+                if (success) {
-                    updateWrapper.set("flag",ConstantError.Enable);
+                    updateWrapper.set("flag", ConstantError.Enable);
                 }
 
                 updateWrapper.set("printer_sn", record.getPrinter_sn());
             }
         }
 
-        boolean success =update(updateWrapper);
+        boolean success = update(updateWrapper);
-        if (success){
+        if (success) {
             return CommonResult.success();
         }
 
@@ -155,10 +176,14 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
     @Override
     public CommonResult deleteShopStorePrinter(Long printer_id) {
 
-        //TODO 判断有没有权限删除
+        // 判断有没有权限
+        UserDto user = getCurrentUser();
+        if (!user.isStore()) {
+            return CommonResult.failed("没有门店权限!");
+        }
 
         ShopStorePrinter record = getById(printer_id);
-        if (record==null || record.getPrinter_id() <= 0) {
+        if (record == null || record.getPrinter_id() <= 0) {
             return CommonResult.failed("打票机不存在，无法删除！");
         }
 
@@ -168,12 +193,99 @@ public class ShopStorePrinterServiceImpl extends BaseServiceImpl<ShopStorePrinte
         }
 
         boolean success = remove(printer_id);
-        if(success){
+        if (success) {
             return CommonResult.success();
         }
 
         return CommonResult.failed("删除失败！");
     }
 
+    @Override
+    public CommonResult clearPrinterQueue(String printer_sn) {
+        boolean success = feieUtil.clearPrinterQueue(printer_sn);
+        if (success) {
+            return CommonResult.success();
+        }
+
+        return CommonResult.failed("清空失败！");
+    }
+
+
+    @Override
+    public CommonResult printOrderInfo() {
+
+        String sn="922441475";
+
+//        ProductSimpleInfo order1 = new ProductSimpleInfo("6970448170051","aaaaaaaaaaaaaaaaaa",124, "12.45");
+//        ProductSimpleInfo order2 = new ProductSimpleInfo("6970448170052","哇哈哈纯净水",24, "26.45");
+        ProductSimpleInfo order1 = new ProductSimpleInfo("6970448170051","可口可乐CocaCola经典美味汽水1.25L/瓶",110, "1000.45");
+        ProductSimpleInfo order2 = new ProductSimpleInfo("6970448170053","排骨约350g（默认砍小块）",1, "150.13");
+        ProductSimpleInfo order3 = new ProductSimpleInfo("6970448170054","新鲜虫草花1包 约200g", 11,"687.25");
+        ProductSimpleInfo order4 = new ProductSimpleInfo("6970448170055","冰红茶风味饮料",1, "13.24");
+        List<ProductSimpleInfo> productList = new ArrayList<>();
+        productList.add(order1);
+        productList.add(order2);
+        productList.add(order3);
+        productList.add(order4);
+
+        String productsStr= feieUtil.genProductStr(productList,18,6,8);
+
+        LocalDateTime now = LocalDateTime.now();
+        String currentDateTime = DateTimeUtils.formatDateTime(now,"yyyy-MM-dd HH:mm:ss");
+
+        StringBuilder cont= new StringBuilder();
+        cont.append("<CB>小发同城</CB><BR>");
+//        cont.append("--------------------------------<BR>");
+//        cont.append("<CB>#000"+DateTimeUtils.formatDateTime(now,"ddHHmm")+"</CB><BR>");
+//        cont.append("<B>买家备注：不用敲门，放在门口旁边的外卖箱，打个电话告知送达就行，谢谢</B><BR>");
+//        cont.append("<BOLD>配送时间：2024-10-25 14:00-14:30</BOLD><BR>");
+//        cont.append("--------------------------------<BR>");
+//        cont.append("订单编号：ES20231026111444527685<BR>");
+//        cont.append("订单来源：微信小程序<BR>");
+//        cont.append("支付方式：微信支付<BR>");
+//        cont.append("配送来源：同城配送<BR>");
+//        cont.append("付款时间："+currentDateTime+"<BR>");
+//        cont.append("--------------------------------<BR>");
+
+//        cont.append("<BOLD>商品名称         数量   <RIGHT>金额</RIGHT><BOLD><BR>");
+//        cont.append("<BOLD>可口可乐Coca_Cola<BR>经典美味汽水1.25L/瓶</BOLD>  <RIGHT><BOLD>【x1】</BOLD>  <BOLD>5.54</BOLD></RIGHT><BR>");
+//        cont.append("<BOLD>6970448170051</BOLD><BR>");
+//        cont.append("<BR>");
+//        cont.append("<BOLD>排骨 约350g （默认砍小块）</BOLD>  <RIGHT><BOLD>【x5】</BOLD>  <BOLD>35.51</BOLD></RIGHT><BR>");
+//        cont.append("<BOLD>69704481700541</BOLD><BR>");
+//        cont.append("<BR>");
+//        cont.append("<BOLD>新鲜虫草花 1包 约200g </BOLD>  <RIGHT><BOLD>【x11】</BOLD>  <BOLD>687.52</BOLD></RIGHT><BR>");
+//        cont.append("<BOLD>69704481700512</BOLD><BR>");
+//        cont.append("<BR>");
+//        cont.append("<BOLD>冰红茶风味饮料x2；<BR>五香瓜子x1</BOLD>  <RIGHT><BOLD>【x2】</BOLD>  <BOLD>13.26</BOLD></RIGHT><BR>");
+//        cont.append("<BOLD>6970448170051</BOLD><BR>");
+
+        // 商品列表
+        cont.append(productsStr);
+
+//        cont.append("--------------------------------<BR>");
+//        cont.append("商品总件数：<BOLD>3</BOLD><BR>");
+//        cont.append("商品总额：<BOLD>￥18.7</BOLD><BR>");
+//        cont.append("押金：<BOLD>￥500</BOLD><BR>");
+//        cont.append("运费：<BOLD>￥5.54</BOLD><BR>");
+//        cont.append("会员权益：<BOLD>-￥50</BOLD><BR>");
+//        cont.append("秒杀：<BOLD>-￥100</BOLD><BR>");
+//        cont.append("实付金额：<BOLD>￥428.9元</BOLD><BR>");
+//        cont.append("--------------------------------<BR>");
+//        cont.append("<BOLD>商家备注：老顾客赠送一箱牛奶；玻璃瓶包装轻拿轻放</BOLD><BR>");
+//        cont.append("--------------------------------<BR>");
+//        cont.append("<BOLD>收货人：张三</BOLD><BR>");
+//        cont.append("<BOLD>收货人手机号：13128778765</BOLD><BR>");
+//        cont.append("<BOLD>收货地址：北京市朝阳区朝阳路朝阳人民小区1号楼1栋1101</BOLD><BR>");
+//        cont.append("--------------------------------<BR>");
+//        cont.append("门店：岛内价生活超市<BR>");
+//        cont.append("门店电话：<BOLD>13665822542</BOLD><BR>");
+//        cont.append("收银员：李小璐<BR>");
+
+        feieUtil.printContent(sn,cont.toString());
+
+        return CommonResult.success();
+    }
+
 
 }

mall-shop/src/main/java/com/suisung/mall/shop/store/utis/FeieUtil.java

@@ -2,6 +2,7 @@ package com.suisung.mall.shop.store.utis;
 
 import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.util.StrUtil;
+import com.suisung.mall.common.pojo.dto.ProductSimpleInfo;
 import com.suisung.mall.common.pojo.res.FeiePrinterApiDataRes;
 import com.suisung.mall.common.pojo.res.FeiePrinterApiRes;
 import com.suisung.mall.common.utils.JsonUtil;
@@ -97,7 +98,7 @@ public class FeieUtil {
     public boolean printContent(String sn, String printContent) {
         List<NameValuePair> nvps = new ArrayList<NameValuePair>();
         nvps.add(new BasicNameValuePair("sn", sn));
-        nvps.add(new BasicNameValuePair("printContent", printContent));
+        nvps.add(new BasicNameValuePair("content", printContent));
 
         FeiePrinterApiRes<String> reps = sendHttpPost("Open_printMsg", nvps);
         if (reps != null && reps.getRet().equals(0)) {
@@ -108,6 +109,25 @@ public class FeieUtil {
         return false;
     }
 
+    /**
+     * 清空打印机所有的打印队列
+     *
+     * @param sn
+     * @return
+     */
+    public boolean clearPrinterQueue(String sn) {
+        List<NameValuePair> nvps = new ArrayList<NameValuePair>();
+        nvps.add(new BasicNameValuePair("sn", sn));
+
+        FeiePrinterApiRes<String> reps = sendHttpPost("Open_delPrinterSqs", nvps);
+        if (reps != null && reps.getRet().equals(0)) {
+            return true;
+        }
+
+        logger.error(reps.getMsg());
+        return false;
+    }
+
 
     /**
      * 生成签名字符串
@@ -168,27 +188,248 @@ public class FeieUtil {
         } catch (Exception e) {
             e.printStackTrace();
         } finally {
-            try {
+            close(response, post, httpClient);
-                if (response != null) {
-                    response.close();
-                }
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-
-            try {
-                post.abort();
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-
-            try {
-                httpClient.close();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
         }
 
         return null;
     }
+
+
+    //  以下是 util 方法
+    //飞鹅技术支持
+    //#########################################################################################################
+    //进行订单的多列排版demo，实现商品超出字数的自动换下一行对齐处理，同时保持各列进行对齐
+    //排版原理是统计字符串字节数，补空格换行处理
+    //58mm的机器,一行打印16个汉字,32个字母;80mm的机器,一行打印24个汉字,48个字母
+    //#########################################################################################################
+
+    //orderList为数组  title_len =18 代表名称列占用字节  num_len =8 数量列 amount_len=6金额列-->这里的字节数可按自己需求自由改写，
+
+    /**
+     * 生成商品的打印字符串
+     *
+     * @param productList 订单商品列表
+     * @param titleLen    产品名称字节数，最大18个字节
+     * @param numLen      数量字节数，最大6个字节
+     * @param amountLen   金额字节数，最大8个字节
+     * @return
+     */
+    public String genProductStr(List<ProductSimpleInfo> productList, int titleLen, int numLen, int amountLen) {
+        String resultStr = "";
+        resultStr += "<L>商品名称           数量    金额</L><BR>";
+        resultStr += "--------------------------------<BR>";
+        for (int i = 0; i < productList.size(); i++) {
+            String product_sn = productList.get(i).getProduct_sn();
+            String title = productList.get(i).getTitle();
+            String num = productList.get(i).getNum().toString();
+            if (productList.get(i).getNum() > 1) {
+                num = "x" + num;
+            }
+            String amount = productList.get(i).getAmount();
+
+            num = addSpace(num, numLen);
+            amount = addSpace(amount, amountLen);
+            String otherStr = "<L><BOLD>" + num + "</BOLD></L>" + "<L>" + amount + "</L>";
+
+            int tl = asciiByteLen(title);
+            int spaceNum = (tl / titleLen + 1) * titleLen - tl;
+            if (tl < titleLen) {
+                for (int k = 0; k < spaceNum; k++) {
+                    title += " ";
+                }
+                title += otherStr;
+            } else if (tl == titleLen) {
+                title += otherStr;
+            } else {
+                List<String> list = null;
+                if (isEn(title)) {
+                    // 英文
+                    list = getStrList(title, titleLen);
+                } else {
+                    // 中文
+                    list = getStrList(title, titleLen / 2);
+                }
+                String s0 = titleAddSpace(list.get(0), titleLen);
+                title = s0 + otherStr + "<BR>";// 添加 单价 数量 总额
+                String s = "";
+                for (int k = 1; k < list.size(); k++) {
+                    s += list.get(k);
+                }
+
+                try {
+                    s = getStringByEnter(titleLen, s);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                title += "<L>" + s + "</L> ";
+            }
+            resultStr += "<L>" + title + "</L> " + "<BR>";
+            resultStr += "<BOLD>" + product_sn + "</BOLD><BR>";
+        }
+
+        return resultStr;
+    }
+
+    /**
+     * 中英文混合的标题加空格
+     *
+     * @param str
+     * @param len
+     * @return
+     */
+    public String titleAddSpace(String str, int len) {
+        int k = asciiByteLen(str); // 中英文混合的标题
+        for (int i = 0; i < len - k; i++) {
+            str += " ";
+        }
+        return str;
+    }
+
+    /**
+     * 递归函数，字符串超长，自动换行
+     *
+     * @param length
+     * @param string
+     * @return
+     * @throws Exception
+     */
+    public String getStringByEnter(int length, String string) throws Exception {
+        for (int i = 1; i <= string.length(); i++) {
+            if (asciiByteLen(string.substring(0, i)) > length) {
+                return string.substring(0, i - 1) + "<BR>" + getStringByEnter(length, string.substring(i - 1));
+            }
+        }
+        return string;
+    }
+
+    /**
+     * 给字符串前后补充空格，足够size长度，一般用在 数量和价格
+     *
+     * @param str
+     * @param size 额定字节数
+     * @return
+     */
+    public String addSpace(String str, int size) {
+        int len = asciiByteLen(str);
+        if (len >= size) {
+            return str;
+        }
+        int cz = size - len;
+        if (cz % 2 == 0) {
+            // 偶数
+            for (int i = 1; i <= cz; i++) {
+                if (i % 2 == 0) {
+                    str = " " + str;
+                } else {
+                    str = str + " ";
+                }
+            }
+        } else {
+            // 奇数
+            for (int i = 1; i <= cz; i++) {
+                if (i % 2 == 0) {
+                    str = str + " ";
+                } else {
+                    str = " " + str;
+                }
+            }
+        }
+        return str;
+    }
+
+    /**
+     * 判断字符串是否为英文
+     *
+     * @param str
+     * @return
+     */
+    public Boolean isEn(String str) {
+        return asciiByteLen(str) == str.length();
+    }
+
+    /**
+     * 获取字符串的字节长度，中文 2 个字节，英文数字 1 个字节
+     *
+     * @param str 字符串
+     * @return 字符串的字节长度
+     */
+    public int asciiByteLen(String str) {
+        if (str == null || str.isEmpty()) {
+            return 0;
+        }
+
+        int byteLength = 0;
+        for (char c : str.toCharArray()) {
+            if (c > 255) {
+                byteLength += 2;
+            } else {
+                byteLength += 1;
+            }
+        }
+        return byteLength;
+    }
+
+    public List<String> getStrList(String inputString, int length) {
+        int size = inputString.length() / length;
+        if (inputString.length() % length != 0) {
+            size += 1;
+        }
+        return getStrList(inputString, length, size);
+    }
+
+    public List<String> getStrList(String inputString, int length, int size) {
+        List<String> list = new ArrayList<String>();
+        for (int index = 0; index < size; index++) {
+            String childStr = subString(inputString, index * length, (index + 1) * length);
+            list.add(childStr);
+        }
+        return list;
+    }
+
+    /**
+     * 截取字符串
+     *
+     * @param str
+     * @param f
+     * @param t
+     * @return
+     */
+    public String subString(String str, int f, int t) {
+        if (f > str.length())
+            return "";
+        if (t > str.length()) {
+            return str.substring(f);
+        } else {
+            return str.substring(f, t);
+        }
+    }
+
+    /**
+     * 关闭流和客户端
+     *
+     * @param response
+     * @param post
+     * @param httpClient
+     */
+    public void close(CloseableHttpResponse response, HttpPost post, CloseableHttpClient httpClient) {
+        try {
+            if (response != null) {
+                response.close();
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        try {
+            post.abort();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        try {
+            httpClient.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+
 }