我是Android和Google Map Integration的初学者。我在Google地图中遇到问题。我在谷歌以及这个网站上搜索过但我找不到合适的解决方案。我尝试了大部分解决方案，但仍然无法解决我的问题。如果任何人有解决方案，那么请帮我解决问题。 我发布了包含ERROR消息的整个代码
activity_main.xml中
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:map="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
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="com.example.googlemapexaple.MainActivity" >
<fragment
android:id="@+id/map"
class="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>
MainActivity.java
package com.example.googlemapexaple;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.widget.Toast;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesUtil;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
public class MainActivity extends FragmentActivity {
private SupportMapFragment map;
private GoogleMap googleMap;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
int service = GooglePlayServicesUtil
.isGooglePlayServicesAvailable(this);
if (service == ConnectionResult.SERVICE_MISSING) {
Toast.makeText(this, "Google Play Service is Missing!!",
Toast.LENGTH_LONG).show();
}
if (service == ConnectionResult.SERVICE_INVALID) {
Toast.makeText(this, "Google Play Service is Invalid!!",
Toast.LENGTH_LONG).show();
}
if (service == ConnectionResult.SERVICE_VERSION_UPDATE_REQUIRED) {
Toast.makeText(this, "Google Play Service is Updated!!",
Toast.LENGTH_LONG).show();
}
if (service == ConnectionResult.SUCCESS) {
map = (SupportMapFragment) getSupportFragmentManager()
.findFragmentById(R.id.map);
googleMap = map.getMap();
googleMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
}
}
}
的AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.googlemapexaple"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="21" />
<permission
android:name="com.example.googlemapexaple.permission.MAPS_RECEIVE"
android:protectionLevel="signature" />
<uses-permission android:name="com.example.googlemapexaple.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.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<!--
The following two permissions are not required to use
Google Maps Android API v2, but are recommended.
-->
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_MOCK_LOCATION" />
<!-- Required OpenGL ES 2.0. for Maps V2 -->
<uses-feature
android:glEsVersion="0x00020000"
android:required="true" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<uses-library
android:name="com.google.android.maps"
android:required="true" />
<meta-data
android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version" />
<meta-data
android:name="com.google.android.maps.v2.API_KEY"
android:value="AIzaSyD4ON_sFdsr5udAZZAbL2YWlAdqixn_Q_0" />
<activity
android:name="com.example.googlemapexaple.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
proguard的-project.txt
-keep class * extends java.util.ListResourceBundle {
protected Object[][] getContents();
}
-keep public class com.google.android.gms.common.internal.safeparcel.SafeParcelable {
public static final *** NULL;
}
-keepnames @com.google.android.gms.common.annotation.KeepName class *
-keepclassmembernames class * {
@com.google.android.gms.common.annotation.KeepName *;
}
-keepnames class * implements android.os.Parcelable {
public static final ** CREATOR;
}
现在我在这里发布logcat
中显示错误11-22 13:13:38.995: I/dalvikvm(17645): Could not find method com.google.android.gms.common.GooglePlayServicesUtil.isGooglePlayServicesAvailable, referenced from method com.example.googlemapexaple.MainActivity.onCreate
11-22 13:13:38.995: W/dalvikvm(17645): VFY: unable to resolve static method 9318: Lcom/google/android/gms/common/GooglePlayServicesUtil;.isGooglePlayServicesAvailable (Landroid/content/Context;)I
11-22 13:13:38.995: D/dalvikvm(17645): VFY: replacing opcode 0x71 at 0x000a
11-22 13:13:39.390: D/AndroidRuntime(17645): Shutting down VM
11-22 13:13:39.390: W/dalvikvm(17645): threadid=1: thread exiting with uncaught exception (group=0x41d12700)
11-22 13:13:39.420: E/AndroidRuntime(17645): FATAL EXCEPTION: main
11-22 13:13:39.420: E/AndroidRuntime(17645): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.googlemapexaple/com.example.googlemapexaple.MainActivity}: android.view.InflateException: Binary XML file line #13: Error inflating class fragment
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2295)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2349)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread.access$700(ActivityThread.java:159)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1316)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.os.Handler.dispatchMessage(Handler.java:99)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.os.Looper.loop(Looper.java:176)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread.main(ActivityThread.java:5419)
11-22 13:13:39.420: E/AndroidRuntime(17645): at java.lang.reflect.Method.invokeNative(Native Method)
11-22 13:13:39.420: E/AndroidRuntime(17645): at java.lang.reflect.Method.invoke(Method.java:525)
11-22 13:13:39.420: E/AndroidRuntime(17645): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1046)
11-22 13:13:39.420: E/AndroidRuntime(17645): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:862)
11-22 13:13:39.420: E/AndroidRuntime(17645): at dalvik.system.NativeStart.main(Native Method)
11-22 13:13:39.420: E/AndroidRuntime(17645): Caused by: android.view.InflateException: Binary XML file line #13: Error inflating class fragment
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:719)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.inflate(LayoutInflater.java:498)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.inflate(LayoutInflater.java:398)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.inflate(LayoutInflater.java:354)
11-22 13:13:39.420: E/AndroidRuntime(17645): at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:361)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Activity.setContentView(Activity.java:1956)
11-22 13:13:39.420: E/AndroidRuntime(17645): at com.example.googlemapexaple.MainActivity.onCreate(MainActivity.java:20)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Activity.performCreate(Activity.java:5372)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1104)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2257)
11-22 13:13:39.420: E/AndroidRuntime(17645): ... 11 more
11-22 13:13:39.420: E/AndroidRuntime(17645): Caused by: android.app.Fragment$InstantiationException: Unable to instantiate fragment com.google.android.gms.maps.SupportMapFragment: make sure class name exists, is public, and has an empty constructor that is public
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Fragment.instantiate(Fragment.java:596)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Fragment.instantiate(Fragment.java:560)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Activity.onCreateView(Activity.java:4958)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:695)
11-22 13:13:39.420: E/AndroidRuntime(17645): ... 21 more
11-22 13:13:39.420: E/AndroidRuntime(17645): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gms.maps.SupportMapFragment" on path: /system/framework/com.google.android.maps.jar:/data/app/com.example.googlemapexaple-1.apk
11-22 13:13:39.420: E/AndroidRuntime(17645): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:64)
11-22 13:13:39.420: E/AndroidRuntime(17645): at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
11-22 13:13:39.420: E/AndroidRuntime(17645): at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
11-22 13:13:39.420: E/AndroidRuntime(17645): at android.app.Fragment.instantiate(Fragment.java:582)
11-22 13:13:39.420: E/AndroidRuntime(17645): ... 24 more
请给我解决问题的方法。以及我正在尝试MapFragment with Activity但仍然显示此错误。只是在找不到MapFragment的情况下更改类。
答案 0 :(得分：0)
我希望它能奏效。
<uses-sdk
android:minSdkVersion="11"
android:targetSdkVersion="21" />