天津出行司机端 v6.9.3版本的 MD5 值为：b7a18e0f0e865860fd80aa9ed7cf4ae1

以下内容为反编译后的 BridgeUtil.java 源代码，内容仅作参考

package com.github.lzyzsd.jsbridge;

import android.content.Context;
import android.webkit.WebView;
import com.didichuxing.doraemonkit.aop.WebViewHook;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class BridgeUtil {
    static final String CALLBACK_ID_FORMAT = "JAVA_CB_%s";
    static final String EMPTY_STR = "";
    public static final String JAVASCRIPT_STR = "javascript:";
    static final String JS_FETCH_QUEUE_FROM_JAVA = "javascript:WebViewJavascriptBridge._fetchQueue();";
    static final String JS_HANDLE_MESSAGE_FROM_JAVA = "javascript:WebViewJavascriptBridge._handleMessageFromNative('%s');";
    static final String SPLIT_MARK = "/";
    static final String UNDERLINE_STR = "_";
    static final String YY_FETCH_QUEUE = "yy://return/_fetchQueue/";
    static final String YY_OVERRIDE_SCHEMA = "yy://";
    static final String YY_RETURN_DATA = "yy://return/";

    public static String parseFunctionName(String jsUrl) {
        return jsUrl.replace("javascript:WebViewJavascriptBridge.", "").replaceAll("\\(.*\\);", "");
    }

    public static String getDataFromReturnUrl(String url) {
        if (url.startsWith(YY_FETCH_QUEUE)) {
            return url.replace(YY_FETCH_QUEUE, "");
        }
        String temp = url.replace(YY_RETURN_DATA, "");
        String[] functionAndData = temp.split("/");
        if (functionAndData.length >= 2) {
            StringBuilder sb = new StringBuilder();
            for (int i = 1; i < functionAndData.length; i++) {
                sb.append(functionAndData[i]);
            }
            return sb.toString();
        }
        return null;
    }

    public static String getFunctionFromReturnUrl(String url) {
        String temp = url.replace(YY_RETURN_DATA, "");
        String[] functionAndData = temp.split("/");
        if (functionAndData.length >= 1) {
            return functionAndData[0];
        }
        return null;
    }

    public static void webViewLoadJs(WebView view, String url) {
        String js = "var newscript = document.createElement(\"script\");newscript.src=\"" + url + "\";";
        WebViewHook.inject(view);
        view.loadUrl(WebViewHook.getSafeUrl(JAVASCRIPT_STR + (js + "document.scripts[0].parentNode.insertBefore(newscript,document.scripts[0]);")));
    }

    public static void webViewLoadLocalJs(WebView view, String path) {
        String jsContent = assetFile2Str(view.getContext(), path);
        WebViewHook.inject(view);
        view.loadUrl(WebViewHook.getSafeUrl(JAVASCRIPT_STR + jsContent));
    }

    public static String assetFile2Str(Context c, String urlStr) {
        String line;
        InputStream in = null;
        try {
            try {
                in = c.getAssets().open(urlStr);
                BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(in));
                StringBuilder sb = new StringBuilder();
                do {
                    line = bufferedReader.readLine();
                    if (line != null && !line.matches("^\\s*\\/\\/.*")) {
                        sb.append(line);
                        continue;
                    }
                } while (line != null);
                bufferedReader.close();
                in.close();
                return sb.toString();
            } finally {
                if (in != null) {
                    try {
                        in.close();
                    } catch (IOException e) {
                    }
                }
            }
        } catch (Exception e2) {
            e2.printStackTrace();
            if (in != null) {
                try {
                    in.close();
                    return null;
                } catch (IOException e3) {
                    return null;
                }
            }
            return null;
        }
    }
}