diff http/src/luan/modules/web/LuanServlet.java @ 493:1d082a0812e0

move web to http
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 15 May 2015 17:29:59 -0600
parents web/src/luan/modules/web/LuanServlet.java@f86bf532f87c
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/http/src/luan/modules/web/LuanServlet.java	Fri May 15 17:29:59 2015 -0600
@@ -0,0 +1,46 @@
+package luan.modules.web;
+
+import java.io.IOException;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import luan.LuanState;
+import luan.LuanException;
+
+
+public class LuanServlet extends HttpServlet {
+	protected final String uriPrefix;
+	protected final LuanState luan;
+
+	public LuanServlet(String uriPrefix,LuanState luan) {
+		this.uriPrefix = uriPrefix;
+		this.luan = luan;
+	}
+
+	public LuanServlet(String uriPrefix) {
+		this(uriPrefix,LuanState.newInstance());
+	}
+
+	@Override protected void service(HttpServletRequest request,HttpServletResponse response)
+		throws IOException
+	{
+		String path = request.getRequestURI();
+		service(request,response,path);
+	}
+
+	public void service(HttpServletRequest request,HttpServletResponse response,String path)
+		throws IOException
+	{
+		if( !path.endsWith(".luan") )
+			throw new RuntimeException("'"+path+"' doesn't end with '.luan'");
+		String uri = uriPrefix + path.substring(0,path.length()-5);
+		try {
+			if( !HttpServicer.service(luan,request,response,uri) )
+				response.sendError(HttpServletResponse.SC_NOT_FOUND);
+		} catch(LuanException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+}