| /******************************************************************************* |
| * 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.ofbiz.minilang.method.envops; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.ofbiz.base.util.collections.FlexibleMapAccessor; |
| import org.apache.ofbiz.minilang.MiniLangException; |
| import org.apache.ofbiz.minilang.MiniLangValidate; |
| import org.apache.ofbiz.minilang.SimpleMethod; |
| import org.apache.ofbiz.minilang.method.MethodContext; |
| import org.apache.ofbiz.minilang.method.MethodOperation; |
| import org.w3c.dom.Element; |
| |
| /** |
| * Implements the <map-to-map> element. |
| * |
| * @see <a href="https://cwiki.apache.org/confluence/display/OFBADMIN/Mini+Language+-+minilang+-+simple-method+-+Reference">Mini-language Referenc</a> |
| */ |
| public final class MapToMap extends MethodOperation { |
| |
| private final FlexibleMapAccessor<Map<String, Object>> mapFma; |
| private final FlexibleMapAccessor<Map<String, Object>> toMapFma; |
| |
| public MapToMap(Element element, SimpleMethod simpleMethod) throws MiniLangException { |
| super(element, simpleMethod); |
| if (MiniLangValidate.validationOn()) { |
| MiniLangValidate.attributeNames(simpleMethod, element, "to-map", "map"); |
| MiniLangValidate.requiredAttributes(simpleMethod, element, "map"); |
| MiniLangValidate.expressionAttributes(simpleMethod, element, "to-map", "map"); |
| MiniLangValidate.noChildElements(simpleMethod, element); |
| } |
| mapFma = FlexibleMapAccessor.getInstance(element.getAttribute("map")); |
| toMapFma = FlexibleMapAccessor.getInstance(element.getAttribute("to-map")); |
| } |
| |
| @Override |
| public boolean exec(MethodContext methodContext) throws MiniLangException { |
| Map<String, Object> fromMap = mapFma.get(methodContext.getEnvMap()); |
| if (fromMap != null) { |
| if (!toMapFma.isEmpty()) { |
| Map<String, Object> toMap = toMapFma.get(methodContext.getEnvMap()); |
| if (toMap == null) { |
| toMap = new HashMap<String, Object>(); |
| toMapFma.put(methodContext.getEnvMap(), toMap); |
| } |
| toMap.putAll(fromMap); |
| } else { |
| methodContext.putAllEnv(fromMap); |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder("<map-to-map "); |
| sb.append("map=\"").append(this.mapFma).append("\" "); |
| if (!toMapFma.isEmpty()) { |
| sb.append("to-map=\"").append(this.toMapFma).append("\" "); |
| } |
| sb.append("/>"); |
| return sb.toString(); |
| } |
| |
| /** |
| * A factory for the <map-to-map> element. |
| */ |
| public static final class MapToMapFactory implements Factory<MapToMap> { |
| @Override |
| public MapToMap createMethodOperation(Element element, SimpleMethod simpleMethod) throws MiniLangException { |
| return new MapToMap(element, simpleMethod); |
| } |
| |
| @Override |
| public String getName() { |
| return "map-to-map"; |
| } |
| } |
| } |