| /* |
| * 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.nutch.exchange; |
| |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NodeList; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class ExchangeConfig { |
| private final String id; |
| |
| private final String clazz; |
| |
| private final String[] writersIDs; |
| |
| private final Map<String, String> parameters; |
| |
| private ExchangeConfig(String id, String clazz, String[] writersIDs, |
| Map<String, String> parameters) { |
| this.id = id; |
| this.clazz = clazz; |
| this.writersIDs = writersIDs; |
| this.parameters = parameters; |
| } |
| |
| public static ExchangeConfig getInstance(Element element) { |
| String id = element.getAttribute("id"); |
| String clazz = element.getAttribute("class"); |
| |
| //Getting the writers IDs |
| NodeList writerList = element.getElementsByTagName("writer"); |
| String[] writers = new String[writerList.getLength()]; |
| for (int i = 0; i < writerList.getLength(); i++) { |
| writers[i] = ((Element) writerList.item(i)).getAttribute("id"); |
| } |
| |
| //Getting params |
| NodeList paramList = element.getElementsByTagName("param"); |
| Map<String, String> paramsMap = new HashMap<>(); |
| for (int i = 0; i < paramList.getLength(); i++) { |
| Element param = (Element) paramList.item(i); |
| paramsMap.put(param.getAttribute("name"), param.getAttribute("value")); |
| } |
| |
| return new ExchangeConfig(id, clazz, writers, paramsMap); |
| } |
| |
| public String getId() { |
| return id; |
| } |
| |
| public String getClazz() { |
| return clazz; |
| } |
| |
| String[] getWritersIDs() { |
| return writersIDs; |
| } |
| |
| public Map<String, String> getParameters() { |
| return parameters; |
| } |
| } |