defaultmodelreader.java

该源代码为一些通用的程序

            (getPropertyDescriptor(name));

        if (propertyInfo == null) {
            throw new ObjectDescriptionException("Unable to load property " + name);
        }

        propertyInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        propertyInfo.setPropertyType(PropertyType.ATTRIBUTE);
        propertyInfo.setXmlName(attribName);
        propertyInfo.setXmlHandler(handlerClass);
        this.propertyList.add(propertyInfo);
    }

    /**
     * Handles the constructor definition.
     * 
     * @param tagName  the tag name.
     * @param parameterClass  the parameter class.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description.
     */
    protected void handleConstructorDefinition(final String tagName, final String parameterClass)
        throws ObjectDescriptionException {

        final Class c = loadClass(parameterClass);
        if (c == null) {
            throw new ObjectDescriptionException("Failed to load class " + parameterClass);
        }
        final TypeInfo ti = new TypeInfo(tagName, c);
        ti.setComments(new Comments(getOpenComment(), getCloseComment()));
        this.constructorList.add (ti);
    }

    /**
     * Handles the description of an element within an object definition.
     *
     * @param name  the property name.
     * @param element  the element name.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description.
     */
    protected void handleElementDefinition(final String name, final String element)
        throws ObjectDescriptionException {

        final PropertyInfo propertyInfo = ModelBuilder.getInstance().createSimplePropertyInfo
            (getPropertyDescriptor(name));

        if (propertyInfo == null) {
            throw new ObjectDescriptionException("Unable to load property " + name);
        }

        propertyInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        propertyInfo.setPropertyType(PropertyType.ELEMENT);
        propertyInfo.setXmlName(element);
        propertyInfo.setXmlHandler(null);
        this.propertyList.add(propertyInfo);

    }

    /**
     * Handles a lookup definition.
     * 
     * @param name  the name.
     * @param lookupKey  the lookup key.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description.
     */
    protected void handleLookupDefinition(final String name, final String lookupKey)
        throws ObjectDescriptionException {
        final PropertyInfo propertyInfo = ModelBuilder.getInstance().createSimplePropertyInfo
            (getPropertyDescriptor(name));

        if (propertyInfo == null) {
            throw new ObjectDescriptionException("Unable to load property " + name);
        }

        propertyInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        propertyInfo.setPropertyType(PropertyType.LOOKUP);
        propertyInfo.setXmlName(lookupKey);
        propertyInfo.setXmlHandler(null);
        this.propertyList.add(propertyInfo);
    }

    /**
     * Returns a property descriptor for the named property, or <code>null</code> if there is
     * no descriptor with the given name.
     *
     * @param propertyName  the property name.
     *
     * @return a property descriptor.
     */
    protected PropertyDescriptor getPropertyDescriptor(final String propertyName) {
        final PropertyDescriptor[] pds = this.currentBeanInfo.getPropertyDescriptors();
        for (int i = 0; i < pds.length; i++) {
            if (pds[i].getName().equals(propertyName)) {
                return pds[i];
            }
        }
        return null;
    }

    /**
     * Handles an ignored property.
     * 
     * @param name  the name.
     */
    protected void handleIgnoredProperty(final String name) {
        final IgnoredPropertyInfo propertyInfo = new IgnoredPropertyInfo(name);
        propertyInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        this.propertyList.add(propertyInfo);
    }

    /**
     * Handles a manual mapping.
     *
     * @param className  the class name.
     * @param readHandler  the read handler.
     * @param writeHandler  the write handler.
     * 
     * @return A boolean.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description.
     */
    protected boolean handleManualMapping(final String className, final String readHandler, final String writeHandler)
        throws ObjectDescriptionException {

        final ManualMappingInfo manualMappingInfo =
            new ManualMappingInfo(loadClass(className),
                loadClass(readHandler), loadClass(writeHandler));
        manualMappingInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        manualMappingInfo.setSource(this.source);
        this.model.getMappingModel().addManualMapping(manualMappingInfo);
        return true;
    }

    /**
     * Start a multiplex mapping.
     * 
     * @param className  the class name.
     * @param typeAttr  the type.
     */
    protected void startMultiplexMapping(final String className, final String typeAttr) {
        this.multiplexInfo = new MultiplexMappingInfo(loadClass(className), typeAttr);
        this.multiplexInfo.setSource(this.source);
        this.multiplexTypeInfos = new ArrayList();
    }

    /**
     * Handles a multiplex mapping.
     * 
     * @param typeName  the type name.
     * @param className  the class name.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description.
     */
    protected void handleMultiplexMapping(final String typeName, final String className)
        throws ObjectDescriptionException {
        final TypeInfo info = new TypeInfo(typeName, loadClass(className));
        info.setComments(new Comments(getOpenComment(), getCloseComment()));
        this.multiplexTypeInfos.add (info);
    }

    /**
     * Ends a multiplex mapping.
     * 
     * @throws ObjectDescriptionException if there is a problem with the object description. 
     */
    protected void endMultiplexMapping() throws ObjectDescriptionException {
        final TypeInfo[] typeInfos = (TypeInfo[]) this.multiplexTypeInfos.toArray(
            new TypeInfo[this.multiplexTypeInfos.size()]
        );
        this.multiplexInfo.setComments(new Comments(getOpenComment(), getCloseComment()));
        this.multiplexInfo.setChildClasses(typeInfos);
        this.model.getMappingModel().addMultiplexMapping(this.multiplexInfo);
        this.multiplexInfo = null;
    }

    /**
     * Starts include handling.
     * 
     * @param resource  the URL.
     */
    protected void startIncludeHandling(final URL resource) {
        this.source = IOUtils.getInstance().createRelativeURL(resource, this.baseURL);
        this.model.addSource(this.source);
        this.model.addIncludeComment(
            this.source, new Comments(getOpenComment(), getCloseComment())
        );
    }

    /**
     * Ends include handling.
     */
    protected void endIncludeHandling() {
        this.source = "";
    }

    /**
     * Starts the root document.
     */
    protected void startRootDocument() {
        this.source = "";
    }

    /**
     * Ends the root document.
     */
    protected void endRootDocument() {
        this.model.setModelComments(new Comments(getOpenComment(), getCloseComment()));
    }
}