android - GoogleApiClient.ConnectionCallbacks error compile time -


should use google drive bat can't compile activity

package com.google.android.gms.drive.sample.demo;  import android.app.activity; import android.content.intent; import android.content.intentsender.sendintentexception; import android.os.bundle; import android.util.log; import android.widget.toast;  /**  * abstract activity handles authorization , connection drive  * services.  */ public abstract class basedemoactivity extends activity implements         googleapiclient.connectioncallbacks,         googleapiclient.onconnectionfailedlistener { ...

i use google plugin eclipse install library , google apis since compile error

googleapiclient cannot resolved type

follow google+ platform quickstart android in order install google play services library project.

in particular see step 5:

5. import google play services library project.      select file > import > android > existing android code workspace , click next.     select browse.... enter <android-sdk-folder>/extras/google/google_play_services/.     select google-play-services_lib. click finish import.

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