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 public void initConnection()
 {
DBConnection addconnection=new DBConnection();
for(int i=0;i<=maxconnection/2;i++)
{
addconnection.setKey(i);
connectionpool.put(i,addconnection);
}
 
 }
  ÏÂÃæÊÇͬһ°üÖв»Í¬ÀàµÄ·½·¨¡£ 
public DBConnection(String url,String user,String pwd,String forName,int key)
{
  this.url=url;
  this.user=user;
  this.pwd=pwd;
  this.forName=forName;
  this.key=key;
  connection=getConnectionInstance();
  
 }
public DBConnection(){}
}
 

public void setKey(int key)
{
  this.key=key;
 }
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The method put(Object, Object) in the type Hashtable is not applicable for the arguments (int, DBConnection)

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The method put(Object, Object) in the type Hashtable is not applicable for the arguments (int, DBConnection)

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