Android SDK的docs访问速度很慢

#设置环境变量

名称：ANDROID_SDK_HOME

值：我的为-->E:\android\android-sdk

#代码编译及运行

1.把下面的代码保存为：AndroidDoc.java

2.javac AndroidDoc.java

3.java AndroidDoc

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileFilter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Map;
import java.util.UUID;

public class AndroidDoc {
private static final String ANDROID_SDK_HOME = "ANDROID_SDK_HOME";
private static final String TAG = "<script src=\"http://www.google.com/jsapi\" type=\"text/javascript\"></script>";
private static String androidSDKHome;

public static void main(String[] args) {
Map<String, String> map = System.getenv();
androidSDKHome = map.get(ANDROID_SDK_HOME);
if (androidSDKHome != null) {
System.out.println("Detected the Android SDK Installation path:"
+ androidSDKHome);
File docs = new File(androidSDKHome + "\\docs");
System.out.println("It will take several minutes, please wait...");
traverse(docs);
System.out
.println("Operation Down!!! Now you can visit Android Doc without waiting...");
} else {
System.out
.println("Please configure the Android SDK Environment variable (ANDROID_SDK_HOME)!");
}
}

/**
* 遍历Android SDK安装目录下的docs目录
*
* @param dir
*/
private static void traverse(File dir) {
if (dir.isDirectory()) {
File[] files = dir.listFiles(new FileFilter() {
@Override
public boolean accept(File file) {
if (file.isFile() && file.getName().endsWith(".html")) {
BufferedReader reader = null;
try {
reader = new BufferedReader(new FileReader(file));
String buffer;
while ((buffer = reader.readLine()) != null) {
if (buffer.trim().equalsIgnoreCase(TAG)) {
return true;
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
} else if (file.isDirectory()) {
return true;
}

return false;
}
});

for (File file : files) {
if (file.isDirectory()) {
System.out.println("Scanning Folder:"
+ file.getAbsolutePath());
traverse(file);
} else {
doChange(file);
}
}
}
}

/**
* 注释html中的某行Javascript代码
*
* @param file
* @return
*/
private static boolean doChange(File file) {
System.out.println("Extracting File:" + file.getAbsolutePath() + "...");
String desPath = file.getParent() + "\\" + UUID.randomUUID().toString() + ".html";
File des = new File(desPath);
BufferedReader reader = null;
BufferedWriter writer = null;
try {
des.createNewFile();
reader = new BufferedReader(new FileReader(file));
writer = new BufferedWriter(new FileWriter(des));
String buffer;
while ((buffer = reader.readLine()) != null) {
if (buffer.trim().equalsIgnoreCase(TAG)) {
buffer = "";
}

writer.write(buffer + "\n");
writer.flush();
}

return true;
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
reader.close();
writer.close();
file.delete();
des.renameTo(file);
} catch (IOException e) {
e.printStackTrace();
}
}

return false;
}
}

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