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import java.io.*;
class Exec{
public static void main(String []args)throws IOException{
//LinuxϵͳÃüÁls £­l
String command = "ls -l";
//»ñÈ¡µ±Ç°ÏµÍ³µÄ»·¾³¡£
Runtime rt = Runtime.getRuntime();
//Ö´ÐÐ
Process p = null;
p = rt.exec(command);
//»ñȡִÐкóµÄÊý¾Ý
BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
String msg = null;
//Êä³ö¡£
while((msg = br.readLine())!=null){
System.out.println(msg);
}
br.close();
}

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ThreadLocalµÄºËÐÄ˼ÏëºÜ¼òµ¥£ºÎªÃ¿¸ö¶ÀÁ¢µÄÏß³ÌÌṩһ¸ö±äÁ¿µÄ¸±±¾¡£
    ThreadLocalÔòʹÓÃÁË“¿½±´¸±±¾”µÄ·½Ê½£¬ÈËÈËÓзݣ¬ÄãÓÃÄãµÄ£¬ÎÒÓÃÎҵ쬴ó¼Ò»¥²»Ó°Ï죬ÊÇ“ÒԿռ任ʱ¼ä”¡£Ã¿¸öÏß³ÌÐ޸ıäÁ¿Ê±£¬Êµ¼ÊÉÏÐ޸ĵÄÊDZäÁ¿µÄ¸±±¾£¬²»ÅÂÓ°Ïìµ½ÆäËüÏ̡߳£
 
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java api ÏÖÔÚ

JAVAÔÚÏßapi
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1.Hibernate API Documentation (3.2.2.ga)
http://www.hibernate.org/hib_docs/v3/api/
2.Spring Framework API 2.5
http://static.springframework.org/spring/docs/2.5.x/api/index.html
3.Struts 1.3.8 API
http://struts.apache.org/1.3.8/apidocs/index.html
4.Struts 2 Co ......
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