添加检查是否订阅频道server api

common/src/main/java/cn/wildfirechat/pojos/OutputBooleanValue.java

@@ -0,0 +1,21 @@
+/*
+ * This file is part of the Wildfire Chat package.
+ * (c) Heavyrain2012 <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+package cn.wildfirechat.pojos;
+
+
+import cn.wildfirechat.proto.WFCMessage;
+import io.netty.util.internal.StringUtil;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class OutputBooleanValue {
+    public boolean value;
+}
+