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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.contacts;
import android.content.Context;
import android.content.CursorLoader;
import android.net.Uri;
import android.provider.ContactsContract.Groups;
/**
* Group meta-data loader. Loads all groups or just a single group from the
* database (if given a {@link Uri}).
*/
public final class GroupMetaDataLoader extends CursorLoader {
private final static String[] COLUMNS = new String[] {
Groups.ACCOUNT_NAME,
Groups.ACCOUNT_TYPE,
Groups.DATA_SET,
Groups._ID,
Groups.TITLE,
Groups.AUTO_ADD,
Groups.FAVORITES,
Groups.GROUP_IS_READ_ONLY,
Groups.DELETED,
};
public final static int ACCOUNT_NAME = 0;
public final static int ACCOUNT_TYPE = 1;
public final static int DATA_SET = 2;
public final static int GROUP_ID = 3;
public final static int TITLE = 4;
public final static int AUTO_ADD = 5;
public final static int FAVORITES = 6;
public final static int IS_READ_ONLY = 7;
public final static int DELETED = 8;
public GroupMetaDataLoader(Context context, Uri groupUri) {
super(context, ensureIsGroupUri(groupUri), COLUMNS, Groups.ACCOUNT_TYPE + " NOT NULL AND "
+ Groups.ACCOUNT_NAME + " NOT NULL", null, null);
}
/**
* Ensures that this is a valid group URI. If invalid, then an exception is
* thrown. Otherwise, the original URI is returned.
*/
private static Uri ensureIsGroupUri(final Uri groupUri) {
// TODO: Fix ContactsProvider2 getType method to resolve the group Uris
if (groupUri == null) {
throw new IllegalArgumentException("Uri must not be null");
}
if (!groupUri.toString().startsWith(Groups.CONTENT_URI.toString())) {
throw new IllegalArgumentException("Invalid group Uri: " + groupUri);
}
return groupUri;
}
}
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