/**
* Create a class that acts as a container for a hierarchy of static inner classes, one for each
* resource described by the WADL file.
*
* @param root the resource element that corresponds to the root of the resource tree
* @throws com.sun.codemodel.JClassAlreadyExistsException if, during code generation, the WADL
* processor attempts to create a duplicate class. This indicates a structural problem with
* the WADL file, e.g. duplicate peer resource entries.
*/
protected void generateEndpointClass(ResourceNode root) throws JClassAlreadyExistsException {
JDefinedClass impl = jPkg._class(JMod.PUBLIC, root.getClassName());
javaDoc.generateClassDoc(root, impl);
for (ResourceNode r : root.getChildResources()) {
generateSubClass(impl, r);
}
}
/**
* Creates an inner static class that represents a resource and its methods. Recurses the tree of
* child resources.
*
* @param parent the outer class for the static inner class being generated. This can either be
* the top level <code>Endpoint</code> class or a nested static inner class for a parent
* resource.
* @param resource the WADL <code>resource</code> element being processed.
* @throws com.sun.codemodel.JClassAlreadyExistsException if, during code generation, the WADL
* processor attempts to create a duplicate class. This indicates a structural problem with
* the WADL file, e.g. duplicate peer resource entries.
*/
protected void generateSubClass(JDefinedClass parent, ResourceNode resource)
throws JClassAlreadyExistsException {
ResourceClassGenerator rcGen =
new ResourceClassGenerator(s2jModel, codeModel, jPkg, generatedPackages, javaDoc, resource);
JDefinedClass impl = rcGen.generateClass(parent);
// generate Java methods for each resource method
for (MethodNode m : resource.getMethods()) {
rcGen.generateMethodDecls(m, false);
}
// generate sub classes for each child resource
for (ResourceNode r : resource.getChildResources()) {
generateSubClass(impl, r);
}
}
/**
* Add a type to a resource. Follow references to types across WADL file boundaries
*
* @param href the identifier of the resource_type element to process
* @param resource the resource
* @param file the URI of the current WADL file being processed
*/
protected void addTypeToResource(ResourceNode resource, String href, URI file) {
// dereference resource
if (!href.startsWith("#")) {
// referecnce to element in another document
file = getReferencedFile(file, href);
}
ResourceTypeNode n = ifaceMap.get(file.toString() + href.substring(href.indexOf('#')));
if (n != null) {
resource.addResourceType(n);
} else {
System.err.println(Wadl2JavaMessages.SKIPPING_REFERENCE(href, file.toString()));
}
}
/**
* Add a resource and (recursively) its children to a tree starting at the parent. Follow
* references to resources across WADL file boundaries
*
* @param parent the parent resource in the tree being built
* @param resource the WADL resource to process
* @param file the URI of the current WADL file being processed
*/
protected void buildResourceTree(ResourceNode parent, Resource resource, URI file) {
if (resource != null) {
ResourceNode n = parent.addChild(resource);
for (String type : resource.getType()) {
addTypeToResource(n, type, file);
}
for (Object child : resource.getMethodOrResource()) {
if (child instanceof Resource) {
Resource childResource = (Resource) child;
buildResourceTree(n, childResource, file);
} else if (child instanceof Method) {
Method m = (Method) child;
addMethodToResource(n, m, file);
}
}
}
}