javabeanhelperwriter.java

Java有关XML编程需要用到axis 的源代码 把里面bin下的包导入相应的Java工程 进行使用

                if (elementMetaData == null) {
                    elementMetaData = new Vector();
                }

                elementMetaData.add(elem);

                // }
            }
        }

        pw.println("    // " + Messages.getMessage("typeMeta"));
        pw.println(
                "    private static org.apache.axis.description.TypeDesc typeDesc =");
        pw.println("        new org.apache.axis.description.TypeDesc("
                + Utils.getJavaLocalName(type.getName()) + ".class, "
                + (this.canSearchParents
                ? "true"
                : "false") + ");");
        pw.println();
        pw.println("    static {");
        pw.println("        typeDesc.setXmlType("
                + Utils.getNewQName(type.getQName()) + ");");

        // Add attribute and element field descriptors
        if ((attributes != null) || (elementMetaData != null)) {
            if (attributes != null) {
                boolean wroteAttrDecl = false;

                for (int i = 0; i < attributes.size(); i++) {
                    ContainedAttribute attr = (ContainedAttribute) attributes.get(i);
                    TypeEntry te = attr.getType();
                    QName attrName = attr.getQName();
                    String fieldName = getAsFieldName(attr.getName());

                    QName attrXmlType = te.getQName();

                    pw.print("        ");

                    if (!wroteAttrDecl) {
                        pw.print("org.apache.axis.description.AttributeDesc ");

                        wroteAttrDecl = true;
                    }

                    pw.println(
                            "attrField = new org.apache.axis.description.AttributeDesc();");
                    pw.println("        attrField.setFieldName(\"" + fieldName
                            + "\");");
                    pw.println("        attrField.setXmlName("
                            + Utils.getNewQNameWithLastLocalPart(attrName) + ");");

                    if (attrXmlType != null) {
                        pw.println("        attrField.setXmlType("
                                + Utils.getNewQName(attrXmlType) + ");");
                    }

                    pw.println("        typeDesc.addFieldDesc(attrField);");
                }
            }

            if (elementMetaData != null) {
                boolean wroteElemDecl = false;

                for (int i = 0; i < elementMetaData.size(); i++) {
                    ElementDecl elem =
                            (ElementDecl) elementMetaData.elementAt(i);

                    if (elem.getAnyElement()) {
                        continue;
                    }

                    String fieldName = getAsFieldName(elem.getName());
                    QName xmlName = elem.getQName();

                    // Some special handling for arrays.
                    TypeEntry elemType = elem.getType();
                    QName xmlType = null;

                    if ((elemType.getDimensions().length() > 1)
                            && (elemType.getClass() == DefinedType.class)) {

                        // If we have a DefinedType with dimensions, it must
                        // be a SOAP array derived type.  In this case, use
                        // the refType's QName for the metadata.
                        elemType = elemType.getRefType();
                    } else if (elemType.getClass() == DefinedElement.class
                            && elemType.getRefType() != null) {
                        // If we have a DefinedElement which references other element
                        //  (eg. <element ref="aRefEleme"/>)
                        // use the refType's QName for the metadata (which can be anonymous type.)
                        // see the schema of test/wsdl/axis2098
                        elemType = elemType.getRefType();
                    } else if (elemType.isSimpleType()
                            && elemType.getRefType() != null) {
                        // see wsdl in AXIS-2138
                        elemType = elemType.getRefType();
                    } else {
                        // Otherwise, use the first non-Collection type we
                        // encounter up the ref chain.
                        while (elemType instanceof CollectionTE) {
                            elemType = elemType.getRefType();
                        }
                    }
                    xmlType = elemType.getQName();

                    pw.print("        ");

                    if (!wroteElemDecl) {
                        pw.print("org.apache.axis.description.ElementDesc ");

                        wroteElemDecl = true;
                    }

                    pw.println(
                            "elemField = new org.apache.axis.description.ElementDesc();");
                    pw.println("        elemField.setFieldName(\"" + fieldName
                            + "\");");
                    pw.println("        elemField.setXmlName("
                            + Utils.getNewQNameWithLastLocalPart(xmlName) + ");");

                    if (xmlType != null) {
                        pw.println("        elemField.setXmlType("
                                + Utils.getNewQName(xmlType) + ");");
                    }

                    if (elem.getMinOccursIs0()) {
                        pw.println("        elemField.setMinOccurs(0);");
                    }
                    if (elem.getNillable()) {
                        pw.println("        elemField.setNillable(true);");
                    } else {
                        pw.println("        elemField.setNillable(false);");
                    }

                    if(elem.getMaxOccursIsUnbounded()) {
                        pw.println("        elemField.setMaxOccursUnbounded(true);");
                    }
                    QName itemQName = elem.getType().getItemQName();
                    if (itemQName != null) {
                        pw.println("        elemField.setItemQName(" +
                                   Utils.getNewQName(itemQName) + ");");
                    }

                    pw.println("        typeDesc.addFieldDesc(elemField);");
                }
            }
        }

        pw.println("    }");
        pw.println();
        pw.println("    /**");
        pw.println("     * " + Messages.getMessage("returnTypeMeta"));
        pw.println("     */");
        pw.println(
                "    public static org.apache.axis.description.TypeDesc getTypeDesc() {");
        pw.println("        return typeDesc;");
        pw.println("    }");
        pw.println();
    }

    /**
     * Utility function to get the bean property name (as will be returned
     * by the Introspector) for a given field name.  This just means
     * we capitalize the first character if the second character is
     * capitalized.  Example: a field named "fOO" will turn into
     * getter/setter methods "getFOO()/setFOO()".  So when the Introspector
     * looks at that bean, the property name will be "FOO", not "fOO" due
     * to the rules in the JavaBeans spec.  So this makes sure the
     * metadata will match. <p>
     *
     * The method also makes sure that the returned property name is not in
     * the set of reserved properties as defined by {@link #reservedPropNames}.     
     *  
     * @param fieldName 
     * @return 
     */
    private String getAsFieldName(String fieldName) {

        // If there's a second character, and it is uppercase, then the
        // bean property name will have a capitalized first character
        // (because setURL() maps to a property named "URL", not "uRL")
        if ((fieldName.length() > 1)
                && Character.isUpperCase(fieldName.charAt(1))) {
            fieldName = Utils.capitalizeFirstChar(fieldName);
        }

        // Make sure the property name is not reserved.
        return JavaUtils.getUniqueValue(reservedPropNames, fieldName);
    }

    /**
     * write Serializer getter code and pass in meta data to avoid
     * undo introspection.
     * 
     * @param pw 
     * @throws IOException 
     */
    protected void writeSerializer(PrintWriter pw) throws IOException {

        String typeDesc = "typeDesc";
        String ser = " org.apache.axis.encoding.ser.BeanSerializer";

        if (type.isSimpleType()) {
            ser = " org.apache.axis.encoding.ser.SimpleSerializer";
        }

        pw.println("    /**");
        pw.println("     * Get Custom Serializer");
        pw.println("     */");
        pw.println(
                "    public static org.apache.axis.encoding.Serializer getSerializer(");
        pw.println("           java.lang.String mechType, ");
        pw.println("           java.lang.Class _javaType,  ");
        pw.println("           javax.xml.namespace.QName _xmlType) {");
        pw.println("        return ");
        pw.println("          new " + ser + "(");
        pw.println("            _javaType, _xmlType, " + typeDesc + ");");
        pw.println("    }");
        pw.println();
    }

    /**
     * write Deserializer getter code and pass in meta data to avoid
     * undo introspection.
     * 
     * @param pw 
     * @throws IOException 
     */
    protected void writeDeserializer(PrintWriter pw) throws IOException {

        String typeDesc = "typeDesc";
        String dser = " org.apache.axis.encoding.ser.BeanDeserializer";

        if (type.isSimpleType()) {
            dser = " org.apache.axis.encoding.ser.SimpleDeserializer";
        }

        pw.println("    /**");
        pw.println("     * Get Custom Deserializer");
        pw.println("     */");
        pw.println(
                "    public static org.apache.axis.encoding.Deserializer getDeserializer(");
        pw.println("           java.lang.String mechType, ");
        pw.println("           java.lang.Class _javaType,  ");
        pw.println("           javax.xml.namespace.QName _xmlType) {");
        pw.println("        return ");
        pw.println("          new " + dser + "(");
        pw.println("            _javaType, _xmlType, " + typeDesc + ");");
        pw.println("    }");
        pw.println();
    }
}    // class JavaBeanHelperWriter