封装SDK，打包AAR 可能会出现的问题

package com.lumous.libprint; import android.annotation.SuppressLint; import android.app.Application; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.os.Build; import android.os.IBinder; import android.text.TextUtils; import android.util.Log; import androidx.annotation.NonNull; import com.lumous.libprint.bean.ComBean; import com.lumous.libprint.bean.ComInfo; import com.lumous.libprint.bean.PrintInfo; import com.lumous.libprint.bean.PrinterBean; import com.lumous.libprint.bean.PrinterBitmap; import com.lumous.libprint.bean.QRCode; import com.lumous.libprint.bean.SunMiBean; import com.lumous.libprint.bean.SunMiInfo; import com.lumous.libprint.nov.SerialHelper; import com.lumous.libprint.utils.Config; import com.lumous.libprint.utils.OnPrintListener; import com.lumous.libprint.utils.Utils; import com.printsdk.cmd.PrintCmd; import com.sunmi.extprinterservice.ExtPrinterService; import net.posprinter.IConnectListener; import net.posprinter.IDeviceConnection; import net.posprinter.POSConnect; import net.posprinter.POSConst; import net.posprinter.POSPrinter; import java.io.IOException; import java.security.InvalidParameterException; import java.util.List; import java.util.concurrent.TimeUnit; import okhttp3.Call; import okhttp3.MediaType; import okhttp3.OkHttpClient; import com.zhy.http.okhttp.OkHttpUtils; import com.zhy.http.okhttp.callback.StringCallback; import com.zhy.http.okhttp.log.LoggerInterceptor; import org.json.JSONObject; public class PrintManager { @SuppressLint("StaticFieldLeak") private volatile static PrintManager instance; public static PrintManager get(){ if(instance==null){ synchronized (PrintManager.class){ if(instance == null){ instance = new PrintManager(); } } } return instance; } private Application mContext; private OnPrintListener listener; private boolean isInit =false;//是否初始化 private boolean isAuth = false; private int printType = 0;//打印机类型，1=英诺尔，2商米K2,3芯烨 /**——————————————————————英诺尔——————————————————————————*/ private SerialControl ComA;//串口 static int m_iRecValue = 0;//接收值 /**—————————————SunMi—————————————————————*/ private ExtPrinterService eps; private ServiceConnection serCon; /**————————————————芯烨——————————————————————*/ private IDeviceConnection curConnect; private POSPrinter xPrinter; /** * @param type 1=英诺尔，2商米K2，3芯烨 * @param snNo 设备号 * @param appId appId * @param appSecret appSecret */ public void init(Application context, int type, String snNo, String appId, String appSecret){ mContext = context; if(TextUtils.isEmpty(snNo)){ onError(Config.code_1006,"设备号不能未空"); return; }else if(TextUtils.isEmpty(appId)){ onError(Config.code_1006,"appId不能未空"); return; }else if(TextUtils.isEmpty(appSecret)){ onError(Config.code_1006,"appSecret不能未空"); return; } printType = type; auth(snNo,appId,appSecret); } public void auth(String snNo, String appId, String appSecret){ initOkHttp(); JSONObject ij = new JSONObject(); try{ ij.put("sdkVersion", Utils.INSTANCE.getCodeName()); ij.put("deviceSn",snNo); }catch (Exception e){ e.printStackTrace(); } String ts = String.valueOf(System.currentTimeMillis() / 1000); OkHttpUtils.postString().url(Utils.INSTANCE.getHostUrl()+"auth/printer") .mediaType(MediaType.parse("application/json; charset=utf-8")) .addHeader("lmts",ts) .addHeader("lmAppId",appId) .addHeader("lmsignature", Utils.INSTANCE.md5(ts + appSecret + ij)) .content(ij.toString()) .build().execute(new StringCallback() { @Override public void onError(Call call, Exception e, int id) { PrintManager.this.onError(Config.code_1001,e.toString()+"鉴权失败"); } @Override public void onResponse(String response, int id) { logMsg("ase===data="+response); if(!TextUtils.isEmpty(response)){ checkData(response); }else{ PrintManager.this.onError(Config.code_1005,"鉴权接口异常"); } } }); } private void initOkHttp(){ OkHttpClient ok = new OkHttpClient.Builder() .addInterceptor(new LoggerInterceptor("ase===")) .connectTimeout(60, TimeUnit.SECONDS) .readTimeout(60, TimeUnit.SECONDS) .build(); OkHttpUtils.initClient(ok); } private void checkData(String response){ try { JSONObject data = new JSONObject(response); int code = data.getInt("errCode"); if(code == 0){ isAuth = true; String result = data.getString("result"); if(!TextUtils.isEmpty(result)){ int status = new JSONObject(result).getInt("status"); if(status==1){ onConnect(0); if(printType==1){ initNov(); }else if(printType==2){ initSunMi(); }else if(printType==3){ initXPrinter(); }else { onError(Config.code_1002,"此设备型号不支持"); } }else{ onError(Config.code_1004,"鉴权未通过"); } }else{ onError(Config.code_1005,"鉴权接口异常"); } }else{ String str = data.getString("errMsg"); if(TextUtils.isEmpty(str)){ str = "鉴权失败"; } onError(Config.code_1001,str); } }catch (Exception e){ e.printStackTrace(); } } /** 初始化英诺尔 */ private void initNov(){ isInit = true; String devPort; if(Build.MODEL.equals("3280")){ devPort = Config.Port3280; }else if(Build.MODEL.equals("3568A")){ devPort = Config.Port3568A; }else { isInit = false; onError(Config.code_1002,"此设备型号不支持"); return; } if (ComA == null) { ComA = new SerialControl(); ComA.setbLoopData(PrintCmd.GetStatus4()); ComA.setPort(devPort); String devRate = "115200"; ComA.setBaudRate(devRate); OpenComPort(ComA); } } private void initSunMi(){ isInit = true; if(Build.MODEL.equals("K2")){ serCon = new ServiceConnection() { @Override public void onServiceConnected(ComponentName componentName, IBinder iBinder) {