onCreate Methode soll bei Orientation Changed nicht wieder neu augerufen werden

public class ChangeOrientationActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        System.out.println("onCreate ...");
        
        final Button btnTest = new Button(this);
        btnTest.setText("Test 1234");
        btnTest.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				btnTest.setText("Clicked");
			}
		});
        
        setContentView(btnTest);
    }
    
    @Override
    public void onConfigurationChanged(Configuration newConfig) {
    	super.onConfigurationChanged(newConfig);
    	
    	System.out.println("onConfigurationChanged ...");
    }
    
}

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

    <uses-sdk android:minSdkVersion="10" />

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".ChangeOrientationActivity"
            android:configChanges="orientation|keyboardHidden"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>