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miya-hardware
Commit 13d6bbf2 authored by pengguangpu's avatar pengguangpu
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添加商米的打印驱动，测试发现无法正常打印条码和二维码，待调试

parent eb5a9693
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Showing with 739 additions and 47 deletions
print/src/main/java/com/miya/print/BasePrinter.java
View file @ 13d6bbf2
......@@ -6,7 +6,7 @@ import android.graphics.Bitmap;
/**
* 打印基类
*/
public class BasePrinter implements IPrinter {
public abstract class BasePrinter implements IPrinter {
/**
* 80mm打印纸允许打印的最大图片的宽度,此为经验值
......
print/src/main/java/com/miya/print/ChuangjiePrinter.java
View file @ 13d6bbf2
......@@ -43,13 +43,14 @@ public class ChuangjiePrinter extends BasePrinter {
@Override
public boolean init(Context context) {
D.i(TAG, "开始初始化创捷打印机");
this.context = context;
if (mUsbDriver == null) {
getUsbDriverService(context);
}
// USB线已经连接
getUsbDriverService();
return connet() == 0;
return connet() == PrinterStatusEnum.CODE_SUCCESS.status;
}
@Override
......
print/src/main/java/com/miya/print/PrinterManager.java
View file @ 13d6bbf2
......@@ -17,7 +17,7 @@ public class PrinterManager {
enum Type {
//这里添加扩展的驱动
// TYPE_HISENSE("hisense", ChuangjiePrinter.class.getName()),
TYPE_SUNMI("shangmik1", ShangmiK1Printer.class.getName()),
TYPE_SUNMI("sunmiK1", SunmiK1Printer.class.getName()),
TYPE_YINGTAI("yingtai", YingtaiPrinter.class.getName()),
TYPE_CHUANGJIE("chuangjie", ChuangjiePrinter.class.getName()),
TYPE_SANGDA("sangda", SangdaPrinter.class.getName());
......@@ -73,10 +73,10 @@ public class PrinterManager {
*/
public boolean init(Context context) {
for (Type type : Type.values()) {
try {
if (printer != null) {
printer.release();
}
try {
Class printerCls = Class.forName(type.clsName);
printer = (IPrinter) printerCls.newInstance();
boolean result = printer.init(context);
......@@ -91,7 +91,11 @@ public class PrinterManager {
}
//没有找到对应的打印机
if (printer != null) {
try {
printer.release();
} catch (Exception ex) {
ex.printStackTrace();
}
}
D.i(TAG, "没找到对应的打印机器，请检查");
return false;
......@@ -104,16 +108,58 @@ public class PrinterManager {
*/
public boolean release() {
if (isConnected()) {
try {
boolean result = printer.release();
if (result == false) {
return false;
}
printer = null;
return true;
} catch (Exception ex) {
ex.printStackTrace();
}
}
return true;
}
/**
* 保险起见提供指定硬件的初始化
* ps:谨慎调用
*
* @param context
* @param type 指定硬件类型
* @return
*/
public boolean init(Context context, Type type) {
if (type == null) {
return false;
}
//是否支持指定硬件
boolean isSupported = false;
for (Type tmpType : Type.values()) {
if (type.typeName.equals(tmpType.typeName)) {
isSupported = true;
}
}
if (isSupported == false) {
return false;
}
//反射新建实例
try {
Class printerCls = Class.forName(type.clsName);
printer = (IPrinter) printerCls.newInstance();
boolean result = printer.init(context);
if (result == true) {
printer.setPrinterName(type.typeName);
D.i(TAG, "初始化打印机成功，打印机器为：" + type.typeName);
}
return result;
} catch (Exception e) {
e.printStackTrace();
}
return false;
}
/**
* 获取当前打印接口
*
......
print/src/main/java/com/miya/print/SangdaPrinter.java
View file @ 13d6bbf2
......@@ -30,6 +30,7 @@ public class SangdaPrinter extends BasePrinter {
@Override
public boolean init(Context context) {
D.i(TAG, "开始初始化桑达打印机");
super.init(context);
mPrinter = PrinterAPI.getInstance();
if (isConnect()) {
......@@ -45,8 +46,9 @@ public class SangdaPrinter extends BasePrinter {
return false;
}
} catch (Exception e) {
D.e(TAG, "桑达打印机连接失败");
e.printStackTrace();
}
D.e(TAG, "桑达打印机连接失败");
return false;
}
......
print/src/main/java/com/miya/print/ShangmiK1Printer.java → print/src/main/java/com/miya/print/SunmiK1Printer.java
View file @ 13d6bbf2
......@@ -9,19 +9,24 @@ import android.os.IBinder;
import android.os.RemoteException;
import com.miya.print.exception.PrinterException;
import com.miya.print.utils.BitmapUtils;
import com.miya.print.utils.BytesUtil;
import com.miya.print.utils.D;
import com.miya.print.utils.ESCUtil;
import com.sunmi.extprinterservice.ExtPrinterService;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
class ShangmiK1Printer extends BasePrinter {
class SunmiK1Printer extends BasePrinter {
final static String TAG = ShangmiK1Printer.class.getSimpleName();
final static String TAG = SunmiK1Printer.class.getSimpleName();
private ServiceConnection connService = new ServiceConnection() {
private static final String SERVICE＿PACKAGE = "com.sunmi.extprinterservice";
private static final String SERVICE＿ACTION = "com.sunmi.extprinterservice.PrinterService";
private ExtPrinterService extPrinterService;
private ServiceConnection connService = new ServiceConnection() {
@Override
public void onServiceDisconnected(ComponentName name) {
extPrinterService = null;
......@@ -29,24 +34,288 @@ class ShangmiK1Printer extends BasePrinter {
@Override
public void onServiceConnected(ComponentName name, IBinder service) {
D.i(TAG, "商米K1服务连接成功");
extPrinterService = ExtPrinterService.Stub.asInterface(service);
try {
int ret = extPrinterService.printerInit();
if (ret == 0) {
D.i(TAG, "商米K1服务printerInit成功");
} else {
D.i(TAG, "商米K1服务printerInit失败");
}
} catch (RemoteException e) {
e.printStackTrace();
D.i(TAG, "商米K1服务printerInit失败:" + e.getMessage());
}
}
};
@Override
public boolean init(Context context) {
return super.init(context);
D.i(TAG, "开始初始化商米K1打印机");
this.context = context;
Intent intent = new Intent();
intent.setPackage(SERVICE＿PACKAGE);
intent.setAction(SERVICE＿ACTION);
context.getApplicationContext().startService(intent);
boolean result = context.getApplicationContext().bindService(intent, connService, Context.BIND_AUTO_CREATE);
if (result == false) {
D.i(TAG, "商米K1打印机初始化失败");
return false;
}
D.i(TAG, "商米K1打印机初始化成功");
return true;
}
@Override
public boolean release() {
return super.release();
if (this.context != null && connService != null) {
this.context.unbindService(connService);
}
context = null;
extPrinterService = null;
return true;
}
private static final String SERVICE＿PACKAGE = "com.sunmi.extprinterservice";
private static final String SERVICE＿ACTION = "com.sunmi.extprinterservice.PrinterService";
/**
* 虽然商米机器提供了加粗字体功能，但为了统一接口，暂时抹掉字体加粗选项
* 虽然商米机器提供了下划线字体功能，但为了统一接口，暂时抹掉下划线字体选项
*
* @param align
* @param size
* @param content
* @param isFeed
* @return
*/
@Override
public int printText(int align, int size, String content, boolean isFeed) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = setAlign(align);
ret = extPrinterService.printText(content);
if (isFeed) {
ret = feedPaper();
}
return changeStatus2Custom(ret);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
private ExtPrinterService extPrinterService;
@Override
public int setAlign(int align) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = PrinterStatusEnum.CODE_SUCCESS.getStatus();
if (this.align != align &&
(align == 0 || align == 1 || align == 2)) {
this.align = align;
ret = extPrinterService.setAlignMode(align);
}
return changeStatus2Custom(ret);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
/**
* 打印条形码 symbology条码类型
*
* @param code 打印条形码 symbology条码类型
* @param type 条形码类型 0：UPC-A 1：UPC-E 2：EAN13 3：EAN8 4:CODE39 5:ITF 6:CODABAR 7:CODE93 8:CODE128
* @param width 条形码宽度 2-6 像素 （若条码宽度设置过宽，整个条码超过纸张宽度将不会输出条码内容）
* @param height 条形码⾼度 1-255 像素
* @param hriPos HRI位置 0：不打印 1：条形码上⽅ 2：条形码下⽅ 3：条形码上下⽅
* @desc 条码类型说明：
* code39 最⻓打印 13 个数字
* ⽅法 int setFontZoom(int hori, int veri)
* 说明 由于打印机硬字库限制，字体⼤⼩仅能倍数放⼤，本⽅法可以控制字体在横向和纵向⽅向的放⼤
* 倍数
* 输⼊ hori 、veri 的范围为1-8，表示在横向、纵向上字体的放⼤倍数，若设置在范围外将返回错误参数
* 返回 ⻅接⼝返回值
* ⽅法 int printColumnsText(String[] colsTextArr, int[] colsWidthArr, int[] colsAlign)
* 说明
* 以表格⽅式输出打印内容，每个数组表示在此列上的数据及格式，需要多次调⽤此⽅法才可以达
* 到表格输出的样式效果
* ⚠ 注意：调⽤此⽅法后会将之前设置样式初始化！
* 输⼊
* colsTextArr: 每列要打印的内容，⽀持中⽂及ascii码
* colsWidthArr：每列可容纳的最⼤字符数量，字符数以ascii码个数为单位（⼀个中⽂等于两个ascii
* 码数量），当⽂本内容超出可容纳的最⼤数量时将移动到本列下⼀⾏，当所有列的最⼤字符数量
* 超出⼀⾏所能容纳的字符数时，将不会打印
* colsAlign：每列内容的对⻬⽅式，仅当内容字符数⼩于最⼤字符数量时才有效果
* 返回 ⻅接⼝返回值
* code93 最⻓打印 17 个数字
* code128 code128 分三类：{A,{B,{C；A 类：包⼤写字⺟、数字、标 点等，B 类：⼤⼩写字⺟，数
* 字；C 类：纯数字；默认 B 类编码，若要使本编码需在内容前⾯加“{A”、“{B” 、“{C”声明使⽤的类
* 型，可以混合使⽤，例如： “{A2344A”，”{C123123”，”{A1A{B13Bxc{C12”。
* ean8 要求 8 位数字（最后⼀位校验位），有效⻓度 8 个数字
* ean13 有效⻓度 13 个数字，其中最后⼀位为校验位
* ITF 要求输⼊数字，且有效⼩于 14 位，必须是偶数位
*/
@Override
public int printBarcode(int align, String content, boolean isFeed) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = setAlign(align);
//打印的样式默认为CODE128码，数字在条码下面
ret = extPrinterService.printBarCode(content, 8, 2, 120, 2);
//强制走两行纸才能生效
ret = extPrinterService.lineWrap(2);
if (isFeed) {
ret = feedPaper();
}
return changeStatus2Custom(ret);
} catch (RemoteException e) {
e.printStackTrace();
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
@Override
public int printQrcode(int align, String content, boolean isFeed) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = setAlign(align);
/**
* code 要打印的⼆维码内容，默认为utf-8字符集
* modeSize ⼆维码块⼤⼩ 1-16 像素点
* errorlevel ⼆维码纠错等级 0-3 四个等级
*/
ret = extPrinterService.printQrCode(content, 4, 3);
//强制走两行纸才能生效
ret = extPrinterService.lineWrap(2);
if (isFeed) {
ret = feedPaper();
}
return changeStatus2Custom(ret);
} catch (RemoteException ex) {
ex.printStackTrace();
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, ex.getMessage());
}
}
@Override
public int printImage(int align, Bitmap bm, boolean isFeed) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = setAlign(align);
//判断bitmap宽高
Bitmap actualBm = null;
if (bm.getWidth() > MAX_IMG_WIDTH_80MM) {
actualBm = BitmapUtils.scaleBitmap(bm, MAX_IMG_WIDTH_80MM, 0);
/**
* 将bitmap图转成光栅位图⽅式打印
* 此⽅法适合打印宽度在打印纸内的图⽚
* 数据过⼤时串⼝流控模式会阻塞，⽆流控时会丢数据
*/
ret = extPrinterService.printBitmap(actualBm, 0);
} else {
/**
* 将bitmap图转成光栅位图⽅式打印
* 此⽅法适合打印宽度在打印纸内的图⽚
* 数据过⼤时串⼝流控模式会阻塞，⽆流控时会丢数据
*/
ret = extPrinterService.printBitmap(bm, 0);
}
if (actualBm != null) {
actualBm.recycle();
}
if (isFeed) {
ret = feedPaper();
}
return changeStatus2Custom(ret);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
@Override
public int getPrinterStatus() {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = extPrinterService.getPrinterStatus();
return changeStatus2Custom(ret);
} catch (RemoteException e) {
e.printStackTrace();
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
@Override
public int feedPaper() {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = extPrinterService.lineWrap(1);
return changeStatus2Custom(ret);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
@Override
public int cutPaper() {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
int ret = extPrinterService.cutPaper(0, 0);
return changeStatus2Custom(ret);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
/**
* 将商米的状态码翻译成PrinterStatusEnum中的标准状态码
* 注：内部会自动抛出不允许的异常状态
*
* @param status 商米返回的状态码
* @return PrinterStatusEnum中的标准状态码
*/
private int changeStatus2Custom(int status) {
switch (status) {
case 0:
//正常状态
return PrinterStatusEnum.CODE_SUCCESS.status;
case 1:
//打印机开盖
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "打印机开盖");
case 2:
//缺纸
throw new PrinterException(PrinterStatusEnum.CODE_NO_PAPER.status, PrinterStatusEnum.CODE_NO_PAPER.getDesc());
case 3:
return PrinterStatusEnum.CODE_FEW_PAPER.status;
case 4:
//打印头过热
return PrinterStatusEnum.CODE_PRINT_HEAD_HOT.status;
case -1:
//数据传输错误,请检查连接并重新发送
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "打印机离线或打印机未准备好");
case -2:
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "缓存已满，不不接收打印数据");
case -3:
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "发送数据异常");
case -4:
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "发送命令或参数错误");
default:
return PrinterStatusEnum.CODE_FAILED.status;
}
}
/**
* 连接服务
......@@ -64,7 +333,7 @@ class ShangmiK1Printer extends BasePrinter {
}
/**
* 断开服务
* 断开服务q
*
* @param context context
*/
......@@ -86,8 +355,6 @@ class ShangmiK1Printer extends BasePrinter {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
extPrinterService.lineWrap(1);
......@@ -102,14 +369,10 @@ class ShangmiK1Printer extends BasePrinter {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
extPrinterService.cutPaper(0, 0);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
......@@ -117,13 +380,9 @@ class ShangmiK1Printer extends BasePrinter {
public void setAlignMode(int mode) {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
extPrinterService.setAlignMode(mode);
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
......@@ -158,7 +417,6 @@ class ShangmiK1Printer extends BasePrinter {
if (extPrinterService == null) {
return;
}
try {
extPrinterService.printerInit();
} catch (RemoteException e) {
......@@ -175,8 +433,6 @@ class ShangmiK1Printer extends BasePrinter {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
extPrinterService.setAlignMode(1);
extPrinterService.printQrCode(data, modulesize, errorlevel);
......@@ -188,6 +444,38 @@ class ShangmiK1Printer extends BasePrinter {
/**
* 打印条形码 symbology条码类型
*
* @param code 打印条形码 symbology条码类型
* @param type 条形码类型 0：UPC-A 1：UPC-E 2：EAN13 3：EAN8 4:CODE39 5:ITF 6:CODABAR 7:CODE93 8:CODE128
* @param width 条形码宽度 2-6 像素 （若条码宽度设置过宽，整个条码超过纸张宽度将不会输出条码内容）
* @param height 条形码⾼度 1-255 像素
* @param hriPos HRI位置 0：不打印 1：条形码上⽅ 2：条形码下⽅ 3：条形码上下⽅
* @desc 条码类型说明：
* code39 最⻓打印 13 个数字
* ⽅法 int setFontZoom(int hori, int veri)
* 说明 由于打印机硬字库限制，字体⼤⼩仅能倍数放⼤，本⽅法可以控制字体在横向和纵向⽅向的放⼤
* 倍数
* 输⼊ hori 、veri 的范围为1-8，表示在横向、纵向上字体的放⼤倍数，若设置在范围外将返回错误参数
* 返回 ⻅接⼝返回值
* ⽅法 int printColumnsText(String[] colsTextArr, int[] colsWidthArr, int[] colsAlign)
* 说明
* 以表格⽅式输出打印内容，每个数组表示在此列上的数据及格式，需要多次调⽤此⽅法才可以达
* 到表格输出的样式效果
* ⚠ 注意：调⽤此⽅法后会将之前设置样式初始化！
* 输⼊
* colsTextArr: 每列要打印的内容，⽀持中⽂及ascii码
* colsWidthArr：每列可容纳的最⼤字符数量，字符数以ascii码个数为单位（⼀个中⽂等于两个ascii
* 码数量），当⽂本内容超出可容纳的最⼤数量时将移动到本列下⼀⾏，当所有列的最⼤字符数量
* 超出⼀⾏所能容纳的字符数时，将不会打印
* colsAlign：每列内容的对⻬⽅式，仅当内容字符数⼩于最⼤字符数量时才有效果
* 返回 ⻅接⼝返回值
* code93 最⻓打印 17 个数字
* code128 code128 分三类：{A,{B,{C；A 类：包⼤写字⺟、数字、标 点等，B 类：⼤⼩写字⺟，数
* 字；C 类：纯数字；默认 B 类编码，若要使本编码需在内容前⾯加“{A”、“{B” 、“{C”声明使⽤的类
* 型，可以混合使⽤，例如： “{A2344A”，”{C123123”，”{A1A{B13Bxc{C12”。
* ean8 要求 8 位数字（最后⼀位校验位），有效⻓度 8 个数字
* ean13 有效⻓度 13 个数字，其中最后⼀位为校验位
* ITF 要求输⼊数字，且有效⼩于 14 位，必须是偶数位
*/
@Deprecated
public void printBarCode(String code, int type, int width, int height, int hriPos) {
......@@ -244,7 +532,6 @@ class ShangmiK1Printer extends BasePrinter {
if (extPrinterService == null) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, "服务已断开!");
}
try {
if (isBold) {
extPrinterService.sendRawData(ESCUtil.boldOn());
......@@ -262,7 +549,6 @@ class ShangmiK1Printer extends BasePrinter {
} catch (RemoteException e) {
throw new PrinterException(PrinterStatusEnum.CODE_FAILED.status, e.getMessage());
}
}
/*
......@@ -277,6 +563,11 @@ class ShangmiK1Printer extends BasePrinter {
try {
extPrinterService.setAlignMode(1);
/**
* 将bitmap图转成光栅位图⽅式打印
* 此⽅法适合打印宽度在打印纸内的图⽚
* 数据过⼤时串⼝流控模式会阻塞，⽆流控时会丢数据
*/
extPrinterService.printBitmap(bitmap, 0);
extPrinterService.lineWrap(2);
} catch (RemoteException e) {
......
print/src/main/java/com/miya/print/YingtaiPrinter.java
View file @ 13d6bbf2
......@@ -26,6 +26,7 @@ public class YingtaiPrinter extends BasePrinter {
@Override
public boolean init(Context context) {
D.i(TAG,"开始初始化英泰打印机");
this.context = context;
mPrinter = PrinterAPI.getInstance();
io = new USBAPI(context);
......
weighing/src/main/java/com/miya/weighing/SunmiWeighing.java
View file @ 13d6bbf2
......@@ -31,6 +31,11 @@ public class SunmiWeighing extends BaseWeighing {
*/
ScaleService scaleService;
/**
* 服务连接器
*/
ServiceConnection serviceConnection;
/**
* 称重回调监听
*/
......@@ -61,32 +66,7 @@ public class SunmiWeighing extends BaseWeighing {
@Override
public boolean init(Context context) {
this.context = context;
Intent intent = new Intent();
intent.setPackage(SERVICE_PACKAGE);
intent.setAction(SERVICE_ACTION);
return this.context.bindService(intent, serviceConnection, Context.BIND_AUTO_CREATE);
}
@Override
public void setWeighingCallback(WeighingCallback weighingCallback) {
this.weighingCallback = weighingCallback;
}
@Override
public boolean resetZero() {
try {
scaleService.zero();
return true;
} catch (Exception e) {
e.printStackTrace();
}
return false;
}
/**
* 服务连接器
*/
ServiceConnection serviceConnection = new ServiceConnection() {
serviceConnection = new ServiceConnection() {
@Override
public void onServiceConnected(ComponentName name, IBinder service) {
scaleService = ScaleService.Stub.asInterface(service);
......@@ -113,6 +93,27 @@ public class SunmiWeighing extends BaseWeighing {
scaleService = null;
}
};
Intent intent = new Intent();
intent.setPackage(SERVICE_PACKAGE);
intent.setAction(SERVICE_ACTION);
return this.context.bindService(intent, serviceConnection, Context.BIND_AUTO_CREATE);
}
@Override
public void setWeighingCallback(WeighingCallback weighingCallback) {
this.weighingCallback = weighingCallback;
}
@Override
public boolean resetZero() {
try {
scaleService.zero();
return true;
} catch (Exception e) {
e.printStackTrace();
}
return false;
}
@Override
public boolean release() {
......
weighing/src/main/java/com/miya/weighing/WeighingManager.java
View file @ 13d6bbf2
......@@ -4,6 +4,8 @@ import android.content.Context;
import android.support.annotation.NonNull;
import android.util.Log;
import com.miya.weighing.utils.D;
public class WeighingManager {
final static String TAG = WeighingManager.class.getSimpleName();
......@@ -80,10 +82,10 @@ public class WeighingManager {
//轮询所有的称重服务,注意是同步方法
for (Type type : Type.values()) {
//确保之前的称重实例已被销毁
try {
if (weighing != null) {
weighing.release();
}
try {
//反射新建实例
Class weighingClass = Class.forName(type.clsName);
weighing = (Weighing) weighingClass.newInstance();
......@@ -155,6 +157,10 @@ public class WeighingManager {
Class weighingClass = Class.forName(type.clsName);
weighing = (Weighing) weighingClass.newInstance();
boolean result = weighing.init(context);
if (result == true) {
weighing.setWeighingName(type.clsName);
D.i(TAG, "称重硬件初始化成功==>" + weighing.getWeighingName());
}
return result;
} catch (Exception e) {
e.printStackTrace();
......
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