1 /* 2 * Copyright (C) 2015 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 com.android.contacts.compat; 18 19 import android.net.Uri; 20 import android.provider.ContactsContract; 21 22 import java.util.ArrayList; 23 24 /** 25 * This class contains Builder class extracted from ContactsContract, and it became visible in API 26 * level 23. We need maintain this class and keep it synced with ContactsContract. 27 */ 28 public class AggregationSuggestionsCompat { 29 30 /** 31 * Used to specify what kind of data is supplied for the suggestion query. 32 */ 33 public static final String PARAMETER_MATCH_NAME = "name"; 34 35 /** 36 * A convenience builder for aggregation suggestion content URIs. 37 */ 38 public static final class Builder { 39 private long mContactId; 40 private final ArrayList<String> mValues = new ArrayList<String>(); 41 private int mLimit; 42 43 /** 44 * Optional existing contact ID. If it is not provided, the search 45 * will be based exclusively on the values supplied with {@link #addNameParameter}. 46 * 47 * @param contactId contact to find aggregation suggestions for 48 * @return This Builder object to allow for chaining of calls to builder methods 49 */ setContactId(long contactId)50 public Builder setContactId(long contactId) { 51 this.mContactId = contactId; 52 return this; 53 } 54 55 /** 56 * Add a name to be used when searching for aggregation suggestions. 57 * 58 * @param name name to find aggregation suggestions for 59 * @return This Builder object to allow for chaining of calls to builder methods 60 */ addNameParameter(String name)61 public Builder addNameParameter(String name) { 62 mValues.add(name); 63 return this; 64 } 65 66 /** 67 * Sets the Maximum number of suggested aggregations that should be returned. 68 * @param limit The maximum number of suggested aggregations 69 * 70 * @return This Builder object to allow for chaining of calls to builder methods 71 */ setLimit(int limit)72 public Builder setLimit(int limit) { 73 mLimit = limit; 74 return this; 75 } 76 77 /** 78 * Combine all of the options that have been set and return a new {@link Uri} 79 * object for fetching aggregation suggestions. 80 */ build()81 public Uri build() { 82 android.net.Uri.Builder builder = ContactsContract.Contacts.CONTENT_URI.buildUpon(); 83 builder.appendEncodedPath(String.valueOf(mContactId)); 84 builder.appendPath(ContactsContract.Contacts.AggregationSuggestions.CONTENT_DIRECTORY); 85 if (mLimit != 0) { 86 builder.appendQueryParameter("limit", String.valueOf(mLimit)); 87 } 88 89 int count = mValues.size(); 90 for (int i = 0; i < count; i++) { 91 builder.appendQueryParameter("query", PARAMETER_MATCH_NAME 92 + ":" + mValues.get(i)); 93 } 94 95 return builder.build(); 96 } 97 } 98 } 99