【文字说明】调整代码注释。。。增加2个类的使用方式。。。

platforms/android/src/org/apache/cordova/x5engine/X5ExposedJsApi.java

 /*
-       Licensed to the Apache Software Foundation (ASF) under one
-       or more contributor license agreements.  See the NOTICE file
-       distributed with this work for additional information
-       regarding copyright ownership.  The ASF licenses this file
-       to you under the Apache License, Version 2.0 (the
-       "License"); you may not use this file except in compliance
-       with the License.  You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-       Unless required by applicable law or agreed to in writing,
-       software distributed under the License is distributed on an
-       "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-       KIND, either express or implied.  See the License for the
-       specific language governing permissions and limitations
-       under the License.
+    javascript 引擎桥。
+    用于cordova.js与系统cordova.jar通讯用的工具类，
+    此工具类从X5WebViewEngine实现调用
 */
 package org.apache.cordova.x5engine;
 

platforms/android/src/org/apache/cordova/x5engine/X5WebView.java

-/*
-       Licensed to the Apache Software Foundation (ASF) under one
-       or more contributor license agreements.  See the NOTICE file
-       distributed with this work for additional information
-       regarding copyright ownership.  The ASF licenses this file
-       to you under the Apache License, Version 2.0 (the
-       "License"); you may not use this file except in compliance
-       with the License.  You may obtain a copy of the License at
+/**
+ *
+ * cordova使用webview层。。。
+ * 在这个层面不需要设置x5引擎的相关参数...
+ *
+ * 1、用于暴露init方法。
+ * 2、暴露init的方法的目的可能是  X5WebViewEngine的init方法cordova层面去调用，在这个层面去进行webview的init
+ *    init方法的其他作用是判断两个client是否为空，如果为空，初始化一个新的，复制进去
+ * 3、暴露的其他办法有
+ *    getCordovaWebView   用于从系统层面获取cordova的webview
+ *
+ *    一个webview有两个client，分别是webclient和chromewebclient
+ *    setWebViewClient    给webview设置webviewclient
+ *    setWebChromeClient  给webview设置webchromeclient
+ */
 
-         http://www.apache.org/licenses/LICENSE-2.0
-
-       Unless required by applicable law or agreed to in writing,
-       software distributed under the License is distributed on an
-       "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-       KIND, either express or implied.  See the License for the
-       specific language governing permissions and limitations
-       under the License.
-*/
 
 package org.apache.cordova.x5engine;