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//µ÷Óô洢¹ý³Ì´ø²Î
            CallableStatement ca = conn.prepareCall("{call Login (?,?)}");
            ca.setString(1,username);
            ca.setString(2,password);
            ca.execute();
//µ÷Óô洢¹ý³Ì´ø·µ»Ø²ÎÊýµÄ
            CallableStatement ca = conn.prepareCall("{call Login (?,?,?)}");
            ca.setString(1,username);
            ca.setString(2,password);
            ca.registerOutParameter(3,java.sql.Types.INTEGER);
            ca.execute();
            int returnOut = ca.getInt(3);
 //µ÷Óô洢¹ý³Ì´ø·µ»ØÖµµÄreturn
            CallableStatement ca = conn.prepareCall("{?=call Login (?,?,?)}");
            ca.setString(2,username);
            ca.setString(3,password);
            ca.registerOutParameter(1,java.sql.Types.INTEGER);
            ca.execute();
            int returnOut = ca.getInt(1);
    //µ÷Óô洢¹ý³Ì·µ»ØÁ½¸ö½á¹û¼¯
            CallableStatement ca = conn.prepareCall("{call Login (?,?,?)}");
            ca.setString(1,usern


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2£ºÌṩһ¸ö·½·¨¶ÁÈ¡xmlÎĵµ£¬·µ»ØÒ»¸öList
     List list= ReadAndWriteXML.getWebServiceWsdlList();
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1.Ô­ÐÍÊý¾Ýbyte,short,int,long,float,double,char,boolean,СÀàÐÍÊý¾Ý¿ÉÒÔÖ±½Ó¸³¸ø´óÀàÐÍÊý¾ÝÀýÈç
 int a=1;byte b=2;short c=3;float d=3;double e=4;char f='a';boolean g=true;long l=10;
c=b;
a=f;
d=a;
e=d;
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import java.util.Scanner;
public class Test {
 public static void main(String[] args) {
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Comparable½Ó¿ÚÉùÃ÷ÁËcompareTo(Object o)·½·¨
Comparator ½Ó¿ÚÉùÃ÷ÁËcompare(Object o1,Object o2)·½·¨
eg:
µÚÒ»¸öÊ÷¼¯Êǰ´ÕÕ¶ÔÏóĬÈϵÄidÅÅÐò£¬µ ......
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