Java tutorial
/* * Copyright 2001-2004 The Apache Software Foundation. * * Licensed 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.axis.encoding.ser; import org.apache.axis.attachments.AttachmentUtils; import org.apache.axis.attachments.Attachments; import org.apache.axis.components.logger.LogFactory; import org.apache.axis.encoding.DeserializationContext; import org.apache.axis.encoding.DeserializerImpl; import org.apache.axis.message.SOAPHandler; import org.apache.axis.utils.Messages; import org.apache.axis.soap.SOAPConstants; import org.apache.axis.AxisFault; import org.apache.axis.Constants; import org.apache.commons.logging.Log; import org.xml.sax.Attributes; import org.xml.sax.SAXException; import javax.xml.namespace.QName; /** * JAFDataHandler Serializer * @author Rick Rineholt * Modified by Rich Scheuerle <scheu@us.ibm.com> */ public class JAFDataHandlerDeserializer extends DeserializerImpl { protected static Log log = LogFactory.getLog(JAFDataHandlerDeserializer.class.getName()); public void startElement(String namespace, String localName, String prefix, Attributes attributes, DeserializationContext context) throws SAXException { if (!context.isDoneParsing()) { if (myElement == null) { try { myElement = makeNewElement(namespace, localName, prefix, attributes, context); } catch (AxisFault axisFault) { throw new SAXException(axisFault); } context.pushNewElement(myElement); } } populateDataHandler(context, namespace, localName, attributes); } private void populateDataHandler(DeserializationContext context, String namespace, String localName, Attributes attributes) { SOAPConstants soapConstants = context.getSOAPConstants(); QName type = context.getTypeFromAttributes(namespace, localName, attributes); if (log.isDebugEnabled()) { log.debug(Messages.getMessage("gotType00", "Deser", "" + type)); } String href = attributes.getValue(soapConstants.getAttrHref()); if (href != null) { Object ref = context.getObjectByRef(href); try { ref = AttachmentUtils.getActivationDataHandler((org.apache.axis.Part) ref); } catch (AxisFault e) { ; } setValue(ref); } } /** * Deserializer interface called on each child element encountered in * the XML stream. */ public SOAPHandler onStartChild(String namespace, String localName, String prefix, Attributes attributes, DeserializationContext context) throws SAXException { if (namespace.equals(Constants.URI_XOP_INCLUDE) && localName.equals(Constants.ELEM_XOP_INCLUDE)) { populateDataHandler(context, namespace, localName, attributes); return null; } else { throw new SAXException(Messages.getMessage("noSubElements", namespace + ":" + localName)); } } }