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public class Overload{
public static void overLoad(int i){
System.out.println(i);
}
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//public int overLoad(int k){}//´íÎ󣬲ÎÊýÁбíÏàͬ
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public int overLoad(int i,int k){
return 0;
}
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private void overLoad(double d){
}
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private double overLoad(double d,int k){
return 0;
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}
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public class Override{
}
class Exception1 extends Exception{}
class Exception2 extends Exception1{}
class Exception3 extends Exception2{}
class Parent{
void method() throws Exception2{}
}
class Son extends Parent{
//private void method(){}//´íÎó£¬ËõСÁ˸¸Àà·½·¨µÄ·ÃÎÊȨÏÞ
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public void method() throws Exception3{}
}
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import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.Driver;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Enumeration;
import java.util.Vector;
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