import java.util.*;
import java.text.*;
public class Test {
public static void main(String[] args)
{
//*****************引用传递与值传递;******************************
/* int x=9;
int y=x;
System.out.println("x is :"+x);
y=7;
System.out.println("y is :"+y);
System.out.println("x is :"+x);
Date dd=new Date();
dd.getDate();
Date bb=dd;
System.out.println("d is :"+dd);
bb.setDate(11);
System.out.println("d is :"+dd);*/
/* System.out.println("hello java");
*****************************Vector类使用;******************
Vector rec=new Vector();
rec.add("1");
rec.add("2");
rec.add("3");
rec.add("5");
rec.add("4");
/* for(int i=0;i<rec.size();i++)
{
System.out.println(rec.get(i));
}
rec.remove("3");
rec.remove(3);
***************StringBuffer和Vector 的使用;****************************
*
*
StringBuffer sb1=new StringBuffer();
StringBuffer sb2=new StringBuffer();
StringBuffer sb3=new StringBuffer();
StringBuffer sb4=new StringBuffer();
StringBuffer sb5=new StringBuffer();
sb1.append("12");
sb2.append("22");
sb3.append("32");
sb4.append("42");
sb5.append("52");
rec.add(sb1);
rec.add(sb2);
rec.add(sb3);
rec.add(sb4);
rec.add(sb5);
/* for(int i=0;i<rec.size();i++)
{
System.out.println(rec.get(i));
}
******************* StringTokenizer的使用 (分隔字符串)************************************************
/* String s="1,2,41,5,10;6,7,8";
StringTokenizer st=new StringTokenizer(s,",");
while(st.hasMoreTokens())
{
System.out.println(st.nextToken());
} */
//********************Iteraror 和Vector的使用********************************************
/* Iterator it=rec.iterator();
while(it.hasNext())
{
System.out.println(it.next());
}
**********************Map,HashMap的使用*******************
Map map=new HashMap();
map.put("id","123241321");
System.out.println(map.get("id"));
**************List和Iterator的使用******************************
*
List list=new ArrayList();
list.add("121212");
list.add("33333");
Iterator is=list.listIterator();
while(is.hasNext())
{
System.out.println(is.next());
}**/
/* PersonBean pb=new PersonBean();
*
*
*
*
*****************Iterator和Bean对象的使用 ******** ************ *
*
PersonVO pvo1=new PersonVO();
pvo1.setOid(new Long(1));
pvo1.setName("wwwww");
pvo1.setSex(new Long(2));
pb.add(pvo1);
PersonVO pvo2=new PersonVO();
pvo2.setOid(new Long(2));
pvo2.setName("bbbbb");
pvo2.setSex(new Long(3));
pb.add(pvo2);
Iterator iter=pb.getiterator();
while(iter.hasNext())
{
PersonVO vo=(PersonVO)iter.next();
System.out.println(vo.getName());
System.out.println(vo.getOid());
System.out.println(vo.getSex());
}
/********************时 间******************
Date d=new Date();
SimpleDateFormat s=new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
System.out.println(s.format(d));
*/
/*
* ***************类型转换******************************************
*/
/* String s="1234567890";
int i1,i2;
Long l=new Long(s);
System.out.println("String is :"+s);
i1=Integer.parseInt(s);
System.out.println("Integer1 is :"+i1);
System.out.println("Long is :"+l);
*/
/* Test t=new Test();
System.out.println("double is : "+t.toDouble("12152441.254124"));
System.out.println("float is : "+t.toDouble("12152441.254124"));
System.out.println("int is : "+t.toInt("145245422"));
System.out.println("string to Long is : "+t.toLong("1234567890123456789"));
System.out.println("float to String is : "+t.toString(1312131.312321f));
System.out.println("float to int is : "+t.floatToInt(1255.321414f));
System.out.println("int to string is : ");
}
public int toInt(String s)
{
int i=0;
i=Integer.parseInt(s);
return i;
}
public Long toLong(String s)
{
Long l=new Long(s);
return l;
}
public float toFloat(String s)
{
float f;
f=Float.parseFloat(s);
return f;
}
public double toDouble(String s)
{
double d;
d=Double.parseDouble(s);
return d;
}
public String toString(int i)
{
String s;
s=String.valueOf(i);
return s;
}
public String toString(float f)
{
String s;
s=String.valueOf(f);
return s;
}
public String toString(double d)
{
String s;
s=String.valueOf(d);
System.out.println("this is DoubleTos");
return s;
}
public String toString(Long l)
{
String s;
s=String.valueOf(l);
System.out.println("this is long");
return s;
}
public int floatToInt(float f)
{
int i;
System.out.println("this is floatToInt");
i=(int)f;
return i;
}
*/
/* Test t=new Test();
//t.arrayOne();
t.arrayTwo();
*/
/* Svo s=new Sdao();
s.printS();
}
public void arrayOne()
{
String s[]={"蒋良忠","陈曦","王剑","黄伟"};
int l=s.length;
for(int i=0;i<l;i++)
{
System.out.println(s[i]);
}
}
public void arrayTwo()
{
String s[][]={{"001","蒋良忠"},{"002","陈曦"},{"003","王剑"},{"004","黄伟"}};
{
for(int i=0;i<s.length;i++)
{
for(int j=0;j<2;j++)
{
System.out.print(s[i][j]+" ");
}
System.out.println("");
}
}
}
*/
/* Test t=new Test();
// t.pppp();
try {
} catch (Exception e) {
// TODO: handle exception
}*/
/*
String str="321456789";
char c[]=str.toCharArray();
for(int i=0;i<c.length;i++){
System.out.println("=="+c[i]+"--------");
}
String st="1 2 3 4 5 6 7 8 9";
String s[]=st.split(" ");
for(int i=0;i<s.length;i++){
System.out.println("split----"+s[i]);
}
*/
String str="1,2,3,4,5,6,7,8,9";
StringTokenizer strs=new StringTokenizer(str,",");
while(strs.hasMoreTokens()){
System.out.println("sss----------------"+strs.nextToken());
}
System.out.println(str.replace(",",";"));
}
/* public void pppp()
{
try{
int i=0,n=12;
System.out.println("wwwwww");
System.out.println(n/i);
return;
}catch(Exception e){
System.out.println("ddddd");
}
finally{
System.out.println("hello java!");
}
}*/
/*
public void testThrow() throws Throwable
{
int i=0,n=87;
n=n/i;
System.out.println("throw exception!");
}*/
}