该程序实现一下功能，
? 1，修改android模拟器的imei，
??2，自动启动android模拟器
? 3，运行开机启动程序，ps:这个开机启动程序apk就没放出来了。
? 4，停止android模拟器；
? 重复1,2,3过程
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
public class Test {
?/**
? * @param args
? */
?public static void main(String[] args) {
??try {
???? while(true){//
?????????eidtEmulator();//修改imei
?????????Runtime rt = Runtime.getRuntime();??
?????????String command = "C:\\Program Files\\Android\\android-sdk\\tools\\emulator -avd AVD-10";???
?????? ??rt.exec(command);? // 运行android模拟器
???????? System.out.println("success run");
???????? Thread.sleep(2*60*1000);//? 等待2分钟后，停止android模拟器
???????? if(findRunningWindowsProcess("emulator-arm.exe")){
????????????? ?killRunningWindowsProcess("emulator-arm.exe");
???? ? ?}
???}
??} catch (IOException e) {
???e.printStackTrace();
??} catch (Exception e) {
???e.printStackTrace();
??}?
?}
?
?public static void eidtEmulator() throws Exception{
??? ?String oldFilePath = "C:\\Program Files\\Android\\android-sdk\\tools\\emulator-arm.exe ";
??? ?String newFilePath = "C:\\Program Files\\Android\\android-sdk\\tools\\emulator-arm1.exe";
??? ?FileInputStream in = new FileInputStream(oldFilePath);
??? ?FileOutputStream out = new FileOutputStream(newFilePath);
??? ?byte bytes[] = new byte[1];
??? ?byte gsnbytes[] = new byte[3];
??? ?byte imeiBytes[] = new byte[15];
??? ?int count;
???? while ((count = in.read(bytes)) != -1) {
?????????? out.write(bytes);
?????????? if (bytes[0] == 0x43) {// if is char 'C'
????????? ????????? count = in.read(gsnbytes);
????????????????? ??if (count == -1) {
??????????????? ?????? ??break;
?????????????????? ?}
?????????????????? ?out.write(gsnbytes);
?????????????????? ?if (gsnbytes[0] == 0x47 && gsnbytes[1] == 0x53 && gsnbytes[2] == 0x4E) {//if is char 'GSN'
?????????????????????????count = in.read(bytes);//read char '.'
??????????????? ??????? ?if (count == -1) {
????????????????????? ???????? ?break;
??????????????????????? ? }
????????????????????????? out.write(bytes);
????????????????????????? count = in.read(imeiBytes);//read old imei
????????????????????? ? ?if (count == -1) {
??????????????????????????????? ?break;
???????????????????????? ?}
????????????????????????? byte[] imeis = getIMEIBytes();
???????????????????????? ?out.write(imeis);//write new imei;
???????????????????? }
??? ?????????? }
??????? }
??in.close();
??out.close();
??File oldFile = new File(oldFilePath);
??oldFile.delete();
??File newFile = new File(newFilePath);
??newFile.renameTo(oldFile);
??
?}
?
?
?public static byte[] getIMEIBytes() {//随即生成15位imei号
????? ?StringBuffer bff = new StringBuffer();
????? ?byte imeiBytes[] = new byte[15];
????? ?for(int i=0;i<imeiBytes.length;i++){
?????????????? ?int num = (int) Math.round(Math.random()*8);
????????????????bff.append(num);
????????????????imeiBytes[i] = Byte.parseByte("3"+num, 16);
???????? }
????? //??printArray(imeiBytes);
????? ?System.err.println("start imei: "+bff.toString());
???????return imeiBytes;
?}
?
?public static void printArray(byte bytes[]) {
??StringBuffer buff = new StringBuffer();
??for (byte b : bytes) {
???buff.append(String.format("%02X", b) + " ");
??}
?? System.out.println(buff.toString());
?}
?
?public static boolean killRunningWindowsProcess(String processName){??
??????? try {??
??????????? Runtime.getRuntime().exec("taskkill /IM " + processName);??
??????????? System.out.println("kill process successful");??
//??????????? System.out.println("Process " + processName + " was killed. Mission completed.");??
??????????? return true;??
??????? } catch (Exception ex) {??
??????????? ex.printStackTrace();??
??????????? System.out.println("kill process fail");??
??????????? System.out.println("Misson failed.");??
??????????? return false;??
??????? }??
??? }??
?public static boolean findRunningWindowsProcess(String processName) {??
??????? BufferedReader bufferedReader = null;??
??????? Process proc = null;??
??????? try {??
??????????? proc = Runtime.getRuntime().exec("tasklist /FI \"IMAGENAME eq " + processName + "\"");??
??????????? bufferedReader = new BufferedReader(new InputStreamReader(proc.getInputStream()));??
??????????? String line;??
??????????? while ((line = bufferedReader.readLine()) != null) {??
??????????????? if (line.contains(processName)) {??
??????????????????? return true;??
??????????????? }??
??????????? }??
??????????? return false;??
??????? } catch (Exception ex) {??
??????????? ex.printStackTrace();??
??????????? return false;??
??????? } finally {??
??????????? if (bufferedReader != null) {??
??????????????? try {??
??????????????????? bufferedReader.close();??
??????????????? } catch (Exception ex) {??
??????????????? }??
??????????? }??
??????????? if (proc != null) {??
??????????????? try {??
??????????????????? proc.destroy();??
??????????????? } catch (Exception ex) {??
??????????????? }??
??????????? }??
??????? }??
??? }??
}