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  • 三种方法解决android帮助文档打开慢

    经查是因为本地文档中的网页有如下两段js代码会联网加载信息,将其注释掉后就好了

    <link rel="stylesheet"
    href="http://fonts.googleapis.com/css?family=Roboto:regular,medium,thin,italic,mediumitalic,bold" title="roboto">
     <script src="http://www.google.com/jsapi" type="text/javascript"></script>

    用以下java代码就可以批量注释

    /*
     * 去掉Android文档中需要联网的javascript代码
     */
    import java.io.BufferedReader;
    import java.io.BufferedWriter;
    import java.io.File;
    import java.io.FileNotFoundException;
    import java.io.FileReader;
    import java.io.FileWriter;
    import java.io.IOException;
    
    public class FormatDoc {
        public static int j=1;
        /**
         * @param args
         */
        public static void main(String[] args) {
            
            File file = new File("D:/android/android-sdk-windows/docs/");
            searchDirectory(file, 0);
            System.out.println("OVER");
        }
    
        public static void searchDirectory(File f, int depth) {
            if (!f.isDirectory()) {
                String fileName = f.getName();
                if (fileName.matches(".*.{1}html")) {
                    String src= "<(link rel)[=]\"(stylesheet)\"\n(href)[=]\"(http)://(fonts.googleapis.com/css)[?](family)[=](Roboto)[:](regular,medium,thin,italic,mediumitalic,bold)\"( title)[=]\"roboto\">";
                    String src1 = "<script src=\"http://www.google.com/jsapi\" type=\"text/javascript\"></script>";
                    String dst = "";
                    //如果是html文件则注释掉其中的特定javascript代码
                    annotation(f, src, dst);
                    annotation(f, src1, dst);
                }
            } else {
                File[] fs = f.listFiles();
                depth++;
                for (int i = 0; i < fs.length; ++i) {
                    File file = fs[i];
                    searchDirectory(file, depth);
                }
            }
        }
    
        /*
         * f 将要修改其中特定内容的文件 
         * src 将被替换的内容 
         * dst 将被替换层的内容
         */
        public static void annotation(File f, String src, String dst) {
            String content = FormatDoc.read(f);
            content = content.replaceFirst(src, dst);
            int ll=content.lastIndexOf(src);
            System.out.println(ll);
            FormatDoc.write(content, f);
            System.out.println(j++);
            return;
    
        }
    
        public static String read(File src) {
            StringBuffer res = new StringBuffer();
            String line = null;
            try {
                BufferedReader reader = new BufferedReader(new FileReader(src));
                int i=0;
                while ((line = reader.readLine()) != null) {
                    if (i!=0) {
                        res.append('\n');
                    }
                    res.append(line);
                    i++;
                }
                reader.close();
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return res.toString();
        }
    
        public static boolean write(String cont, File dist) {
            try {
                BufferedWriter writer = new BufferedWriter(new FileWriter(dist));
                writer.write(cont);
                writer.flush();
                writer.close();
                return true;
            } catch (IOException e) {
                e.printStackTrace();
                return false;
            }
        }
    }

    网上有种方法是通过shell删除那行js代码,非常简洁方便,比上面的的java方便100倍,不过不能删掉第一段js代码

    find . -name "*.html"|xargs grep -l "jsapi"|xargs sed -i '/jsapi/d'

    还有的方法是断网,或者用IE,firefox脱机浏览

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  • 原文地址:https://www.cnblogs.com/lawdong/p/2945197.html
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