从来都是*上谷歌官网查文档，但是有时没办法*，就得用sdk本地的doc文档了，由于文档内部的一些javascript,font等也需要访问Google来加载，导致了打开本地网页也巨慢无比，甚至转了半天圈都打不开，后来经过查找，发现可通过360提供的资源来替换Google的，这样打开的就快得多了。话不多说，上代码批量修改：

package test.qin.fileio;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.FileWriter;

import java.io.IOException;

import java.util.concurrent.ExecutorService;

import java.util.concurrent.Executors;

public class Main {

<span style="white-space:pre">	</span>ExecutorService executors = Executors.newFixedThreadPool(2);

<span style="white-space:pre">	</span>public static void main(String[] args) throws InterruptedException {

<span style="white-space:pre">		</span>Main m = new Main();

<span style="white-space:pre">		</span>File f = new File("F:\\sdk\\docs");

<span style="white-space:pre">		</span>m.googleCDNChange(f);

<span style="white-space:pre">		</span>m.close();

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>/**

<span style="white-space:pre">	</span> * 将谷歌CDN修改为360CDN

<span style="white-space:pre">	</span> * 

<span style="white-space:pre">	</span> * @param rootFile

<span style="white-space:pre">	</span> *            本地文件根目录,或本地文件

<span style="white-space:pre">	</span> */

<span style="white-space:pre">	</span>public void googleCDNChange(File rootFile) {

<span style="white-space:pre">		</span>if (rootFile != null && rootFile.exists()) {

<span style="white-space:pre">			</span>// 是个文件夹，则修改它包含的文件

<span style="white-space:pre">			</span>if (rootFile.isDirectory()) {

<span style="white-space:pre">				</span>File[] childs = rootFile.listFiles();

<span style="white-space:pre">				</span>for (File f : childs) {

<span style="white-space:pre">					</span>googleCDNChange(f);

<span style="white-space:pre">				</span>}

<span style="white-space:pre">			</span>} else {

<span style="white-space:pre">				</span>// 是个文件，则修改自身

<span style="white-space:pre">				</span>ReplaceRunnable r = ReplaceRunnable.CreateNew(rootFile, this);

<span style="white-space:pre">				</span>star(r);

<span style="white-space:pre">			</span>}

<span style="white-space:pre">		</span>}

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>/**

<span style="white-space:pre">	</span> * 替换字符串

<span style="white-space:pre">	</span> * 

<span style="white-space:pre">	</span> * @param f

<span style="white-space:pre">	</span> */

<span style="white-space:pre">	</span>public void replaceString(File f) {

<span style="white-space:pre">		</span>try {

<span style="white-space:pre">			</span>String fileName = f.getName();

<span style="white-space:pre">			</span>if (!fileName.endsWith(".html") && !fileName.endsWith(".js")) {

<span style="white-space:pre">				</span>return;

<span style="white-space:pre">			</span>}

<span style="white-space:pre">			</span>System.out.println(fileName + "开始修改");

<span style="white-space:pre">			</span>FileReader fileInputStream = new FileReader(f);

<span style="white-space:pre">			</span>BufferedReader bufferedReader = new BufferedReader(fileInputStream);

<span style="white-space:pre">			</span>StringBuffer sb = new StringBuffer();

<span style="white-space:pre">			</span>String tmp = null;

<span style="white-space:pre">			</span>while ((tmp = bufferedReader.readLine()) != null) {

<span style="white-space:pre">				</span>

<span style="white-space:pre">				</span>

<span style="white-space:pre">				</span>tmp = tmp.replace("fonts.googleapis.com", "fonts.useso.com");

<span style="white-space:pre">				</span>tmp = tmp.replace("ajax.googleapis.com", "ajax.useso.com");

<span style="white-space:pre">				</span>tmp = tmp.replace("www.google.com/jsapi",

<span style="white-space:pre">						</span>"ajax.useso.com/jsapi");

<span style="white-space:pre">				</span>tmp = tmp.replace("www.google-analytics.com", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("www.google-analytics.com/analytics.js", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("})(window,document,'script','//www.google-analytics.com/analytics.js','ga');", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("ga('create', 'UA-5831155-1', 'android.com');", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("ga('create', 'UA-49880327-2', 'android.com', {'name': 'universal'});", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("ga('send', 'pageview');", "");

<span style="white-space:pre">				</span>tmp = tmp.replace("ga('universal.send', 'pageview');", "");

<span style="white-space:pre">				</span>sb.append(tmp);

<span style="white-space:pre">				</span>sb.append(System.getProperty("line.separator"));

<span style="white-space:pre">			</span>}

<span style="white-space:pre">			</span>bufferedReader.close();

<span style="white-space:pre">			</span>FileWriter fileWriter = new FileWriter(f);

<span style="white-space:pre">			</span>fileWriter.write(sb.toString().replace("",""));

<span style="white-space:pre">			</span>fileWriter.flush();

<span style="white-space:pre">			</span>fileWriter.close();

<span style="white-space:pre">			</span>System.out.println(fileName + "修改完毕");

<span style="white-space:pre">		</span>} catch (FileNotFoundException e) {

<span style="white-space:pre">			</span>e.printStackTrace();

<span style="white-space:pre">		</span>} catch (IOException e) {

<span style="white-space:pre">			</span>e.printStackTrace();

<span style="white-space:pre">		</span>}

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>public void star(Runnable r) {

<span style="white-space:pre">		</span>executors.execute(r);

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>public void close() {

<span style="white-space:pre">		</span>executors.shutdown();

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>static class ReplaceRunnable implements Runnable {

<span style="white-space:pre">		</span>public static ReplaceRunnable CreateNew(File f, Main m) {

<span style="white-space:pre">			</span>ReplaceRunnable r = new ReplaceRunnable();

<span style="white-space:pre">			</span>r.f = f;

<span style="white-space:pre">			</span>r.m = m;

<span style="white-space:pre">			</span>return r;

<span style="white-space:pre">		</span>}

<span style="white-space:pre">		</span>private File f;

<span style="white-space:pre">		</span>private Main m;

<span style="white-space:pre">		</span>@Override

<span style="white-space:pre">		</span>public void run() {

<span style="white-space:pre">			</span>m.replaceString(f);

<span style="white-space:pre">		</span>}

<span style="white-space:pre">	</span>}

<span style="white-space:pre">	</span>

<span style="white-space:pre">	</span>

}