update to 2.0.0-b5 version

set modules config to array
add subdir index.html
update Example of Hello.php
add Exception tester for TimerMiddleware.php
add keyword for @CQCommand
rename OnWorkerStart.php to OnStart.php
remove SwooleEventAfter.php
rename HandleEvent.php to SwooleHandler.php
set ZMRobot callback mode default to true
add getNextArg() and getFullArg()
add EventDispatcher.php logger
set Exception all based from ZMException
fix recursive bug for Response.php
add single_bot_mode
add SingletonTrait.php
add bot() function

src/ZM/Store/LightCache.php

@@ -92,7 +92,7 @@ class LightCache
         } elseif (is_bool($value)) {
             $data_type = "bool";
             $value = json_encode($value);
-        }else {
+        } else {
             throw new Exception("Only can set string, array and int");
         }
         try {
@@ -126,7 +126,7 @@ class LightCache
             throw new Exception("Only can set string, array and int");
         }
         try {
-            if(self::$kv_table->get($key) === false) return false;
+            if (self::$kv_table->get($key) === false) return false;
             return self::$kv_table->set($key, [
                 "value" => $value,
                 "data_type" => $data_type
@@ -170,7 +170,7 @@ class LightCache
     }
 
     public static function savePersistence() {
-        if(self::$kv_table === null) return;
+        if (self::$kv_table === null) return;
         $r = [];
         foreach (self::$kv_table as $k => $v) {
             if ($v["expire"] === -2) {
@@ -179,8 +179,10 @@ class LightCache
             }
         }
         if(self::$config["persistence_path"] == "") return;
-        $r = file_put_contents(self::$config["persistence_path"], json_encode($r, 128 | 256));
-        if ($r === false) Console::error("Not saved, please check your \"persistence_path\"!");
+        if (file_exists(self::$config["persistence_path"])) {
+            $r = file_put_contents(self::$config["persistence_path"], json_encode($r, 128 | 256));
+            if ($r === false) Console::error("Not saved, please check your \"persistence_path\"!");
+        }
     }
 
     private static function checkExpire($key) {

src/ZM/Store/LightCacheInside.php

@@ -6,6 +6,7 @@ namespace ZM\Store;
 
 use Exception;
 use Swoole\Table;
+use ZM\Exception\ZMException;
 
 class LightCacheInside
 {
@@ -15,9 +16,11 @@ class LightCacheInside
     public static $last_error = '';
 
     public static function init() {
-        self::$kv_table["wait_api"] = new Table(2, 0);
+        self::$kv_table["wait_api"] = new Table(3, 0);
         self::$kv_table["wait_api"]->column("value", Table::TYPE_STRING, 65536);
-        $result = self::$kv_table["wait_api"]->create();
+        self::$kv_table["connect"] = new Table(8, 0);
+        self::$kv_table["connect"]->column("value", Table::TYPE_STRING, 256);
+        $result = self::$kv_table["wait_api"]->create() && self::$kv_table["connect"]->create();
         if ($result === false) {
             self::$last_error = '系统内存不足，申请失败';
             return $result;
@@ -25,8 +28,14 @@ class LightCacheInside
         return $result;
     }
 
+    /**
+     * @param string $table
+     * @param string $key
+     * @return mixed|null
+     * @throws ZMException
+     */
     public static function get(string $table, string $key) {
-        if (!isset(self::$kv_table[$table])) throw new Exception("not initialized LightCache");
+        if (!isset(self::$kv_table[$table])) throw new ZMException("not initialized LightCache");
         $r = self::$kv_table[$table]->get($key);
         return $r === false ? null : json_decode($r["value"], true);
     }
@@ -36,10 +45,10 @@ class LightCacheInside
      * @param string $key
      * @param string|array|int $value
      * @return mixed
-     * @throws Exception
+     * @throws ZMException
      */
     public static function set(string $table, string $key, $value) {
-        if (self::$kv_table === null) throw new Exception("not initialized LightCache");
+        if (self::$kv_table === null) throw new ZMException("not initialized LightCache");
         try {
             return self::$kv_table[$table]->set($key, [
                 "value" => json_encode($value, 256)

src/ZM/Store/ZMAtomic.php

@@ -29,6 +29,7 @@ class ZMAtomic
         }
         self::$atomics["stop_signal"] = new Atomic(0);
         self::$atomics["wait_msg_id"] = new Atomic(0);
+        self::$atomics["_event_id"] = new Atomic(0);
         for ($i = 0; $i < 10; ++$i) {
             self::$atomics["_tmp_" . $i] = new Atomic(0);
         }