| /* |
| * 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.uima.aae.deployment.impl; |
| |
| import org.apache.uima.util.InvalidXMLException; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| |
| public class DDParserUtil { |
| |
| |
| /** |
| * Check and get the attribute value |
| * |
| * @param parentElementName |
| * @param attributeName |
| * @param aElement |
| * @throws InvalidXMLException |
| * @return String |
| */ |
| static public String checkAndGetAttributeValue (String parentElementName, String attributeName, |
| Element aElement, boolean throwException) throws InvalidXMLException { |
| // Check for attributeName attribute |
| boolean found = false; |
| String val = null; |
| NamedNodeMap map = aElement.getAttributes(); |
| if (map != null) { |
| for (int i=0; i<map.getLength(); ++i) { |
| Node item = map.item(i); |
| |
| String name = item.getNodeName(); |
| if (attributeName.equalsIgnoreCase(name)) { |
| // Found |
| found = true; |
| val = item.getNodeValue(); |
| if (val == null) { |
| val = ""; |
| } else { |
| val = val.trim(); |
| } |
| break; |
| |
| // } else { |
| // throw new InvalidXMLException(InvalidXMLException.UNKNOWN_ELEMENT, |
| // new Object[]{name, parentElementName}); |
| } |
| } |
| } |
| |
| // Check for missing attributes |
| if (!found && throwException) { |
| throw new InvalidXMLException(InvalidXMLException.ELEMENT_NOT_FOUND, |
| new Object[]{attributeName, parentElementName}); |
| } |
| return val; |
| } |
| |
| } |