samples/SoftKeyboard/AndroidManifest.xml

<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
        package="com.example.android.softkeyboard">
    <application android:label="@string/ime_name">
        <service android:name="SoftKeyboard"
                android:permission="android.permission.BIND_INPUT_METHOD">
            <intent-filter>
                <action android:name="android.view.InputMethod" />
            </intent-filter>
            <meta-data android:name="android.view.im" android:resource="@xml/method" />
        </service>
    </application>
</manifest>