| /* |
| * 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.calendar; |
| |
| import android.net.Uri; |
| |
| public class QueryParameterUtils { |
| |
| public static boolean readBooleanQueryParameter(Uri uri, String name, |
| boolean defaultValue) { |
| final String flag = getQueryParameter(uri, name); |
| return flag == null |
| ? defaultValue |
| : (!"false".equals(flag.toLowerCase()) && !"0".equals(flag.toLowerCase())); |
| } |
| |
| // Duplicated from ContactsProvider2. |
| /** |
| * A fast re-implementation of {@link android.net.Uri#getQueryParameter} |
| */ |
| public static String getQueryParameter(Uri uri, String parameter) { |
| String query = uri.getEncodedQuery(); |
| if (query == null) { |
| return null; |
| } |
| |
| int queryLength = query.length(); |
| int parameterLength = parameter.length(); |
| |
| String value; |
| int index = 0; |
| while (true) { |
| index = query.indexOf(parameter, index); |
| if (index == -1) { |
| return null; |
| } |
| |
| index += parameterLength; |
| |
| if (queryLength == index) { |
| return null; |
| } |
| |
| if (query.charAt(index) == '=') { |
| index++; |
| break; |
| } |
| } |
| |
| int ampIndex = query.indexOf('&', index); |
| if (ampIndex == -1) { |
| value = query.substring(index); |
| } else { |
| value = query.substring(index, ampIndex); |
| } |
| |
| return Uri.decode(value); |
| } |
| } |