| /* |
| * 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 org.apache.felix.bundlerepository.impl; |
| |
| import java.io.InputStream; |
| import java.io.Reader; |
| |
| public abstract class RepositoryParser |
| { |
| public static final String REPOSITORY = "repository"; |
| public static final String NAME = "name"; |
| public static final String LASTMODIFIED = "lastmodified"; |
| public static final String REFERRAL = "referral"; |
| public static final String RESOURCE = "resource"; |
| public static final String DEPTH = "depth"; |
| public static final String URL = "url"; |
| public static final String CATEGORY = "category"; |
| public static final String ID = "id"; |
| public static final String CAPABILITY = "capability"; |
| public static final String REQUIRE = "require"; |
| public static final String P = "p"; |
| public static final String N = "n"; |
| public static final String T = "t"; |
| public static final String V = "v"; |
| public static final String FILTER = "filter"; |
| public static final String EXTEND = "extend"; |
| public static final String MULTIPLE = "multiple"; |
| public static final String OPTIONAL = "optional"; |
| |
| public static final String OBR_PARSER_CLASS = "obr.xml.class"; |
| |
| public static RepositoryParser getParser() |
| { |
| RepositoryParser parser = null; |
| try |
| { |
| String className = Activator.getContext() != null |
| ? Activator.getContext().getProperty(OBR_PARSER_CLASS) |
| : System.getProperty(OBR_PARSER_CLASS); |
| if (className != null && className.length() > 0) |
| { |
| parser = (RepositoryParser) Class.forName(className).newInstance(); |
| } |
| } |
| catch (Throwable t) |
| { |
| // Ignore |
| } |
| if (parser == null) |
| { |
| parser = new PullParser(); |
| |
| } |
| return parser; |
| } |
| |
| |
| public abstract RepositoryImpl parseRepository(InputStream is) throws Exception; |
| |
| public abstract RepositoryImpl parseRepository(Reader r) throws Exception; |
| |
| public abstract ResourceImpl parseResource(Reader reader) throws Exception; |
| |
| public abstract CapabilityImpl parseCapability(Reader reader) throws Exception; |
| |
| public abstract PropertyImpl parseProperty(Reader reader) throws Exception; |
| |
| public abstract RequirementImpl parseRequirement(Reader reader) throws Exception; |
| |
| } |