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}

}

this.q=q;

public void run(){ }

while(true){ }

q.get();

class Q{ }

private String name=\; private String sex=\; private Boolean bfull=false;

public synchronized void put(String name,String sex){

if(bfull)

try{wait();}catch(Exception e){}//ÈóöCPU this.name=name; this.sex=sex;

bfull=true;//»º³åÇø±ê¼ÇÂú

//»½ÐÑ˯Ãß½ø³Ì£¬¼´Í¨ÖªÏû·ÑÕß

notify(); }

if(!bfull)

public synchronized void get(){

try{wait();}catch(Exception e){}//ÈóöCPU System.out.print(name); System.out.println(sex); bfull=false;//»º³åÇø±ê¼Ç¿Õ

notify();//֪ͨÉú²úÕß }

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SUN ---SUN ONE STUDIO JCREATOR

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11¡¢StringÀàºÍStringBufferÀࣺ·â×°×Ö·û´®µÄ²Ù×÷

λÓÚjava.langÖУ¬¸Ã°üÖеÄÄÚÈÝ¿ÉÒÔÖ±½ÓʹÓ㬲»Óõ¼Èë StringÀà¶ÔÏóÖеÄÄÚÈÝÒ»µ©±»³õʼ»¯¾Í²»Äܸü¸Ä StringBufferÀà¶ÔÏóÖеÄÄÚÈݳõʼ»¯ºó¿ÉÒÔ¸ü¸Ä£¬ ¿ÉÒÔÓÃtoString·½·¨×ª»»³ÉStringÀàÐÍ£¬À´½øÐвÙ×÷ StringÀà¿ÉÒÔÓá°+¡±À´Á¬½Ó×Ö·û´®£¬µÈЧÓënew StringBuffer().apppend(¡°a¡±).append(¡°b¡±).toString ×Ö·û´®³£Á¿Êµ¼ÊÉÏÊÇÒ»ÖÖÌØÊâµÄÄäÃûSTRING£¬Èç¡°HELLO¡± ±à³Ì£ºÖðÐжÁÈë¼üÅÌÊäÈëµÄÄÚÈÝ£¬Ö±µ½ÊäÈëΪBYE

public class String_Exer {

public static void main(String[] args) {

byte[] buf=new byte[1024];//´æ´¢»Ø³µÇ°µÄÄÚÈÝ String strInfo=null;//Êä³öµÄ×Ö·û´®£¬ÒªÏÔʾ³õʼ»¯ int pos=0;//Êý×éÖеÄλÖà int ch=0; while(true){

try{ch=System.in.read();}catch(Exception e){}//´Ó¼üÅ̶Áȡһ¸ö

×Ö½ÚµÄÄÚÈÝ switch(ch){

case '\\r':break;//»Ø³µ£¬²»½øÐд¦Àí

case '\\n':strInfo=new String(buf,0,pos);

if(strInfo.equals(\))//×¢Òâ²»ÒªÓá°==¡±£¬ËüÊDZȽÏ

Á½¸ö¶ÔÏóÊÇ·ñÏ൱£¬ÕâÀïÒª±È½ÏÄÚÈÝ return; }

}

}

}

else {

System.out.println(strInfo); pos=0; break; }

default:buf[pos++]=(byte)ch;

StingÖеij£Ó÷½·¨

¹¹Ôì·½·¨£ºString(byte[] bytes,int offset,int length)

equalsIgnoreCase·½·¨£ºÓëequalsÏàËÆ£¬µ«ºöÂÔ´óСд£¬Èç

if(strInfo.equals(\))//if(strInfo.equalsIgnoreCase(¡°bye¡±);

indexOf(int ch)·½·¨£¬·µ»Ø×Ö·ûÊ×´ÎÔÚ´®ÖеijöÏÖλÖã¬Èç System.out.println(¡°hello world¡±.index(¡®o¡¯);

System.out.println(¡°hello world¡±.index(¡®o¡¯,5);´ÓµÚÎå¸ö¿ªÊ¼ÕÒ

substring(int beginIndex)·½·¨£º·µ»Ø´ÓbeginIndexµ½×Ö·û´®½áβ¼äµÄ×Ö·ûÐγɵÄ×Ö·û´® substring(int beginIndex£¬int endIndex)

System.out.println(¡°hello world¡±.substring(6);

System.out.println(¡°hello world¡±.substring(6,8);

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int kuan=new Integer(args[0]).intValue();//ÈýÖÖ×Ö·û´®×ª»»Îªint·½·¨ int gao=Integer.parseInt(args[1]); //int gao=Integer.valueOf(args[1].intValue(); for(int i=0;i

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