Android Emulator - javatpoint

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Android Emulator · 1. In Android Studio, we need to create an Android Virtual Device (AVD) that the emulator can use to install and run your app. To create a new ... ⇧SCROLLTOTOP Home Android Java Servlet JSP Struts2 MailAPI Hibernate Spring DesignPattern Quiz Projects InterviewQ Comment AndroidTraining AndroidTutorial AndroidIntroduction WhatisAndroid HistoryandVersion AndroidArchitecture CoreBuildingBlocks AndroidEmulator InstallAndroid SetupEclipse HelloAndroidexample InternalDetails DalvikVM AndroidManifest.xml R.java HideTitleBar ScreenOrientation AndroidWidgets UIWidgets WorkingwithButton Toast CustomToast ToggleButton CheckBox CustomCheckBox RadioButton DynamicRadioButton CustomRadioButton AlertDialog Spinner AutoCompleteTextView ListView CustomListView RatingBar WebView SeekBar DatePicker TimePicker AnalogandDigital ProgressBar VerticalScrollView HorizontalScrollView ImageSwitcher ImageSlider ViewStub TabLayout TabLayoutwithFrameLayout SearchView SearchViewonToolbar EditTextwithTextWatcher 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TheAndroidemulatorisanAndroidVirtualDevice(AVD),whichrepresentsaspecificAndroiddevice.WecanusetheAndroidemulatorasatargetdevicetoexecuteandtestourAndroidapplicationonourPC.TheAndroidemulatorprovidesalmostallthefunctionalityofarealdevice.Wecangettheincomingphonecallsandtextmessages.Italsogivesthelocationofthedeviceandsimulatesdifferentnetworkspeeds.Androidemulatorsimulatesrotationandotherhardwaresensors.ItaccessestheGooglePlaystore,andmuchmore TestingAndroidapplicationsonemulatoraresometimesfasterandeasierthandoingonarealdevice.Forexample,wecantransferdatafastertotheemulatorthantoarealdeviceconnectedthroughUSB. TheAndroidemulatorcomeswithpredefinedconfigurationsforseveralAndroidphones,WearOS,tablet,AndroidTVdevices. Requirementandrecommendations TheAndroidemulatortakesadditionalrequirementsbeyondthebasicsystemrequirementforAndroidStudio.Theserequirementsaregivenbelow: SDKTools26.1.1orhigher 64-bitprocessor Windows:CPUwithUG(unrestrictedguest)support HAXM6.2.1orlater(recommendedHAXM7.2.0orlater) Installtheemulator TheAndroidemulatorisinstalledwhileinstallingtheAndroidStudio.HoweversomecomponentsofemulatormayormaynotbeinstalledwhileinstallingAndroidStudio.Toinstalltheemulatorcomponent,selecttheAndroidEmulatorcomponentintheSDKToolstaboftheSDKManager. RunanAndroidappontheEmulator WecanrunanAndroidappformtheAndroidStudioproject,orwecanrunanappwhichisinstalledontheAndroidEmulatoraswerunanyapponadevice. TostarttheAndroidEmulatorandrunanapplicationinourproject: 1.InAndroidStudio,weneedtocreateanAndroidVirtualDevice(AVD)thattheemulatorcanusetoinstallandrunyourapp.TocreateanewAVD:- 1.1OpentheAVDManagerbyclickingTools>AVDManager. 1.2ClickonCreateVirtualDevice,atthebottomoftheAVDManagerdialog.ThenSelectHardwarepageappears. 1.3SelectahardwareprofileandthenclickNext.Ifwedon?tseethehardwareprofilewewant,thenwecancreateorimportahardwareprofile.TheSystemImagepageappears. 1.4SelectthesystemimagefortheparticularAPIlevelandclickNext.ThisleadstoopenaVerifyConfigurationpage. 1.5ChangeAVDpropertiesifneeded,andthenclickFinish. 2.Inthetoolbar,choosetheAVD,whichwewanttorunourappfromthetargetdevicefromthedrop-downmenu. 3.ClickRun. LaunchtheEmulatorwithoutfirstrunninganapp Tostarttheemulator: OpentheAVDManager. Double-clickanAVD,orclickRun Whiletheemulatorisrunning,wecanruntheAndroidStudioprojectandselecttheemulatorasthetargetdevice.WecanalsodraganAPKsfiletoinstallonanemulator,andthenrunthem. Starttheemulatorfromthecommandline TheAndroidSDKincludestheAndroiddeviceemulator.Androidemulatorletsyoudevelopandtestouttheapplicationwithoutusingaphysicaldevice. Startingtheemulator Usingtheemulatorcommand,wewillstartanemulator.ItisanalternativetorunourprojectorstartthroughtheAVDManager. Hereisthebasiccommand-linesyntaxforstartingavirtualdevice: $emulator-avdavd_name[{-option[value]}...] or $emulator@avd_name[{-option[value]}...] Forexample,ifweexecutetheemulatorfromAndroidStudioonaMac,thedefaultcommandlinewillbesimilarasfollows: $/Users/user_name/Library/Android/sdk/emulator/emulator-avdNexus_5X_API_23-netdelaynone-netspeedfull TodisplaythelistofAVDnames,enterthefollowingcommand: $emulator-list-avds Runandstopanemulator,andcleardata FromtheVirtualDevicepage,wecanperformthefollowingoperationonemulator: TorunanAndroidemulatorthatusesanAVD,double-clicktheAVD,orclickLaunch Tostoptherunningemulator,right-clickandselectStop,orclickMenu▼andselectStop. Ifwewanttoclearthedatafromanemulatorandreturnittotheinitialstatewhenitwasfirstdefined,thenright-clickanAVDandselectWipeData.Orclickmenu▼andselectWipeData. 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