protected void deepScanImpl(Local local, FileObject root, FileObject target) throws IOException {
if (CONTROLLERS.equals(target.getName().getBaseName())) {
checkModuleResourceCandidate(local, root, target, target);
} else {
FileObject[] children = target.getChildren();
for (FileObject child : children) {
if (child.getType().hasChildren()) {
deepScanImpl(local, root, child);
}
}
}
}
private void addModuleContext(
Local local, FileObject rootObject, FileObject thisFolder, FileObject resource)
throws IOException {
ModuleResource moduleInfo = local.moduleResourceMap.get(thisFolder);
moduleInfo.addContextResource(resource.getURL());
if (logger.isDebugEnabled()) {
logger.debug(
"module '"
+ moduleInfo.getMappingPath()
+ "': found context file, url="
+ resource.getURL());
}
}
private void addModuleClass(
Local local, FileObject rootObject, FileObject thisFolder, FileObject resource)
throws IOException {
String className = rootObject.getName().getRelativeName(resource.getName());
Assert.isTrue(!className.startsWith("/"));
className = StringUtils.removeEnd(className, ".class");
className = className.replace('/', '.');
ModuleResource module = local.moduleResourceMap.get(thisFolder);
try {
// TODO: classloader...
module.addModuleClass(Class.forName(className));
if (logger.isDebugEnabled()) {
logger.debug("module '" + module.getMappingPath() + "': found class, name=" + className);
}
} catch (ClassNotFoundException e) {
logger.error("", e);
}
}
private void addModuleMessage(
Local local, FileObject rootObject, FileObject thisFolder, FileObject resource)
throws IOException {
ModuleResource moduleInfo = local.moduleResourceMap.get(thisFolder);
String directory = resource.getParent().getURL().toString();
String messageFileName = resource.getName().getBaseName();
String msgBasename;
if (messageFileName.indexOf('_') == -1) {
msgBasename = messageFileName.substring(0, messageFileName.indexOf('.'));
} else {
msgBasename = messageFileName.substring(0, messageFileName.indexOf('_'));
}
moduleInfo.addMessageResource(directory + msgBasename);
if (logger.isDebugEnabled()) {
logger.debug(
"module '"
+ moduleInfo.getMappingPath()
+ "': found messages file, url="
+ resource.getURL());
}
}
protected void handlerModuleResource(
Local local, FileObject rootObject, FileObject thisFolder, FileObject resource)
throws IOException {
FileName fileName = resource.getName();
String bn = fileName.getBaseName();
if (logger.isDebugEnabled()) {
logger.debug("handlerModuleResource baseName=" + bn + "; file=" + fileName.getFileObject());
}
if (bn.endsWith(".class") && bn.indexOf('$') == -1) {
addModuleClass(local, rootObject, thisFolder, resource);
} else if (bn.startsWith("applicationContext") && bn.endsWith(".xml")) {
addModuleContext(local, rootObject, thisFolder, resource);
} else if (bn.startsWith("messages") && (bn.endsWith(".xml") || bn.endsWith(".properties"))) {
addModuleMessage(local, rootObject, thisFolder, resource);
}
}
@Override
public List<ModuleResource> findModuleResources(LoadScope scope) throws IOException {
Local local = new Local();
String[] controllersScope = scope.getScope("controllers");
if (logger.isInfoEnabled()) {
logger.info("[moduleResource] starting ...");
logger.info(
"[moduleResource] call 'findFiles':"
+ " to find classes or jar files by scope " //
+ Arrays.toString(controllersScope));
}
List<ResourceRef> refers =
RoseScanner.getInstance().getJarOrClassesFolderResources(controllersScope);
if (logger.isInfoEnabled()) {
logger.info("[moduleResource] exits from 'findFiles'");
logger.info(
"[moduleResource] going to scan controllers"
+ " from these folders or jar files:"
+ refers);
}
FileSystemManager fileSystem = new FileSystemManager();
for (ResourceRef refer : refers) {
Resource resource = refer.getResource();
if (!refer.hasModifier("controllers")) {
if (logger.isDebugEnabled()) {
logger.debug(
"[moduleResource] Ignored because not marked as 'controllers'"
+ " in META-INF/rose.properties or META-INF/MANIFEST.MF: "
+ resource.getURI());
}
continue;
}
File resourceFile = resource.getFile();
String urlString;
if ("jar".equals(refer.getProtocol())) {
urlString =
ResourceUtils.URL_PROTOCOL_JAR
+ ":"
+ resourceFile.toURI()
+ ResourceUtils.JAR_URL_SEPARATOR;
} else {
urlString = resourceFile.toURI().toString();
}
FileObject rootObject = fileSystem.resolveFile(urlString);
if (rootObject == null || !rootObject.exists()) {
if (logger.isDebugEnabled()) {
logger.debug("[moduleResource] Ignored because not exists: " + urlString);
}
continue;
}
if (logger.isInfoEnabled()) {
logger.info("[moduleResource] start to scan moduleResource in file: " + rootObject);
}
try {
int oldSize = local.moduleResourceList.size();
deepScanImpl(local, rootObject, rootObject);
int newSize = local.moduleResourceList.size();
if (logger.isInfoEnabled()) {
logger.info("[moduleResource] got " + (newSize - oldSize) + " modules in " + rootObject);
}
} catch (Exception e) {
logger.error("[moduleResource] error happend when scanning " + rootObject, e);
}
fileSystem.clearCache();
}
afterScanning(local);
logger.info("[moduleResource] found " + local.moduleResourceList.size() + " module resources ");
return local.moduleResourceList;
}
protected void checkModuleResourceCandidate(
Local local, FileObject root, FileObject topModuleFile, FileObject candidate)
throws IOException {
String relative = topModuleFile.getName().getRelativeName(candidate.getName());
String mappingPath = null;
String[] interceptedAllow = null;
String[] interceptedDeny = null;
ModuleResource parentModule = local.moduleResourceMap.get(candidate.getParent());
// 如果rose.properties设置了controllers的module.path?
FileObject rosePropertiesFile = candidate.getChild("rose.properties");
if (rosePropertiesFile != null && rosePropertiesFile.exists()) {
Properties p = new Properties();
InputStream in = rosePropertiesFile.getContent().getInputStream();
p.load(in);
in.close();
// 如果controllers=ignored，则...
String ignored = p.getProperty(CONF_MODULE_IGNORED, "false").trim();
if ("true".equalsIgnoreCase(ignored) || "1".equalsIgnoreCase(ignored)) {
if (logger.isInfoEnabled()) {
logger.info(
"Ignored module(include submodules) by rose.properties[ignored="
+ ignored
+ "]: "
+ candidate);
}
return;
}
mappingPath = p.getProperty(CONF_MODULE_PATH);
if (mappingPath != null) {
mappingPath = mappingPath.trim();
String parentModulePlaceHolder = "${" + CONF_PARENT_MODULE_PATH + "}";
if (mappingPath.indexOf(parentModulePlaceHolder) != -1) {
String parentModulePath = "";
if (candidate.getParent() != null) {
parentModulePath = (parentModule == null) ? "" : parentModule.getMappingPath();
}
mappingPath = mappingPath.replace(parentModulePlaceHolder, parentModulePath);
}
if (mappingPath.length() != 0 && !mappingPath.startsWith("/")) {
if (parentModule != null) {
mappingPath = parentModule.getMappingPath() + "/" + mappingPath;
} else if (StringUtils.isNotEmpty(relative)) {
mappingPath = relative + "/" + mappingPath;
} else {
mappingPath = "/" + mappingPath;
}
}
mappingPath = RoseStringUtil.mappingPath(mappingPath);
}
// interceptedAllow、interceptedDeny
String interceptedAllowStrings = p.getProperty(CONF_INTERCEPTED_ALLOW);
interceptedAllowStrings = StringUtils.trimToEmpty(interceptedAllowStrings);
if (interceptedAllowStrings.length() > 0) {
interceptedAllow = StringUtils.split(interceptedAllowStrings, ",");
}
String interceptedDenyStrings = p.getProperty(CONF_INTERCEPTED_DENY);
interceptedDenyStrings = StringUtils.trimToEmpty(interceptedDenyStrings);
if (interceptedDenyStrings.length() > 0) {
interceptedDeny = StringUtils.split(interceptedDenyStrings, ",");
}
}
//
if (mappingPath == null) {
if (parentModule != null) {
mappingPath = parentModule.getMappingPath() + "/" + candidate.getName().getBaseName();
} else {
mappingPath = "";
}
}
ModuleResource moduleResource = new ModuleResource();
moduleResource.setMappingPath(mappingPath);
moduleResource.setModuleUrl(candidate.getURL());
moduleResource.setRelativePath(RoseStringUtil.relativePathToModulePath(relative));
moduleResource.setParent(parentModule);
if (interceptedAllow != null) {
moduleResource.setInterceptedAllow(interceptedAllow);
}
if (interceptedDeny != null) {
moduleResource.setInterceptedDeny(interceptedDeny);
}
local.moduleResourceMap.put(candidate, moduleResource);
local.moduleResourceList.add(moduleResource);
if (logger.isDebugEnabled()) {
logger.debug("found module '" + mappingPath + "' in " + candidate.getURL());
}
FileObject[] children = candidate.getChildren();
for (FileObject child : children) {
if (child.getType().hasContent() && !child.getType().hasChildren()) {
handlerModuleResource(local, root, candidate, child);
}
}
for (FileObject child : children) {
if (child.getType().hasChildren()) {
checkModuleResourceCandidate(local, root, topModuleFile, child);
}
}
}
