MyApplication的配置:否则缓存为空
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<application android:icon="@drawable/ic_launcher" android:name=".MyApplication" android:label="@string/app_name" > <activity android:label="@string/app_name" android:name=".MainView" > <intent-filter > <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application>
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