| /* |
| * 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.synapse.config.xml; |
| |
| import org.apache.axiom.om.OMElement; |
| import org.apache.axiom.om.OMNamespace; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.synapse.SynapseException; |
| import org.apache.synapse.util.xpath.SynapseXPath; |
| |
| /** |
| * |
| */ |
| public class SynapseXPathSerializer { |
| |
| private static final Log log = LogFactory.getLog(SynapseXPathSerializer.class); |
| |
| public static OMElement serializeXPath(SynapseXPath xpath, OMElement elem, String attribName) { |
| |
| OMNamespace nullNS = elem.getOMFactory() |
| .createOMNamespace(XMLConfigConstants.NULL_NAMESPACE, ""); |
| |
| if (xpath != null) { |
| |
| elem.addAttribute(elem.getOMFactory().createOMAttribute( |
| attribName, nullNS, xpath.toString())); |
| |
| serializeNamespaces(elem, xpath); |
| |
| } else { |
| handleException("Couldn't find the xpath in the SynapseXPath"); |
| } |
| |
| return elem; |
| } |
| |
| public static OMElement serializeXPath(SynapseXPath xpath, String expression, |
| OMElement elem, String attribName) { |
| |
| OMNamespace nullNS = elem.getOMFactory() |
| .createOMNamespace(XMLConfigConstants.NULL_NAMESPACE, ""); |
| |
| if (xpath != null && expression != null) { |
| |
| elem.addAttribute(elem.getOMFactory().createOMAttribute( |
| attribName, nullNS, expression)); |
| |
| serializeNamespaces(elem, xpath); |
| |
| } else { |
| handleException("Couldn't find the xpath in the SynapseXPath"); |
| } |
| |
| return elem; |
| } |
| |
| private static void serializeNamespaces(OMElement elem, SynapseXPath xpath) { |
| |
| for (Object o : xpath.getNamespaces().keySet()) { |
| String prefix = (String) o; |
| String uri = xpath.getNamespaceContext().translateNamespacePrefixToUri(prefix); |
| if (!XMLConfigConstants.SYNAPSE_NAMESPACE.equals(uri)) { |
| elem.declareNamespace(uri, prefix); |
| } |
| } |
| } |
| |
| private static void handleException(String message) { |
| log.error(message); |
| throw new SynapseException(message); |
| } |
| } |