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尝试添加片段时Android Inflate Excetion(android.vew.InflateException)

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MainActivity.java我遵循了这个[tutorial] [1]

我在第11行得到了二进制xml膨胀异常 .

package in.wptrafficanalyzer.locationsearchdialogv2;

import android.app.SearchManager;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.view.Menu;
import android.view.MenuItem;

import com.google.android.gms.maps.CameraUpdate;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;

public class MainActivity extends FragmentActivity implements
        LoaderCallbacks<Cursor> {

    GoogleMap mGoogleMap;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        SupportMapFragment fragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mGoogleMap = fragment.getMap();

        handleIntent(getIntent());

    }

    private void handleIntent(Intent intent) {
        if (intent.getAction().equals(Intent.ACTION_SEARCH)) {
            doSearch(intent.getStringExtra(SearchManager.QUERY));
        } else if (intent.getAction().equals(Intent.ACTION_VIEW)) {
            getPlace(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));
        }
    }

    @Override
    protected void onNewIntent(Intent intent) {
        super.onNewIntent(intent);
        setIntent(intent);
        handleIntent(intent);
    }

    private void doSearch(String query) {
        Bundle data = new Bundle();
        data.putString("query", query);
        getSupportLoaderManager().restartLoader(0, data, this);
    }

    private void getPlace(String query) {
        Bundle data = new Bundle();
        data.putString("query", query);
        getSupportLoaderManager().restartLoader(1, data, this);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onMenuItemSelected(int featureId, MenuItem item) {
        switch (item.getItemId()) {
        case R.id.action_search:
            onSearchRequested();
            break;
        }
        return super.onMenuItemSelected(featureId, item);
    }

    @Override
    public Loader<Cursor> onCreateLoader(int arg0, Bundle query) {
        CursorLoader cLoader = null;
        if (arg0 == 0)
            cLoader = new CursorLoader(getBaseContext(),
                    PlaceProvider.SEARCH_URI, null, null,
                    new String[] { query.getString("query") }, null);
        else if (arg0 == 1)
            cLoader = new CursorLoader(getBaseContext(),
                    PlaceProvider.DETAILS_URI, null, null,
                    new String[] { query.getString("query") }, null);
        return cLoader;
    }

    @Override
    public void onLoadFinished(Loader<Cursor> arg0, Cursor c) {
        showLocations(c);
    }

    @Override
    public void onLoaderReset(Loader<Cursor> arg0) {
        // TODO Auto-generated method stub
    }

    private void showLocations(Cursor c) {
        MarkerOptions markerOptions = null;
        LatLng position = null;
        mGoogleMap.clear();
        while (c.moveToNext()) {
            markerOptions = new MarkerOptions();
            position = new LatLng(Double.parseDouble(c.getString(1)),
                    Double.parseDouble(c.getString(2)));
            markerOptions.position(position);
            markerOptions.title(c.getString(0));
            mGoogleMap.addMarker(markerOptions);
        }
        if (position != null) {
            CameraUpdate cameraPosition = CameraUpdateFactory
                    .newLatLng(position);
            mGoogleMap.animateCamera(cameraPosition);
        }
    }
}

activity_main.xml中

<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" >



 <fragment
android:id="@+id/map"
android:name="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />

    </RelativeLayout>

原木猫:

07-25 14:24:31.385:E / AndroidRuntime(3281):FATAL EXCEPTION:main 07-25 14:24:31.385:E / AndroidRuntime(3281):java.lang.RuntimeException:无法启动活动ComponentInfo {in .wptrafficanalyzer.locationsearchdialogv2 / in.wptrafficanalyzer.locationsearchdialogv2.MainActivity}:android.view.InflateException:二进制XML文件行#11:错误膨胀类片段07-25 14:24:31.385:E / AndroidRuntime(3281):在android . app.ActivityThread.performLaunchActivity(ActivityThread.java:2129)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2154)07-25 14:24: 31.385:E / AndroidRuntime(3281):在android.app.ActivityThread.access $ 700(ActivityThread.java:146)07-25 14:24:31.385:E / AndroidRuntime(3281):在android.app.ActivityThread $ H . handleMessage(ActivityThread.java:1260)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.os.Handler.dispatchMessage(Handler.java:99)07-25 14:24:31.385:E / AndroidRuntime(3281):在android.os.Loop er.loop(Looper.java:137)07-25 14:24:31.385:E / AndroidRuntime(3281):在android.app.ActivityThread.main(ActivityThread.java:4949)07-25 14:24:31.385: E / AndroidRuntime(3281):at java.lang.reflect.Method.invokeNative(Native Method)07-25 14:24:31.385:E / AndroidRuntime(3281):at java.lang.reflect.Method.invoke(Method . java:511)07-25 14:24:31.385:E / AndroidRuntime(3281):at com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:1043)07-25 14:24:31.385: E / AndroidRuntime(3281):at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:810)07-25 14:24:31.385:E / AndroidRuntime(3281):at dalvik.system.NativeStart.main (本机方法)07-25 14:24:31.385:E / AndroidRuntime(3281):引起:android.view.InflateException:二进制XML文件行#11:错误膨胀类片段07-25 14:24:31.385:E / AndroidRuntime(3281):在android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:710)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.view.LayoutInflater.rInflate( LayoutInflater.java:752)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.view.LayoutInflater.inflate(LayoutInflater.java:495)07-25 14:24:31.385:E / AndroidRuntime( 3281):在android.view.LayoutInflater.inflate(LayoutInflater.java:397)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.view.LayoutInflater.inflate(LayoutInflater.java:353)07 -25 14:24:31.385:E / AndroidRuntime(3281):at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:318)07-25 14:24:31.385:E / AndroidRuntime(3281) ):在android.app.Activity.setContentView(Activity.java:1920)07-25 14:24:31.385:E / AndroidRuntime(3281):at in.wptrafficanalyzer.locationsearchdialogv2.MainActivity.onCreate(MainActivity.java:29) 07-25 14:24:31.385:E / AndroidRuntime(3281):在android.app.Activity.performCreate(Activity.java:5185)07-25 14:24:31.385:E / AndroidRuntime(3281):在android . app.Instrumentation.callActivityOnCreate(Instrumentation.java:1094)07-25 14:24:31.385:E / AndroidRuntime(3281):在android.app . ActivityThread.performLaunchActivity(ActivityThread.java:2093)07-25 14:24:31.385:E / AndroidRuntime(3281):... 11更多07-25 14:24:31.385:E / AndroidRuntime(3281):引起: java.lang.SecurityException:Maps API要求在AndroidManifest.xml中设置其他以下权限以确保正确的行为:07-25 14:24:31.385:E / AndroidRuntime(3281):07-25 14:24 :31.385:E / AndroidRuntime(3281):at owt.a(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at oze.a(Unknown Source)07-25 14:24:31.385 :E / AndroidRuntime(3281):at oze.a(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at oyg.a(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at oul.a(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at ouk.a(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime (3281):at grv.onTransact(SourceFile:107)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.os.Binder.transact(Binder.java:326)07-25 14:24 :31.385:E / AndroidRuntime(3281):在com.google.android.gms.maps.internal.IMapFragmentDelegate $ a $ a.onCreateView(未知来源)07-25 14:24:31.385:E / AndroidRuntime(3281):at com.google.android.gms.maps .SupportMapFragment $ a.onCreateView(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at com.google.android.gms.dynamic.a $ 4.b(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at com.google.android.gms .dynamic.aa(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at com.google.android.gms.dynamic.a.onCreateView(Unknown Source)07-25 14:24:31.385 :E / AndroidRuntime(3281):at com.google.android.gms.maps.SupportMapFragment.onCreateView(Unknown Source)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.support.v4.app .Fragment.performCreateView(Fragment.java:1500)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:911)07-25 14 :24:31.385:E / AndroidRuntime(3281):在android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1093)07-25 14:24:31.385:E / AndroidRuntime(3281):在android . support.v4.app.FragmentManagerImpl.addFragment(FragmentManager.java:1195)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.support.v4.app.FragmentActivity . onCreateView(FragmentActivity.java:291)07-25 14:24:31.385:E / AndroidRuntime(3281):at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:682)07-25 14:24:31.385:E / AndroidRuntime(3281):

的manifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="in.wptrafficanalyzer.locationsearchdialogv2"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="19" />
    <!-- Protect the map component of the application using application signature -->
    <permission
        android:name="in.wptrafficanalyzer.locationsearchdialogv2.permission.MAPS_RECEIVE"
        android:protectionLevel="signature" />

    <!-- Allows to receive map -->
    <uses-permission android:name="in.wptrafficanalyzer.locationsearchdialogv2.permission.MAPS_RECEIVE" />

    <!-- Used by the Google Maps Android API V2 to download map tiles from Google Maps servers -->
    <uses-permission android:name="android.permission.INTERNET" />

    <!-- Allows the Google Maps Android API V2 to cache map tile data in the device's external storage area -->
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <!-- Allows the Google Maps Android API V2 to use WiFi or mobile cell data (or both) to determine the device's location -->
    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />

    <!--
    Allows the Google Maps Android API V2 to use the Global Positioning System (GPS)
    to determine the device's location to within a very small area
    -->
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />

    <!-- Allows to contact Google Serves -->
    <uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" />

    <!-- Google Maps Android API V2 requires OpenGL ES version 2 -->
    <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" >
        <meta-data
            android:name="com.google.android.gms.version"
            android:value="@integer/google_play_services_version" />

        <activity
            android:name="in.wptrafficanalyzer.locationsearchdialogv2.MainActivity"
            android:label="@string/app_name"
            android:launchMode="singleTop" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.intent.action.SEARCH" />
            </intent-filter>

            <!-- Points to searchable activity -->
            <meta-data
                android:name="android.app.default_searchable"
                android:value=".MainActivity" />

            <!-- Points to searchable meta data -->
            <meta-data
                android:name="android.app.searchable"
                android:resource="@xml/searchable" />
        </activity>

        <provider
            android:name=".PlaceProvider"
            android:authorities="in.wptrafficanalyzer.locationsearchdialogv2.PlaceProvider"
            android:exported="false" />

        <!-- Specifies the Android API Key, which is obtained from Google API Console -->
        <meta-data
            android:name="com.google.android.maps.v2.API_KEY"
            android:value="AIzaSyDbz3pVIwRjgoFDlzXtZeoqlb0nppSWg7Y" />
    </application>

</manifest>

1 回答

  • 1

    problem:

    android:name="com.google.android.gms.maps.MapFragment"
    

    您正在尝试创建一个 map fragment ,它源自 MapFragment ,当您在此处充气时

    SupportMapFragment fragment = (SupportMapFragment) getSupportFragmentManager()
    

    它不会创建它,因为它是一个 SupportMapFragment 而不是 MapFragment 因此导致NPE

    solution:

    将其更改为 SupportMapFragment

    <fragment
        android:id="@+id/map"
        android:name="com.google.android.gms.maps.SupportMapFragment"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
    

    EDIT:

    problem:

    java.lang.SecurityException: The Maps API requires the additional following permissions to be set in the AndroidManifest.xml to ensure a correct behavior
    

    您在清单中缺少权限,在 INTERNET 权限之前添加此权限

    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    

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