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/*
* Copyright (C) 2010 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.providers.contacts;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.provider.ContactsContract.CommonDataKinds.BaseTypes;
import android.text.TextUtils;
import com.android.providers.contacts.aggregation.AbstractContactAggregator;
/**
* Superclass for data row handlers that deal with types (e.g. Home, Work, Other) and
* labels, which are custom types.
*/
public class DataRowHandlerForCommonDataKind extends DataRowHandler {
private final String mTypeColumn;
private final String mLabelColumn;
public DataRowHandlerForCommonDataKind(Context context, ContactsDatabaseHelper dbHelper,
AbstractContactAggregator aggregator, String mimetype, String typeColumn,
String labelColumn) {
super(context, dbHelper, aggregator, mimetype);
mTypeColumn = typeColumn;
mLabelColumn = labelColumn;
}
@Override
public long insert(SQLiteDatabase db, TransactionContext txContext, long rawContactId,
ContentValues values) {
enforceTypeAndLabel(values);
return super.insert(db, txContext, rawContactId, values);
}
@Override
public boolean update(SQLiteDatabase db, TransactionContext txContext, ContentValues values,
Cursor c, boolean callerIsSyncAdapter) {
final long dataId = c.getLong(DataUpdateQuery._ID);
final ContentValues augmented = getAugmentedValues(db, dataId, values);
if (augmented == null) { // No change
return false;
}
enforceTypeAndLabel(augmented);
return super.update(db, txContext, values, c, callerIsSyncAdapter);
}
/**
* If the given {@link ContentValues} defines {@link #mTypeColumn},
* enforce that {@link #mLabelColumn} only appears when type is
* {@link BaseTypes#TYPE_CUSTOM}. Exception is thrown otherwise.
*/
private void enforceTypeAndLabel(ContentValues augmented) {
final boolean hasType = !TextUtils.isEmpty(augmented.getAsString(mTypeColumn));
final boolean hasLabel = !TextUtils.isEmpty(augmented.getAsString(mLabelColumn));
if (hasLabel && !hasType) {
// When label exists, assert that some type is defined
throw new IllegalArgumentException(mTypeColumn + " must be specified when "
+ mLabelColumn + " is defined.");
}
}
@Override
public boolean hasSearchableData() {
return true;
}
}
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