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Java > Open Source Codes > org > jboss > axis > message > SOAPHandler


1 /*
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55 package org.jboss.axis.message;
56
57 /** A <code>SOAPHandler</code>
58  *
59  * @author Glen Daniels (gdaniels@allaire.com)
60  */
61
62 import org.jboss.axis.AxisFault;
63 import org.jboss.axis.Constants;
64 import org.jboss.axis.encoding.DeserializationContext;
65 import org.jboss.axis.encoding.TypeMappingRegistry;
66 import org.jboss.axis.soap.SOAPConstants;
67 import org.jboss.axis.utils.Messages;
68 import org.xml.sax.Attributes JavaDoc;
69 import org.xml.sax.SAXException JavaDoc;
70 import org.xml.sax.helpers.DefaultHandler JavaDoc;
71
72 public class SOAPHandler extends DefaultHandler JavaDoc
73 {
74    public SOAPElementAxisImpl myElement = null;
75    private SOAPElementAxisImpl[] myElements;
76    private int myIndex = 0;
77
78    public SOAPHandler()
79    {
80    }
81
82    /**
83     * This constructor allows deferred setting of any elements
84     *
85     * @param elements array of message elements to be populated
86     * @param index position in array where the message element is to be created
87     */
88    public SOAPHandler(SOAPElementAxisImpl[] elements, int index)
89    {
90       myElements = elements;
91       myIndex = index;
92    }
93
94    public void startElement(String JavaDoc namespace, String JavaDoc localName,
95                             String JavaDoc prefix, Attributes JavaDoc attributes,
96                             DeserializationContext context)
97            throws SAXException JavaDoc
98    {
99       SOAPConstants soapConstants = Constants.DEFAULT_SOAP_VERSION;
100       if (context.getMessageContext() != null)
101          soapConstants = context.getMessageContext().getSOAPConstants();
102
103
104       if (soapConstants == SOAPConstants.SOAP12_CONSTANTS)
105       {
106          String JavaDoc encodingStyle = attributes.getValue(Constants.URI_SOAP12_ENV,
107                  Constants.ATTR_ENCODING_STYLE);
108
109          if (encodingStyle != null && !encodingStyle.equals("")
110                  && !encodingStyle.equals(Constants.URI_SOAP12_NOENC)
111                  && !Constants.isSOAP_ENC(encodingStyle))
112          {
113             TypeMappingRegistry tmr = context.getTypeMappingRegistry();
114             // TODO: both soap encoding style is registered ?
115 if (tmr.getTypeMapping(encodingStyle) == tmr.getDefaultTypeMapping())
116             {
117                AxisFault fault = new AxisFault(Constants.FAULT_SOAP12_DATAENCODINGUNKNOWN,
118                        null, Messages.getMessage("invalidEncodingStyle"), null, null, null);
119
120                throw new SAXException JavaDoc(fault);
121             }
122          }
123       }
124
125
126       // By default, make a new element
127 if (!context.isDoneParsing() && !context.isProcessingRef())
128       {
129          if (myElement == null)
130          {
131             try
132             {
133                myElement = makeNewElement(namespace, localName, prefix,
134                        attributes, context);
135             }
136             catch (AxisFault axisFault)
137             {
138                throw new SAXException JavaDoc(axisFault);
139             }
140          }
141          context.pushNewElement(myElement);
142       }
143    }
144
145    public SOAPElementAxisImpl makeNewElement(String JavaDoc namespace, String JavaDoc localName,
146                                              String JavaDoc prefix, Attributes JavaDoc attributes,
147                                              DeserializationContext context)
148            throws AxisFault
149    {
150       return new SOAPElementAxisImpl(namespace, localName,
151               prefix, attributes, context);
152    }
153
154    public void endElement(String JavaDoc namespace, String JavaDoc localName,
155                           DeserializationContext context)
156            throws SAXException JavaDoc
157    {
158       if (myElement != null)
159       {
160          if (myElements != null)
161          {
162             myElements[myIndex] = myElement;
163          }
164          myElement.setEndIndex(context.getCurrentRecordPos());
165       }
166    }
167
168    public SOAPHandler onStartChild(String JavaDoc namespace,
169                                    String JavaDoc localName,
170                                    String JavaDoc prefix,
171                                    Attributes JavaDoc attributes,
172                                    DeserializationContext context)
173            throws SAXException JavaDoc
174    {
175       SOAPHandler handler = new SOAPHandler();
176       return handler;
177    }
178
179    public void onEndChild(String JavaDoc namespace, String JavaDoc localName,
180                           DeserializationContext context)
181            throws SAXException JavaDoc
182    {
183    }
184 }
185
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