/*
* Copyright 2014 Google Inc. All rights reserved.
*
* 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.google.samples.apps.iosched.provider;
import android.net.Uri;
import android.text.TextUtils;
/**
* Provides helper methods for specifying query parameters on {@code Uri}s.
*/
public class ScheduleContractHelper {
public static final String QUERY_PARAMETER_DISTINCT = "distinct";
private static final String QUERY_PARAMETER_OVERRIDE_ACCOUNT_NAME = "overrideAccountName";
private static final String QUERY_PARAMETER_CALLER_IS_SYNC_ADAPTER = "callerIsSyncAdapter";
public static boolean isUriCalledFromSyncAdapter(Uri uri) {
return uri.getBooleanQueryParameter(QUERY_PARAMETER_CALLER_IS_SYNC_ADAPTER, false);
}
public static Uri setUriAsCalledFromSyncAdapter(Uri uri) {
return uri.buildUpon().appendQueryParameter(QUERY_PARAMETER_CALLER_IS_SYNC_ADAPTER, "true")
.build();
}
public static boolean isQueryDistinct(Uri uri){
return !TextUtils.isEmpty(uri.getQueryParameter(QUERY_PARAMETER_DISTINCT));
}
public static String formatQueryDistinctParameter(String parameter){
return ScheduleContractHelper.QUERY_PARAMETER_DISTINCT + " " + parameter;
}
public static String getOverrideAccountName(Uri uri) {
return uri.getQueryParameter(QUERY_PARAMETER_OVERRIDE_ACCOUNT_NAME);
}
/**
* Adds an account override parameter to the {@code uri}. This is used by the
* {@link ScheduleProvider} when fetching account-specific data.
*/
public static Uri addOverrideAccountName(Uri uri, String accountName) {
return uri.buildUpon().appendQueryParameter(
QUERY_PARAMETER_OVERRIDE_ACCOUNT_NAME, accountName).build();
}
}