Mercurial Hosting > luan
view src/luan/modules/http/HttpServicer.java @ 1267:9fa8b8389578
add LuanTable.luan;
support metatable __gc();
add luan.sql;
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Mon, 12 Nov 2018 02:10:41 -0700 |
parents | 3f4644246e39 |
children | 503bde9a7c80 |
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package luan.modules.http; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import luan.webserver.Request; import luan.webserver.Response; import luan.LuanState; import luan.LuanFunction; import luan.LuanException; import luan.LuanTable; import luan.LuanCloner; import luan.modules.PackageLuan; public final class HttpServicer { private static final Logger logger = LoggerFactory.getLogger(HttpServicer.class); public static Response service(LuanState luan,Request request,String modName) throws LuanException { try { return serviceLuan(luan,request,modName); } catch(LuanException e) { return handleError(luan,request,e); } } private static Response handleError(LuanState luan,Request request,LuanException e) throws LuanException { //e.printStackTrace(); synchronized(luan) { LuanCloner cloner = new LuanCloner(LuanCloner.Type.INCREMENTAL); luan = (LuanState)cloner.clone(luan); } LuanTable module = (LuanTable)PackageLuan.require(luan,"luan:http/Http.luan"); LuanFunction fn = (LuanFunction)module.rawGet("handle_error"); return (Response)fn.call( luan, new Object[]{request,e.table(luan)} ); } private static Response serviceLuan(LuanState luan,Request request,String modName) throws LuanException { LuanFunction fn; synchronized(luan) { PackageLuan.enableLoad(luan,"luan:http/Http.luan",modName); PackageLuan.require(luan,"luan:http/Http.luan"); Object mod = PackageLuan.load(luan,modName); if( mod.equals(Boolean.FALSE) ) return null; if( !(mod instanceof LuanFunction) ) throw new LuanException( "module '"+modName+"' must return a function" ); LuanCloner cloner = new LuanCloner(LuanCloner.Type.INCREMENTAL); luan = (LuanState)cloner.clone(luan); fn = (LuanFunction)cloner.get(mod); } LuanTable module = (LuanTable)PackageLuan.require(luan,"luan:http/Http.luan"); // request LuanFunction newRequestFn = (LuanFunction)module.rawGet("new_request"); newRequestFn.call( luan, new Object[]{request} ); // response LuanFunction newResponseFn = (LuanFunction)module.rawGet("new_response"); newResponseFn.call(luan); fn.call(luan); LuanFunction finishFn = (LuanFunction)module.rawGet("finish"); Response response = (Response)finishFn.call(luan); return response; } private HttpServicer() {} // never }