try {
JSONComponentCallback componentCallback = null;
WODynamicURL url = request._uriDecomposed();
String requestHandlerPath = url.requestHandlerPath();
JSONRPCBridge jsonBridge;
if (requestHandlerPath != null && requestHandlerPath.length() > 0) {
String componentNameAndInstance = requestHandlerPath;
String componentInstance;
String componentName;
int slashIndex = componentNameAndInstance.indexOf('/');
if (slashIndex == -1) {
componentName = componentNameAndInstance;
componentInstance = null;
}
else {
componentName = componentNameAndInstance.substring(0, slashIndex);
componentInstance = componentNameAndInstance.substring(slashIndex + 1);
}
if (session == null) {
session = context.session();
}
String bridgesKey = (componentInstance == null) ? "_JSONGlobalBridges" : "_JSONInstanceBridges";
Map<String, JSONRPCBridge> componentBridges = (Map<String, JSONRPCBridge>) session.objectForKey(bridgesKey);
if (componentBridges == null) {
int limit = ERXProperties.intForKeyWithDefault((componentInstance == null) ? "er.ajax.json.globalBacktrackCacheSize" : "er.ajax.json.backtrackCacheSize", WOApplication.application().pageCacheSize());
componentBridges = new LRUMap<String, JSONRPCBridge>(limit);
session.setObjectForKey(componentBridges, bridgesKey);
}
jsonBridge = componentBridges.get(componentNameAndInstance);
if (jsonBridge == null) {
Class componentClass = _NSUtilities.classWithName(componentName);
JSONComponent component;
if (JSONComponent.class.isAssignableFrom(componentClass)) {
component = (JSONComponent) _NSUtilities.instantiateObject(componentClass, new Class[] { WOContext.class }, new Object[] { context }, true, false);
}
else {
throw new SecurityException("There is no JSON component named '" + componentName + "'.");
}
jsonBridge = createBridgeForComponent(component, componentName, componentInstance, componentBridges);
}
componentCallback = new JSONComponentCallback(context);
jsonBridge.registerCallback(componentCallback, WOContext.class);
}
else {
jsonBridge = _sharedBridge;
}
try {
output = jsonBridge.call(new Object[] { request, response, context }, input);
}
finally {
if (componentCallback != null) {
jsonBridge.unregisterCallback(componentCallback, WOContext.class);
}
}
if (context._session() != null) {
WOSession contextSession = context._session();