Tool Class Summary---(vii) General tools for---

The so-called generic tool is a method that is often used, such as judging the state of the network, determining whether the SD exists, popping toasts, and so on.

 Packagecgjr.com.cgjr.utils;ImportAndroid.content.Context;ImportAndroid.net.ConnectivityManager;ImportAndroid.net.NetworkInfo;Importandroid.os.Environment;Importandroid.text.TextUtils;ImportAndroid.util.Log;ImportAndroid.widget.Toast;Importorg.json.JSONException;ImportOrg.json.JSONObject;ImportJava.io.PrintWriter;ImportJava.io.StringWriter;ImportJava.io.Writer;Importcgjr.com.cgjr.CGApplication;ImportCGJR.COM.CGJR.DATA.ERRORMSG;/*** Created by Administrator on 2016/4/13.*/ Public classUtilityutils {/*** Determine if there is an Internet connection * *@paramContext *@return     */     Public Static Booleanisnewworkconnected (Context context) {if(Context! =NULL) {Connectivitymanager Mconnectivitymanager=(Connectivitymanager) Context.getsystemservice (Context.connectivity_service); if(Mconnectivitymanager! =NULL) {Networkinfo mobileinfo=Mconnectivitymanager.getnetworkinfo (Connectivitymanager.type_mobile); Networkinfo Wifiinfo=Mconnectivitymanager.getnetworkinfo (Connectivitymanager.type_wifi); if(Mobileinfo = =NULL|| !mobileinfo.isavailable ()) && (Wifiinfo = =NULL|| !wifiinfo.isavailable ())) {                    return false; }            } Else {                return false; }        }        return true; }     Public Static voidMaketext_short (context context, String msg) {if(! Textutils.isempty (MSG) && Context! =NULL) {Toast.maketext (Context, Textutils.isempty (msg)? "": Msg, Toast.length_long). Show (); }    }    /**     * @paramActivity Support Page *@paramobj parses the data image and resolves it to a JSON object for parsing operations *@return     * @throwsjsonexception*/     Public StaticJsonobject Parseobj (Context activity, Object obj)throwsjsonexception {return NewJsonobject (obj.tostring ()); }    /*** Determine if the SD card exists * *@return     */     Public Static Booleanishavesd () {if(Environment.getexternalstoragestate (). Equals (environment.media_mounted)) {return true; } Else {            return false; }    }    /*** Save the error message to the local database * *@paramerrormsg Error message*/     Public Static voidSaveexceptioninfo (Throwable errormsg) {logutils.i ("Saveexceptioninfo", "Save error log:" +GetErrorInfo (errormsg)); ErrorMsg Error=Newerrormsg (Cgapplication.getapp (), GetErrorInfo (errormsg), log.error);    Error.save (); }    /*** GET error message * *@paramArg1 *@return     */     Public StaticString GetErrorInfo (Throwable arg1) {writer writer=NewStringWriter (); PrintWriter PW=NewPrintWriter (writer);        Arg1.printstacktrace (PW);        Pw.close (); String Error=writer.tostring (); returnerror; }}

The previous save error log to the local database is related to the problem of manipulating the local database.

 PackageCgjr.com.cgjr.data;ImportAndroid.os.Build;ImportAndroid.util.Log;ImportOrg.litepal.crud.DataSupport;Importjava.util.Date;Importcgjr.com.cgjr.CGApplication;Importcgjr.com.cgjr.constants.Constants;ImportCgjr.com.cgjr.utils.DateUtil;/*** Program Error class * Created by Administrator on 2016/4/13.*/ Public classErrorMsgextends datasupport { Publicerrormsg () {} Publicerrormsg (cgapplication cgapp) {setnet (Cgapp.getnetworkstatus ());    SetuId (Cgapp.getuserid ()); }     PublicErrorMsg (cgapplication Cgapp, String msg,intlog)        {setnet (Cgapp.getnetworkstatus ());        SetuId (Cgapp.getuserid ());        Setmsg (msg);    Setlog (log); }    /*** Priority Log level*/    Private intLog =Log.info; /*** User ID*/    PrivateString uId; /*** NETSTATUS;//network available status, 0 means no network available, 1 means WiFi network available 2 indicates that the cellular network is available*/    Private intNET = 0; /*** Phone Model*/    PrivateString MT =Build.model; /*** System version number*/    PrivateString SV =Build.VERSION.RELEASE; /*** OS*/    PrivateString os = "Android"; /*** App version*/    PrivateString av =Constants.version_; /*** Time*/    PrivateString time = dateutil.formatdatetostring (NewDate (), Dateutil.iso8601_datetime_pattern); /*** ERROR Content*/    PrivateString msg;  Public intGetLog () {returnlog; }     Public voidSetlog (intlog) {         This. log =log; }     PublicString Getuid () {returnuId; }     Public voidsetuId (String uId) { This. UId =uId; }     Public intgetnet () {returnnet; }     Public voidSetnet (intnet) {         This. NET =net; }     PublicString getmt () {returnMT; }     Public voidsetmt (String mt) { This. MT =MT; }     PublicString getsv () {returnSV; }     Public voidSETSV (String sv) { This. SV =SV; }     PublicString Getos () {returnOS; }     Public voidSetos (String os) { This. OS =OS; }     PublicString Getav () {returnav; }     Public voidsetav (String av) { This. av =av; }     PublicString GetTime () {returnTime ; }     Public voidsettime (String time) { This. Time =Time ; }     PublicString getmsg () {returnmsg; }     Public voidsetmsg (String msg) { This. msg =msg; }}

Tool Class Summary---(vii) General tools for---