| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * 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.android.contacts.editor; |
| |
| import com.android.contacts.common.model.AccountTypeManager; |
| import com.android.contacts.common.model.RawContactDelta; |
| import com.android.contacts.common.model.account.AccountType; |
| import com.android.contacts.common.model.account.GoogleAccountType; |
| |
| import android.content.Context; |
| import android.provider.ContactsContract.RawContacts; |
| |
| import java.util.Comparator; |
| |
| /** |
| * Compares {@link RawContactDelta}s |
| */ |
| class RawContactDeltaComparator implements Comparator<RawContactDelta> { |
| |
| private Context mContext; |
| |
| public RawContactDeltaComparator(Context context) { |
| mContext = context; |
| } |
| |
| @Override |
| public int compare(RawContactDelta one, RawContactDelta two) { |
| // Check direct equality |
| if (one.equals(two)) { |
| return 0; |
| } |
| |
| final AccountTypeManager accountTypes = AccountTypeManager.getInstance(mContext); |
| String accountType1 = one.getValues().getAsString(RawContacts.ACCOUNT_TYPE); |
| String dataSet1 = one.getValues().getAsString(RawContacts.DATA_SET); |
| final AccountType type1 = accountTypes.getAccountType(accountType1, dataSet1); |
| String accountType2 = two.getValues().getAsString(RawContacts.ACCOUNT_TYPE); |
| String dataSet2 = two.getValues().getAsString(RawContacts.DATA_SET); |
| final AccountType type2 = accountTypes.getAccountType(accountType2, dataSet2); |
| |
| // Check read-only. Sort read/write before read-only. |
| if (!type1.areContactsWritable() && type2.areContactsWritable()) { |
| return 1; |
| } else if (type1.areContactsWritable() && !type2.areContactsWritable()) { |
| return -1; |
| } |
| |
| // Check account type. Sort Google before non-Google. |
| boolean skipAccountTypeCheck = false; |
| boolean isGoogleAccount1 = type1 instanceof GoogleAccountType; |
| boolean isGoogleAccount2 = type2 instanceof GoogleAccountType; |
| if (isGoogleAccount1 && !isGoogleAccount2) { |
| return -1; |
| } else if (!isGoogleAccount1 && isGoogleAccount2) { |
| return 1; |
| } else if (isGoogleAccount1 && isGoogleAccount2) { |
| skipAccountTypeCheck = true; |
| } |
| |
| int value; |
| if (!skipAccountTypeCheck) { |
| // Sort accounts with type before accounts without types. |
| if (type1.accountType != null && type2.accountType == null) { |
| return -1; |
| } else if (type1.accountType == null && type2.accountType != null) { |
| return 1; |
| } |
| |
| if (type1.accountType != null && type2.accountType != null) { |
| value = type1.accountType.compareTo(type2.accountType); |
| if (value != 0) { |
| return value; |
| } |
| } |
| |
| // Fall back to data set. Sort accounts with data sets before |
| // those without. |
| if (type1.dataSet != null && type2.dataSet == null) { |
| return -1; |
| } else if (type1.dataSet == null && type2.dataSet != null) { |
| return 1; |
| } |
| |
| if (type1.dataSet != null && type2.dataSet != null) { |
| value = type1.dataSet.compareTo(type2.dataSet); |
| if (value != 0) { |
| return value; |
| } |
| } |
| } |
| |
| // Check account name |
| String oneAccount = one.getAccountName(); |
| if (oneAccount == null) { |
| oneAccount = ""; |
| } |
| String twoAccount = two.getAccountName(); |
| if (twoAccount == null) { |
| twoAccount = ""; |
| } |
| value = oneAccount.compareTo(twoAccount); |
| if (value != 0) { |
| return value; |
| } |
| |
| // Both are in the same account, fall back to contact ID |
| Long oneId = one.getRawContactId(); |
| Long twoId = two.getRawContactId(); |
| if (oneId == null && twoId == null) { |
| return 0; |
| } else if (oneId == null) { |
| return -1; |
| } else if (twoId == null) { |
| return 1; |
| } |
| |
| return Long.compare(oneId, twoId); |
| } |
| } |