由网友(时间荒芜了少年的心i)分享简介:在一段时间花在错误的狩猎事实证明:After some time spent bug hunting it turns out that : public class MainActivity extends BaseActivity { // BaseActivity extends Activitypublic...
在一段时间花在错误的狩猎事实证明:
After some time spent bug hunting it turns out that :
public class MainActivity extends BaseActivity { // BaseActivity extends Activity
public MainActivity() {
super();
getApplicationContext(); // NPE here
}
}
为什么呢?这哪里是记录? 升级Froyo
Why ? Where is this documented ? Froyo
推荐答案
等待的onCreate
的末尾调用此方法。
Wait for the end of onCreate
to call this method.
public class MainActivity extends BaseActivity {
public onCreate(Bundle savedInstanceState) {
super(savedInstanceState);
getApplicationContext(); //activity has a context now
}
}
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