Java tutorial
/* * Copyright 2014 Chris Banes * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package app.philm.in.util; import com.google.common.base.Preconditions; import android.widget.TextView; public class ViewUtils { public static boolean isEmpty(TextView textView) { Preconditions.checkNotNull(textView, "textView cannot be null"); return TextUtils.isEmpty(textView.getText()); } }