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SimpleListSerializer.javaAPI DocApache Axis 1.410591Sat Apr 22 18:57:28 BST 2006org.apache.axis.encoding.ser

SimpleListSerializer

public class SimpleListSerializer extends Object implements org.apache.axis.encoding.SimpleValueSerializer
Serializer for based on SimpleSerializer
author
Ias

Fields Summary
public QName
xmlType
public Class
javaType
private org.apache.axis.utils.BeanPropertyDescriptor[]
propertyDescriptor
private org.apache.axis.description.TypeDesc
typeDesc
Constructors Summary
public SimpleListSerializer(Class javaType, QName xmlType)


         
        this.xmlType = xmlType;
        this.javaType = javaType;
public SimpleListSerializer(Class javaType, QName xmlType, org.apache.axis.description.TypeDesc typeDesc)

        this.xmlType = xmlType;
        this.javaType = javaType;
        this.typeDesc = typeDesc;
Methods Summary
public java.lang.StringgetMechanismType()

 return Constants.AXIS_SAX;
private org.xml.sax.AttributesgetObjectAttributes(java.lang.Object value, org.xml.sax.Attributes attributes, org.apache.axis.encoding.SerializationContext context)

        if (typeDesc == null || !typeDesc.hasAttributes())
            return attributes;

        AttributesImpl attrs;
        if (attributes == null) {
            attrs = new AttributesImpl();
        } else if (attributes instanceof AttributesImpl) {
            attrs = (AttributesImpl)attributes;
        } else {
            attrs = new AttributesImpl(attributes);
        }

        try {
            // Find each property that is an attribute
            // and add it to our attribute list
            for (int i=0; i<propertyDescriptor.length; i++) {
                String propName = propertyDescriptor[i].getName();
                if (propName.equals("class"))
                    continue;

                FieldDesc field = typeDesc.getFieldByName(propName);
                // skip it if its not an attribute
                if (field == null || field.isElement())
                    continue;

                QName qname = field.getXmlName();
                if (qname == null) {
                    qname = new QName("", propName);
                }

                if (propertyDescriptor[i].isReadable() &&
                    !propertyDescriptor[i].isIndexed()) {
                    // add to our attributes
                    Object propValue = propertyDescriptor[i].get(value);
                    // If the property value does not exist, don't serialize
                    // the attribute.  In the future, the decision to serializer
                    // the attribute may be more sophisticated.  For example, don't
                    // serialize if the attribute matches the default value.
                    if (propValue != null) {
                        String propString = getValueAsString(propValue, context);

                        String namespace = qname.getNamespaceURI();
                        String localName = qname.getLocalPart();

                        attrs.addAttribute(namespace,
                                           localName,
                                           context.qName2String(qname),
                                           "CDATA",
                                           propString);
                    }
                }
            }
        } catch (Exception e) {
            // no attributes
            return attrs;
        }

        return attrs;
public java.lang.StringgetValueAsString(java.lang.Object value, org.apache.axis.encoding.SerializationContext context)

        // We could have separate serializers/deserializers to take
        // care of Float/Double cases, but it makes more sence to
        // put them here with the rest of the java lang primitives.
      
      int length = Array.getLength(value);
      StringBuffer result = new StringBuffer();
      for (int i = 0; i < length; i++) {
        Object object = Array.get(value, i);
        if (object instanceof Float ||
            object instanceof Double) {
          double data = 0.0;
          if (object instanceof Float) {
              data = ((Float) object).doubleValue();
          } else {
              data = ((Double) object).doubleValue();
          }
          if (Double.isNaN(data)) {
              result.append("NaN");
          } else if (data == Double.POSITIVE_INFINITY) {
            result.append("INF");
          } else if (data == Double.NEGATIVE_INFINITY) {
              result.append("-INF");
          }
          else {
            result.append(object.toString());
          }
        } 
        else if (object instanceof QName) {
          result.append(QNameSerializer.qName2String((QName)object, context));
        }
        else {
          result.append(object.toString());
        }
        if (i < length - 1) {
            result.append(' ");
        }
      }
      return result.toString();
public voidserialize(javax.xml.namespace.QName name, org.xml.sax.Attributes attributes, java.lang.Object value, org.apache.axis.encoding.SerializationContext context)
Serialize a list of primitives or simple values.

        if (value != null && value.getClass() == java.lang.Object.class) {
            throw new IOException(Messages.getMessage("cantSerialize02"));
        }

        // get any attributes
        if (value instanceof SimpleType)
            attributes = getObjectAttributes(value, attributes, context);

        String strValue = null;
        if (value != null) {
            strValue = getValueAsString(value, context);
        }
        context.startElement(name, attributes);
        if (strValue != null) {
            context.writeSafeString(strValue);
        }
        context.endElement();
public org.w3c.dom.ElementwriteSchema(java.lang.Class javaType, org.apache.axis.wsdl.fromJava.Types types)
Return XML schema for the specified type, suitable for insertion into the <types> element of a WSDL document, or underneath an <element> or <attribute> declaration.

param
javaType the Java Class we're writing out schema for
param
types the Java2WSDL Types object which holds the context for the WSDL being generated.
return
a type element containing a schema simpleType/complexType
see
org.apache.axis.wsdl.fromJava.Types

        // Let the caller generate WSDL if this is not a SimpleType
        if (!SimpleType.class.isAssignableFrom(javaType))
            return null;

        // ComplexType representation of SimpleType bean class
        Element complexType = types.createElement("complexType");
        types.writeSchemaElementDecl(xmlType, complexType);
        complexType.setAttribute("name", xmlType.getLocalPart());

        // Produce simpleContent extending base type.
        Element simpleContent = types.createElement("simpleContent");
        complexType.appendChild(simpleContent);
        Element extension = types.createElement("extension");
        simpleContent.appendChild(extension);

        // Get the base type from the "value" element of the bean
        String base = "string";
        for (int i=0; i<propertyDescriptor.length; i++) {
            String propName = propertyDescriptor[i].getName();
            if (!propName.equals("value")) {
                if (typeDesc != null) {
                    FieldDesc field = typeDesc.getFieldByName(propName);
                    if (field != null) {
                        if (field.isElement()) {
                            // throw?
                        }
                        QName qname = field.getXmlName();
                        if (qname == null) {
                            // Use the default...
                            qname = new QName("", propName);
                        }

                        //  write attribute element
                        Class fieldType = propertyDescriptor[i].getType();

                        // Attribute must be a simple type, enum or SimpleType
                        if (!types.isAcceptableAsAttribute(fieldType)) {
                            throw new AxisFault(Messages.getMessage("AttrNotSimpleType00",
                                    propName,
                                    fieldType.getName()));
                        }

                        // write attribute element
                        // TODO the attribute name needs to be preserved from the XML
                        Element elem = types.createAttributeElement(propName,
                                fieldType,
                                field.getXmlType(),
                                false,
                                extension.getOwnerDocument());
                        extension.appendChild(elem);
                    }
                }
                continue;
            }

            BeanPropertyDescriptor bpd = propertyDescriptor[i];
            Class type = bpd.getType();
            // Attribute must extend a simple type, enum or SimpleType
            if (!types.isAcceptableAsAttribute(type)) {
                throw new AxisFault(Messages.getMessage("AttrNotSimpleType01",
                        type.getName()));
            }
            base = types.writeType(type);
            extension.setAttribute("base", base);
        }

        // done
        return complexType;