#读超长条码BUG修复

1

3 天以前 d97742662f28a693e325ce163c5ebf57802efb63

 src/main/java/com/zy/core/thread/SiemensDevpThread.java

@@ -538,23 +538,13 @@
                    } else if(siteId<4000){
                        if (siteId == 2110) {
                            if (resultArm5.IsSuccess) {
                                // 转换为字符串
                                String resultString = siemensS7Net.getByteTransform().TransString(resultArm5.Content, 2, 254,"UTF-8");
                                // 去除可能的空字符
//                                resultString = resultString.TrimEnd('\0');
//                                System.out.println("2110Barcode:"+resultString);
                                staProtocol.setBarcode(resultString);
                                staProtocol.setBarcode(parseS7String(resultArm5));
                            } else {
                                staProtocol.setBarcode("");
                            }
                        } else if (siteId == 2120){
                            if (resultArm6.IsSuccess) {
                                // 转换为字符串
                                String resultString = siemensS7Net.getByteTransform().TransString(resultArm6.Content, 2, 254,"UTF-8");
                                // 去除可能的空字符
//                                resultString = resultString.TrimEnd('\0');
//                                System.out.println("2120Barcode:"+resultString);
                                staProtocol.setBarcode(resultString);
                                staProtocol.setBarcode(parseS7String(resultArm6));
                            } else {
                                staProtocol.setBarcode("");
                            }
@@ -1071,6 +1061,39 @@
        }
    }

    private String parseS7String(OperateResultExOne<byte[]> result) {

        if (result == null || !result.IsSuccess || result.Content == null) {
            return "";
        }

        byte[] buf = result.Content;

        if (buf.length < 2) {
            return "";
        }

        // S7 字符串格式：
        // buf[0] = 最大长度
        // buf[1] = 当前真实长度
        int realLen = buf[1] & 0xFF;

        if (realLen <= 0) {
            return "";
        }

        // 防止 PLC 写错长度导致越界
        if (realLen > buf.length - 2) {
            realLen = buf.length - 2;
        }

        String value = siemensS7Net.getByteTransform()
                .TransString(buf, 2, realLen, "UTF-8");

        return value == null ? "" : value.trim();
    }


    /**
     * 设置入库标记
     */