Merge "Update the Builder to add the title parameter checking" (0eaa1252) · Commits · e / os / android_frameworks_base

packages/SettingsLib/src/com/android/settingslib/widget/FooterPreference.java

+5 −4

Original line number	Diff line number	Diff line
		@@ -99,7 +99,7 @@ public class FooterPreference extends Preference {
		* To set the key value of the {@link FooterPreference}.
		* @param key The key value.
		*/
		public Builder setKey(String key) {
		public Builder setKey(@NonNull String key) {
		mKey = key;
		return this;
		}
		@@ -128,11 +128,12 @@ public class FooterPreference extends Preference {
		public FooterPreference build() {
		final FooterPreference footerPreference = new FooterPreference(mContext);
		footerPreference.setSelectable(false);
		if (!TextUtils.isEmpty(mKey)) {
		footerPreference.setKey(mKey);
		if (TextUtils.isEmpty(mTitle)) {
		throw new IllegalArgumentException("Footer title cannot be empty!");
		}
		if (!TextUtils.isEmpty(mTitle)) {
		footerPreference.setTitle(mTitle);
		if (!TextUtils.isEmpty(mKey)) {
		footerPreference.setKey(mKey);
		}
		return footerPreference;
		}