| /* |
| * 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.ode.utils; |
| |
| import javax.xml.namespace.QName; |
| |
| /** |
| * Utility methods for dealing with XML qualified names ({@link QName}s). |
| */ |
| public class QNameUtils { |
| private QNameUtils() { |
| } |
| |
| /** |
| * Create a string representation from a {@link QName}. The string will have the form |
| * <code>{URI}localpart</code>. |
| * |
| * @param qname a {@link QName}. |
| * |
| * @return stringified representation |
| */ |
| public static String fromQName(QName qname) { |
| return "{" + qname.getNamespaceURI() + "}" + qname.getLocalPart(); |
| } |
| |
| /** |
| * Create a {@link QName} object from its stringified representation. |
| * |
| * @see #fromQName(javax.xml.namespace.QName) |
| * @param s stringified representation |
| * @return de-stringified {@link QName} |
| * @throws IllegalArgumentException if the given string is not a valid stringified {@link QName}. |
| */ |
| public static QName toQName(String s) { |
| if (s.charAt(0) != '{') { |
| throw new IllegalArgumentException("Malformed QNAME: " + s); |
| } |
| |
| int idx = s.lastIndexOf('}'); |
| |
| if (idx == 0) { |
| throw new IllegalArgumentException("Malformed QNAME: " + s); |
| } |
| |
| return new QName(s.substring(1, idx), s.substring(idx + 1, s.length())); |
| } |
| } |