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99 lines
2 KiB
Text
99 lines
2 KiB
Text
/**
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* This is Service interface.
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*/
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class Service abstract
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{
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virtual play String Get(String request)
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{
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return "";
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}
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virtual ui String UiGet(String request)
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{
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return "";
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}
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}
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/**
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* Use this class to find and iterate over services.
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*
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* Example usage:
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*
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* @code
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* ServiceIterator i = ServiceIterator.Find("MyService");
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*
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* Service s;
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* while (s = i.Next())
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* {
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* String request = ...
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* String answer = s.Get(request);
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* ...
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* }
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* @endcode
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*
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* If no services are found, the all calls to Next() will return NULL.
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*/
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class ServiceIterator
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{
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/**
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* Creates a Service iterator for a service name. It will iterate over all existing Services
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* with names that match @a serviceName or have it as a part of their names.
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*
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* Matching is case-independent.
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*
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* @param serviceName class name of service to find.
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*/
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static ServiceIterator Find(String serviceName)
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{
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let result = new("ServiceIterator");
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result.mServiceName = serviceName;
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result.mClassIndex = 0;
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result.FindNextService();
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return result;
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}
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/**
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* Gets the service and advances the iterator.
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*
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* @returns service instance, or NULL if no more servers found.
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*
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* @note Each ServiceIterator will return new instances of services.
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*/
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Service Next()
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{
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uint classesNumber = AllClasses.Size();
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Service result = (mClassIndex == classesNumber)
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? NULL
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: Service(new(AllClasses[mClassIndex]));
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++mClassIndex;
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FindNextService();
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return result;
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}
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private void FindNextService()
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{
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uint classesNumber = AllClasses.size();
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while (mClassIndex < classesNumber && !ServiceNameContains(AllClasses[mClassIndex], mServiceName))
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{
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++mClassIndex;
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}
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}
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private static bool ServiceNameContains(class aClass, String substring)
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{
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if (!(aClass is "Service")) return false;
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String className = aClass.GetClassName();
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String lowerClassName = className.MakeLower();
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String lowerSubstring = substring.MakeLower();
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bool result = lowerClassName.IndexOf(lowerSubstring) != -1;
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return result;
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}
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private String mServiceName;
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private uint mClassIndex;
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}
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