增加了js加载mimeType。

platforms/android/src/org/apache/cordova/x5engine/X5WebViewClient.java

@@ -46,6 +46,9 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.util.Hashtable;
 
+import java.io.IOException;
+import java.io.InputStream;
+
 
 /**
  * This class is the WebViewClient that implements callbacks for our web view.
@@ -68,6 +71,66 @@ public class X5WebViewClient extends WebViewClient {
         this.parentEngine = parentEngine;
     }
 
+
+
+
+    @Override
+    public WebResourceResponse shouldInterceptRequest(WebView webView, WebResourceRequest request , Bundle bundle) {
+
+
+        String url = request.getUrl().toString();
+        if (url.contains(".js")){
+            //干掉file：///
+            String newUrl = url.replace("file:///", "");
+            Log.d("new" , newUrl);
+            //vendor-es2015.js
+            String rootDir = "www";
+
+            String mimeType =  "";
+            String encoding = "utf-8";
+
+            //文件名判断bug
+            if (newUrl.contains("es2015")){
+                mimeType = "application/javascript";
+            }else{
+                mimeType = "text/javascript";
+            }
+
+            String fileName = rootDir + "/" + newUrl;
+
+            try {
+                InputStream is = this.activity.getAssets().open(fileName);
+                Log.e("file" , "------ File loaded ---000-0-------------");
+                return new WebResourceResponse(mimeType, encoding, is);
+            } catch (IOException e) {
+                Log.e("file" , "文件美欲呕找到");
+                e.printStackTrace();
+            }
+        }
+
+
+        if (url.contains(".png") || url.contains(".svg")){
+            String newUrl = url.replace("file:///", "");
+            Log.d("new" , newUrl);
+            String rootDir = "www";
+            String mimeType =  "image/*";
+            String encoding = "utf-8";
+            String fileName = rootDir + "/" + newUrl;
+
+            try {
+                InputStream is = this.activity.getAssets().open(fileName);
+                return new WebResourceResponse(mimeType, encoding, is);
+            } catch (IOException e) {
+            }
+        }
+
+
+
+        return super.shouldInterceptRequest(webView, request);
+    }
+
+
+
     /**
      * Give the host application a chance to take over the control when a new url
      * is about to be loaded in the current WebView.