Android版谷歌地图V2停车 [英] Android Google Maps v2 Stopping
本文介绍了Android版谷歌地图V2停车的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我是新来的Android和谷歌地图API第2版。我试图在API中我的应用程序集成,但我得到:
不幸的是,地图实例已经停止。
块引用>谁能帮我找到错误了吗?
MainActivity类别:
进口android.app.Activity;进口android.os.Bundle;
进口android.widget.Toast;进口com.google.android.gms.maps.GoogleMap;
进口com.google.android.gms.maps.MapFragment; 公共类MainActivity延伸活动{@覆盖
保护无效的onCreate(捆绑savedInstanceState){
super.onCreate(savedInstanceState);
的setContentView(R.layout.activity_main); GoogleMap的地图;
地图=((MapFragment)getFragmentManager()。findFragmentById(R.id.map))
.getMap(); 如果(图== NULL)
Toast.makeText(getApplicationContext(),
对不起!无法创建地图,Toast.LENGTH_SHORT).show();
其他{
//做somework在这里。 } } }activity_main.xml中
<的RelativeLayout的xmlns:机器人=http://schemas.android.com/apk/res/android
的xmlns:工具=http://schemas.android.com/tools
机器人:layout_width =match_parent
机器人:layout_height =match_parent
机器人:paddingBottom会=@扪/ activity_vertical_margin
机器人:paddingLeft =@扪/ activity_horizontal_margin
机器人:paddingRight =@扪/ activity_horizontal_margin
机器人:paddingTop =@扪/ activity_vertical_margin
工具:上下文=MainActivity。><! - 谷歌地图API V2 - ><片段
机器人:ID =@ + ID /图
机器人:名字=com.google.android.gms.maps.MapFragment
机器人:layout_width =match_parent
机器人:layout_height =match_parent/>< / RelativeLayout的>Androidmainfest.xml
<许可
机器人:名字=com.example.example.permission.MAPS_RECEIVE
安卓的ProtectionLevel =签名>
< /许可> <使用许可权的android:NAME =com.example.mapexample.permission.MAPS_RECEIVE/>
<使用许可权的android:NAME =com.google.android.providers.gsf.permission.READ_GSERVICES/>
<使用许可权的android:NAME =android.permission.INTERNET对/>
<使用许可权的android:NAME =android.permission.WRITE_EXTERNAL_STORAGE/>
<使用许可权的android:NAME =android.permission.ACCESS_COARSE_LOCATION/>
<使用许可权的android:NAME =android.permission.ACCESS_FINE_LOCATION/><用途特征
机器人:glEsVersion =0x00020000
机器人:要求=真/><用途-SDK
安卓的minSdkVersion =11
机器人:targetSdkVersion =21/><应用
机器人:allowBackup =真
机器人:图标=@绘制/ ic_launcher
机器人:标签=@字符串/ APP_NAME
机器人:主题=@风格/ AppTheme>
<活动
机器人:名字=。MainActivity
机器人:标签=@字符串/ APP_NAME>
< /活性GT;
<活动
机器人:样本NAME =
机器人:标签=@字符串/ title_activity_sample>
&所述;意图滤光器>
<作用机器人:名字=android.intent.action.MAIN/> <类机器人:名字=android.intent.category.LAUNCHER/>
&所述; /意图滤光器>
< /活性GT; !< - <使用库机器人:名字=com.google.android.maps/> - >
&所述;元数据
机器人:名字=com.google.android.gms.version
机器人:值=6587000/> <! - API密钥 - >
&所述;元数据
机器人:名字=com.google.android.maps.v2.API_KEY
机器人:值=API-KEY-HERE/>
< /用途>我logcat的输出
06-10 21:03:06.610:E / dalvikvm(857):找不到类的com.google.android.gms.maps.MapFragment,从法引用COM .example.mapexample.MainActivity.onCreate
06-10 21:03:06.610:W / dalvikvm(857):VFY:无法解决入住投第1271(LCOM /谷歌/安卓/ GMS /地图/ MapFragment;)在LCOM /例子/ mapexample / MainActivity;
06-10 21:03:06.610:D / dalvikvm(857):VFY:在更换运code 0x1F的0x0014
06-10 21:03:06.670:D / AndroidRuntime(857):关闭VM
06-10 21:03:06.670:W / dalvikvm(857):主题ID = 1:螺纹未捕获的异常退出(组= 0xb1ae6d70)
06-10 21:03:06.880:E / AndroidRuntime(857):致命异常:主要
06-10 21:03:06.880:E / AndroidRuntime(857):工艺:com.example.mapexample,PID:857
06-10 21:03:06.880:E / AndroidRuntime(857):了java.lang.RuntimeException:无法启动活动ComponentInfo {com.example.mapexample / com.example.mapexample.MainActivity}:android.view.InflateException:二进制XML文件行#13:错误充气类片段
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2197)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2258)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread.access $ 800(ActivityThread.java:138)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1209)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.os.Handler.dispatchMessage(Handler.java:102)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.os.Looper.loop(Looper.java:136)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread.main(ActivityThread.java:5026)
06-10 21:03:06.880:E / AndroidRuntime(857):在java.lang.reflect.Method.invokeNative(本机方法)
06-10 21:03:06.880:E / AndroidRuntime(857):在java.lang.reflect.Method.invoke(Method.java:515)
06-10 21:03:06.880:E / AndroidRuntime(857):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:777)
06-10 21:03:06.880:E / AndroidRuntime(857):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602)
06-10 21:03:06.880:E / AndroidRuntime(857):在dalvik.system.NativeStart.main(本机方法)
06-10 21:03:06.880:E / AndroidRuntime(857):android.view.InflateException:二进制XML文件行#13:错误充气类片段产生的原因
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:713)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.rInflate(LayoutInflater.java:755)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.inflate(LayoutInflater.java:492)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.inflate(LayoutInflater.java:397)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.inflate(LayoutInflater.java:353)
06-10 21:03:06.880:E / AndroidRuntime(857):在com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:309)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Activity.setContentView(Activity.java:1930)
06-10 21:03:06.880:E / AndroidRuntime(857):在com.example.mapexample.MainActivity.onCreate(MainActivity.java:15)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Activity.performCreate(Activity.java:5242)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2161)
06-10 21:03:06.880:E / AndroidRuntime(857):11 ...更多
06-10 21:03:06.880:E / AndroidRuntime(857):$ android.app.Fragment InstantiationException:产生的原因无法实例片段com.google.android.gms.maps.MapFragment:确保类名称存在,是公众,并且有一个空的构造是公
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Fragment.instantiate(Fragment.java:597)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Fragment.instantiate(Fragment.java:561)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Activity.onCreateView(Activity.java:4788)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:689)
06-10 21:03:06.880:E / AndroidRuntime(857):21 ...更多
06-10 21:03:06.880:E / AndroidRuntime(857):抛出java.lang.ClassNotFoundException:产生的原因没有找到类com.google.android.gms.maps.MapFragment的路径:DexPathList [拉链文件\"/data/app/com.example.mapexample-1.apk\"],nativeLibraryDirectories=[/data/app-lib/com.example.mapexample-1, /系统/ lib目录]
06-10 21:03:06.880:E / AndroidRuntime(857):在dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
06-10 21:03:06.880:E / AndroidRuntime(857):在java.lang.ClassLoader.loadClass(ClassLoader.java:497)
06-10 21:03:06.880:E / AndroidRuntime(857):在java.lang.ClassLoader.loadClass(ClassLoader.java:457)
06-10 21:03:06.880:E / AndroidRuntime(857):在android.app.Fragment.instantiate(Fragment.java:583)
06-10 21:03:06.880:E / AndroidRuntime(857):24 ...更多
解决方案您code似乎罚款。你可以试试这种方法,这在官方文档中提到,
@覆盖
保护无效的onCreate(捆绑savedInstanceState){
super.onCreate(savedInstanceState);
的setContentView(R.layout.activity_main); setUpMapIfNeeded()}setUpMapIfNeeded私人无效(){
MapFragment mapFragment =(MapFragment)getFragmentManager()
.findFragmentById(R.id.map);
mapFragment.getMapAsync(MainActivity.this);
}@覆盖
公共无效onMa pready(最终的GoogleMap的GoogleMap){ //地图已加载
}请确保您的类实现的 OnMa preadyCallback
I am new to Android and Google Maps v2 API. I tried to integrate the API in my app but I am getting:
Unfortunately, Map Example has stopped.
Can anyone help me finding the mistake?
MainActivity class:
import android.app.Activity; import android.os.Bundle; import android.widget.Toast; import com.google.android.gms.maps.GoogleMap; import com.google.android.gms.maps.MapFragment; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); GoogleMap map; map = ((MapFragment) getFragmentManager().findFragmentById(R.id.map)) .getMap(); if (map == null) Toast.makeText(getApplicationContext(), "Sorry! unable to create Map.", Toast.LENGTH_SHORT).show(); else { // do somework here. } } }
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context=".MainActivity" > <!-- Google Maps API V2 --> <fragment android:id="@+id/map" android:name="com.google.android.gms.maps.MapFragment" android:layout_width="match_parent" android:layout_height="match_parent" /> </RelativeLayout>
Androidmainfest.xml
<permission android:name="com.example.example.permission.MAPS_RECEIVE" android:protectionLevel="signature" > </permission> <uses-permission android:name="com.example.mapexample.permission.MAPS_RECEIVE" /> <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" /> <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /> <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /> <uses-feature android:glEsVersion="0x00020000" android:required="true" /> <uses-sdk android:minSdkVersion="11" android:targetSdkVersion="21" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name=".MainActivity" android:label="@string/app_name" > </activity> <activity android:name=".Sample" android:label="@string/title_activity_sample" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <!-- <uses-library android:name="com.google.android.maps"/> --> <meta-data android:name="com.google.android.gms.version" android:value="6587000" /> <!-- API KEY --> <meta-data android:name="com.google.android.maps.v2.API_KEY" android:value="API-KEY-HERE" /> </application>
My logcat output
06-10 21:03:06.610: E/dalvikvm(857): Could not find class 'com.google.android.gms.maps.MapFragment', referenced from method com.example.mapexample.MainActivity.onCreate 06-10 21:03:06.610: W/dalvikvm(857): VFY: unable to resolve check-cast 1271 (Lcom/google/android/gms/maps/MapFragment;) in Lcom/example/mapexample/MainActivity; 06-10 21:03:06.610: D/dalvikvm(857): VFY: replacing opcode 0x1f at 0x0014 06-10 21:03:06.670: D/AndroidRuntime(857): Shutting down VM 06-10 21:03:06.670: W/dalvikvm(857): threadid=1: thread exiting with uncaught exception (group=0xb1ae6d70) 06-10 21:03:06.880: E/AndroidRuntime(857): FATAL EXCEPTION: main 06-10 21:03:06.880: E/AndroidRuntime(857): Process: com.example.mapexample, PID: 857 06-10 21:03:06.880: E/AndroidRuntime(857): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.mapexample/com.example.mapexample.MainActivity}: android.view.InflateException: Binary XML file line #13: Error inflating class fragment 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2197) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2258) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread.access$800(ActivityThread.java:138) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1209) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.os.Handler.dispatchMessage(Handler.java:102) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.os.Looper.loop(Looper.java:136) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread.main(ActivityThread.java:5026) 06-10 21:03:06.880: E/AndroidRuntime(857): at java.lang.reflect.Method.invokeNative(Native Method) 06-10 21:03:06.880: E/AndroidRuntime(857): at java.lang.reflect.Method.invoke(Method.java:515) 06-10 21:03:06.880: E/AndroidRuntime(857): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:777) 06-10 21:03:06.880: E/AndroidRuntime(857): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602) 06-10 21:03:06.880: E/AndroidRuntime(857): at dalvik.system.NativeStart.main(Native Method) 06-10 21:03:06.880: E/AndroidRuntime(857): Caused by: android.view.InflateException: Binary XML file line #13: Error inflating class fragment 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:713) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.rInflate(LayoutInflater.java:755) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.inflate(LayoutInflater.java:492) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.inflate(LayoutInflater.java:397) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.inflate(LayoutInflater.java:353) 06-10 21:03:06.880: E/AndroidRuntime(857): at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:309) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Activity.setContentView(Activity.java:1930) 06-10 21:03:06.880: E/AndroidRuntime(857): at com.example.mapexample.MainActivity.onCreate(MainActivity.java:15) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Activity.performCreate(Activity.java:5242) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2161) 06-10 21:03:06.880: E/AndroidRuntime(857): ... 11 more 06-10 21:03:06.880: E/AndroidRuntime(857): Caused by: android.app.Fragment$InstantiationException: Unable to instantiate fragment com.google.android.gms.maps.MapFragment: make sure class name exists, is public, and has an empty constructor that is public 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Fragment.instantiate(Fragment.java:597) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Fragment.instantiate(Fragment.java:561) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Activity.onCreateView(Activity.java:4788) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:689) 06-10 21:03:06.880: E/AndroidRuntime(857): ... 21 more 06-10 21:03:06.880: E/AndroidRuntime(857): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gms.maps.MapFragment" on path: DexPathList[[zip file "/data/app/com.example.mapexample-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.mapexample-1, /system/lib]] 06-10 21:03:06.880: E/AndroidRuntime(857): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) 06-10 21:03:06.880: E/AndroidRuntime(857): at java.lang.ClassLoader.loadClass(ClassLoader.java:497) 06-10 21:03:06.880: E/AndroidRuntime(857): at java.lang.ClassLoader.loadClass(ClassLoader.java:457) 06-10 21:03:06.880: E/AndroidRuntime(857): at android.app.Fragment.instantiate(Fragment.java:583) 06-10 21:03:06.880: E/AndroidRuntime(857): ... 24 more
解决方案Your code seems fine. You may try this way, This is mentioned in the official docs,
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); setUpMapIfNeeded() } private void setUpMapIfNeeded() { MapFragment mapFragment = (MapFragment) getFragmentManager() .findFragmentById(R.id.map); mapFragment.getMapAsync(MainActivity.this); } @Override public void onMapReady(final GoogleMap googleMap) { // map has been loaded }
Make sure your class implements OnMapReadyCallback
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