| // |
| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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.cloud.utils.storage.encoding; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.log4j.Logger; |
| |
| public class Decoder { |
| private static final Logger s_logger = Logger.getLogger(Decoder.class); |
| |
| private static Map<String, String> getParameters(URI uri) { |
| String parameters = uri.getQuery(); |
| Map<String, String> params = new HashMap<String, String>(); |
| List<String> paraLists = Arrays.asList(parameters.split("&")); |
| for (String para : paraLists) { |
| String[] pair = para.split("="); |
| if (!pair[1].equalsIgnoreCase("null")) { |
| params.put(pair[0], pair[1]); |
| } |
| |
| } |
| return params; |
| } |
| |
| public static DecodedDataObject decode(String url) throws URISyntaxException { |
| URI uri = new URI(url); |
| Map<String, String> params = getParameters(uri); |
| DecodedDataStore store = |
| new DecodedDataStore(params.get(EncodingType.ROLE.toString()), params.get(EncodingType.STOREUUID.toString()), |
| params.get(EncodingType.PROVIDERNAME.toString()), uri.getScheme(), uri.getScheme() + uri.getHost() + uri.getPath(), uri.getHost(), uri.getPath()); |
| |
| Long size = null; |
| try { |
| size = Long.parseLong(params.get(EncodingType.SIZE.toString())); |
| } catch (NumberFormatException e) { |
| s_logger.info("[ignored] number not recognised",e); |
| } |
| DecodedDataObject obj = |
| new DecodedDataObject(params.get(EncodingType.OBJTYPE.toString()), size, params.get(EncodingType.NAME.toString()), params.get(EncodingType.PATH.toString()), |
| store); |
| return obj; |
| } |
| } |