| /******************************************************************************* |
| * 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.operation; |
| |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| import org.apache.ofbiz.base.util.Debug; |
| import org.apache.ofbiz.base.util.GeneralException; |
| import org.apache.ofbiz.base.util.ObjectType; |
| import org.apache.ofbiz.base.util.UtilValidate; |
| import org.w3c.dom.Element; |
| |
| /** |
| * Convert the current field from the in-map and place it in the out-map |
| */ |
| public class Convert extends SimpleMapOperation { |
| |
| public static final String module = Convert.class.getName(); |
| |
| String format; |
| boolean replace = true; |
| boolean setIfNull = true; |
| String toField; |
| String type; |
| |
| public Convert(Element element, SimpleMapProcess simpleMapProcess) { |
| super(element, simpleMapProcess); |
| this.toField = element.getAttribute("to-field"); |
| if (UtilValidate.isEmpty(this.toField)) { |
| this.toField = this.fieldName; |
| } |
| type = element.getAttribute("type"); |
| // if anything but false it will be true |
| replace = !"false".equals(element.getAttribute("replace")); |
| // if anything but false it will be true |
| setIfNull = !"false".equals(element.getAttribute("set-if-null")); |
| format = element.getAttribute("format"); |
| } |
| |
| @Override |
| public void exec(Map<String, Object> inMap, Map<String, Object> results, List<Object> messages, Locale locale, ClassLoader loader) { |
| Object fieldObject = inMap.get(fieldName); |
| if (fieldObject == null) { |
| if (setIfNull && (replace || !results.containsKey(toField))) |
| results.put(toField, null); |
| return; |
| } |
| // if an incoming string is empty, |
| // set to null if setIfNull is true, otherwise do nothing, ie treat as if null |
| if (fieldObject instanceof java.lang.String) { |
| if (((String) fieldObject).length() == 0) { |
| if (setIfNull && (replace || !results.containsKey(toField))) |
| results.put(toField, null); |
| return; |
| } |
| } |
| Object convertedObject = null; |
| try { |
| convertedObject = ObjectType.simpleTypeConvert(fieldObject, type, format, locale); |
| } catch (GeneralException e) { |
| addMessage(messages, loader, locale); |
| Debug.logError(e, "Error in convert simple-map-processor operation: " + e.toString(), module); |
| return; |
| } |
| if (convertedObject == null) |
| return; |
| if (replace) { |
| results.put(toField, convertedObject); |
| // if (Debug.infoOn()) Debug.logInfo("[SimpleMapProcessor.Converted.exec] Put converted value \"" + convertedObject + "\" in field \"" + toField + "\"", module); |
| } else { |
| if (results.containsKey(toField)) {// do nothing |
| } else { |
| results.put(toField, convertedObject); |
| // if (Debug.infoOn()) Debug.logInfo("[SimpleMapProcessor.Converted.exec] Put converted value \"" + convertedObject + "\" in field \"" + toField + "\"", module); |
| } |
| } |
| } |
| } |