package sony.utils;
import Java.util.*;
import javax.servlet.jsp.*;
/**
* 一个计时类。
* 创建日期：(2000-11-6 13:09:38)
* 作者：SonyMusic(sonymusic@china.com)
*/
public class Timing{
private ArrayList nameArray=new ArrayList();
private ArrayList timeArray=new ArrayList();
private javax.servlet.jsp.JspWriter out;
private boolean inJsp=false;
/**
* 这个构造器是在JAVA中用的。
*/
public Timing() {
super();
this.inJsp=false;
}
/**
* Timing 构造，这个构造器是在JSP中用的。
*/
public Timing(javax.servlet.jsp.PageContext pageContext) {
super();
this.out=pageContext.getOut();
this.inJsp=true;
}
/**
* 此处插入方法说明。
* 创建日期：(2000-11-6 13:40:36)
* @param name java.lang.String
*/
public void add(String name) {
if(name==null // name.length()==0) name="Default";
//if(name.length()>7) name=name.substring(0,7);
nameArray.add(name);
timeArray.add(Calendar.getInstance());
}
/**
* 这里是在JAVA中用法。
* 创建日期：(2000-11-6 14:39:43)
* @param args java.lang.String[]
*/
public static void main(String[] args) {
Timing time=new Timing();
time.add("Start");
Random ran=new Random();
int i=0,j=0;
for(i=0;i<10000000;i++)
j+=ran.nextInt();
time.add("After 100");
for(i=0;i<100000;i++)
j+=ran.nextInt();
time.add("After 100000");
for(i=0;i<100000;i++)
j+=ran.nextInt();
time.add("After 100000");
time.show();
}
/**
* 此处插入方法说明。
* 创建日期：(2000-11-6 13:43:24)
*/
public void show() {
if(inJsp)
showInJsp();
else
showInJava();
}
/**
* 此处插入方法说明。
* 创建日期：(2000-11-6 13:46:06)
*/
private void showInJava() {
if(nameArray.isEmpty()){
System.out.println("尚未增加计时点！");
return;
}
Calendar oldCal=null,cal=null,firstCal;
//=Calendar.getInstance()
String name;
firstCal=(Calendar)timeArray.get(0);
System.out.println("序号\t\t名称\t\t\t\t时间\t\t\t\t耗时(秒)");
for(int i=0;i<nameArray.size();i++){
name=(String)nameArray.get(i);
cal=(Calendar)timeArray.get(i);
System.out.print(i+1);
System.out.print("\t\t\t");
System.out.print(name+"\t\t\t\t");
System.out.print(cal.get(Calendar.HOUR_OF_DAY)+":"+cal.get(Calendar.MINUTE)+":"+cal.get(Calendar.SECOND)+"."+cal.get(Calendar.MILLISECOND));
System.out.print("\t\t\t\t");
if(oldCal==null){
System.out.println("无");
}
else{
long diffTime=cal.getTime().getTime()-oldCal.getTime().getTime();
System.out.println((double)diffTime/1000);
}
oldCal=cal;
}
System.out.println("");
if(nameArray.size()==1){
System.out.println("只增加了一个计时点，无法统计时间！");
}
else{
long diffTime=oldCal.getTime().getTime()-firstCal.getTime().getTime();
System.out.println("总计耗时： "+(double)diffTime/1000+" 秒");
}
}
/**
* 此处插入方法说明。
* 创建日期：(2000-11-6 13:57:56)
*/
private void showInJsp() {
try {
if (nameArray.isEmpty()) {
return;
}
Calendar oldCal = null, cal = null, firstCal;
String name;
long diffTime;
firstCal = (Calendar) timeArray.get(0);
System.out.println("序号\t\t名称\t\t\t\t时间\t\t\t\t耗时(秒)");
String str = "";
str += "<table width=\"400\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">";
str += "<tr><td>序号</td><td>名称</td><td>时间</td><td>耗时(秒)</td></tr>";
for (int i = 0; i < nameArray.size(); i++) {
str += "<tr>";
name = (String) nameArray.get(i);
cal = (Calendar) timeArray.get(i);
str += "<td>";
str += i + 1;
str += "</td>";
str += "<td>" + name + "</td>";
str += "<td>"
+ cal.get(Calendar.HOUR_OF_DAY)
+ ":"
+ cal.get(Calendar.MINUTE)
+ ":"
+ cal.get(Calendar.SECOND)
+ "."
+ cal.get(Calendar.MILLISECOND)
+ "</td>";
if (oldCal == null) {
//System.out.println("无");
str += "<td>无</td>";
} else {
diffTime = cal.getTime().getTime() - oldCal.getTime().getTime();
str += "<td>" + (double) diffTime / 1000 + "</td>";
}
oldCal = cal;
str += "</tr>";
}
str += "<tr><td colspan=\"4\">";
if (nameArray.size() == 1) {
str += "只增加了一个计时点，无法统计时间！";
} else {
diffTime = oldCal.getTime().getTime() - firstCal.getTime().getTime();
