wildfire chat server source initial submit

broker/src/main/java/com/xiaoleilu/loServer/handler/HttpFileServerController.java

@@ -0,0 +1,75 @@
+package com.xiaoleilu.loServer.handler;
+
+import io.netty.channel.ChannelHandlerContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class HttpFileServerController {
+
+	private static final Logger logger = LoggerFactory.getLogger(HttpFileServerController.class);
+	private Map<String, ChannelHandlerContext> contextMap = null; //
+
+	private static class BrokenUploadInfoHandlerHolder {
+		private static HttpFileServerController singleton = new HttpFileServerController();
+	}
+
+	/**
+	 * constructor
+	 */
+	private HttpFileServerController() {
+		contextMap = new ConcurrentHashMap<String, ChannelHandlerContext>();
+	}
+
+	/**
+	 * getInstance
+	 */
+	public static HttpFileServerController getInstance() {
+		return BrokenUploadInfoHandlerHolder.singleton;
+	}
+
+	/**
+	 * mapChannelHandlerContext
+	 * 
+	 * @param requestId
+	 * @param ctx
+	 */
+	public synchronized void mapChannelHandlerContext(String requestId, ChannelHandlerContext ctx) {
+		if (contextMap.containsKey(requestId)) {
+			logger.warn("contextMap has already contained the key:" + requestId);
+		}
+
+		contextMap.put(requestId, ctx);
+	}
+
+	/**
+	 * getContext
+	 * 
+	 * @param requestId
+	 * @return
+	 */
+	public ChannelHandlerContext getChannelHandlerContext(String requestId) {
+		if (!contextMap.containsKey(requestId)) {
+			logger.warn("contextMap not contains the key:" + requestId);
+			return null;
+		}
+
+		return contextMap.get(requestId);
+	}
+
+	/**
+	 * removeContext
+	 * 
+	 * @param requestId
+	 */
+	public void removeChannelHandlerContext(String requestId) {
+		if (!contextMap.containsKey(requestId)) {
+			logger.warn("contextMap not contains the key:" + requestId);
+			return;
+		}
+
+		contextMap.remove(requestId);
+		// logger.info("contextMap remove done.(" + requestId + ")");
+	}
+}