content: /*
   * Copyright (C) 2015-2023 Emanuel Moecklin
   *
   * 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 com.onegravity.contactpicker;
  
  import android.content.Context;
  import android.database.Cursor;
  import android.util.DisplayMetrics;
  import android.view.Display;
  import android.view.WindowManager;
  
  import java.io.Closeable;
  import java.io.IOException;
  
  public class Helper {
  
      public static boolean isNullOrEmpty(CharSequence string){
          return string == null || string.length() == 0;
      }
  
      public static DisplayMetrics getDisplayMetrics(Context context) {
          Display display = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
          DisplayMetrics metrics = new DisplayMetrics();
          display.getMetrics( metrics );
          return metrics;
      }
  
      public static void closeQuietly(Cursor cursor) {
          try {
              cursor.close();
          }
          catch (Exception ignore) {}
      }
  
      public static void closeQuietly(Closeable closeable) {
          try {
              if (closeable != null) {
                  closeable.close();
              }
          } catch (IOException ignore) {}
      }
  
  }
  