我已经实现了一个Webview,它使用了JavascriptInterface。它在没有混淆的时候工作得很好,但是一旦Proguard被激活,它就不能工作了。我看了这里的其他答案,但我仍然不能让它工作。
一些WebView类:
public class Activity_Webview {
private WebView webView;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
webView = (WebView) findViewById(R.id.webview);
webView.getSettings().setJavaScriptEnabled(true);
webView.addJavascriptInterface(new JavaScriptInterface (), "HTMLOUT");
webView.setWebViewClient(mWebViewClient);
}
public class JavaScriptInterface implements NonObfuscateable{
@JavascriptInterface
public void processHTML(String html) {
handleFinishFromWebView(html);
}
}
我在中尝试过的东西
-keep public class * implements com.project.NonObfuscateable
-keepclassmembers class * implements NonObfuscateable {
public void processHTML(java.lang.String);
}
我也尝试过这个(当不实现NonObfuscateable接口时
-keep public class com.project.Activity_Webview.JavaScriptInterface
-keep public class * implements com.project.Activity_Webview.JavaScriptInterface
-keepclassmembers class * implements com.project.Activity_Webview.JavaScriptInterface {
<fields>;
<methods>;
}
有没有人知道可能出了什么问题?提前感谢
发布于 2013-07-14 15:52:38
如果不包含拼写错误,您的两种配置都可以正常工作:
NonObfuscateable
-> com.project.NonObfuscateable
com.project.Activity_Webview.JavaScriptInterface
-> com.project.Activity_Webview$JavaScriptInterface
在控制台日志中,ProGuard会打印出有关此类疑似打字错误的说明。
保留带注释的Javascript接口方法的更一般的解决方案:
-keepclassmembers class * {
@android.webkit.JavascriptInterface <methods>;
}
发布于 2015-12-26 23:00:48
在我的例子中,只工作代码:
proguard.cfg:
-dontwarn
-keepattributes Signature
-keepattributes SetJavaScriptEnabled
-keepattributes JavascriptInterface
-keepattributes InlinedApi
-keepattributes SourceFile,LineNumberTable
-keepattributes *Annotation*
-keepclassmembers class * {
@android.webkit.JavascriptInterface <methods>;
}
-keepclassmembers class * {
@android.webkit.JavascriptInterface <methods>;
}
-keepclassmembers class **.*$MyJavascriptInterface {
*;
}
-keepclassmembers class **.*$JavaScriptInterface {
*;
}
-keep public class **.*$MyJavascriptInteface
-keep public class **.*$JavaScriptInterface
Java代码:
@SuppressLint("SetJavaScriptEnabled")
public class ActivityWebView extends Activity {
...
webView.getSettings().setJavaScriptEnabled(true);
webView.addJavascriptInterface(new MyJavascriptInterface(MyActivity.this), "MyJSI");
....
public class MyJavaScriptInterface {
Context context;
MyJavascriptInterface(Context context) {
this.context = context;
}
@JavascriptInterface
@SuppressWarnings("unused")
public void myjavascriptfunction() {
...
}
}
...
}
发布于 2015-01-20 05:57:27
如果您正在使用模糊处理,除了Eric Lafortune's answer之外,您还需要:
-keepattributes JavascriptInterface
http://proguard.sourceforge.net/manual/usage.html#obfuscationoptions
https://stackoverflow.com/questions/17629507
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