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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package androidx.core.database;
     18 
     19 import android.text.TextUtils;
     20 
     21 /**
     22  * Helper for accessing features in {@link android.database.DatabaseUtils}.
     23  *
     24  * @deprecated Use {@link android.database.DatabaseUtils} directly.
     25  */
     26 @Deprecated
     27 public final class DatabaseUtilsCompat {
     28 
     29     private DatabaseUtilsCompat() {
     30         /* Hide constructor */
     31     }
     32 
     33     /**
     34      * Concatenates two SQL WHERE clauses, handling empty or null values.
     35      *
     36      * @deprecated Use {@link android.database.DatabaseUtils#concatenateWhere(String, String)}
     37      * directly.
     38      */
     39     @Deprecated
     40     public static String concatenateWhere(String a, String b) {
     41         if (TextUtils.isEmpty(a)) {
     42             return b;
     43         }
     44         if (TextUtils.isEmpty(b)) {
     45             return a;
     46         }
     47 
     48         return "(" + a + ") AND (" + b + ")";
     49     }
     50 
     51     /**
     52      * Appends one set of selection args to another. This is useful when adding a selection
     53      * argument to a user provided set.
     54      *
     55      * @deprecated Use
     56      * {@link android.database.DatabaseUtils#appendSelectionArgs(String[], String[])} directly.
     57      */
     58     @Deprecated
     59     public static String[] appendSelectionArgs(String[] originalValues, String[] newValues) {
     60         if (originalValues == null || originalValues.length == 0) {
     61             return newValues;
     62         }
     63         String[] result = new String[originalValues.length + newValues.length ];
     64         System.arraycopy(originalValues, 0, result, 0, originalValues.length);
     65         System.arraycopy(newValues, 0, result, originalValues.length, newValues.length);
     66         return result;
     67     }
     68 }
     69