analyzestring.java

JAVA邮件系统

public class AnalyzeString
{
	private String ip;
	private String time;
	private String page;
	public void getstring(String Page)
	{
		int SubBegin=0,SubEnd;
		SubEnd=Page.indexOf("-",SubBegin);//取得IP地址
		if(SubEnd==-1)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
		ip=Page.substring(SubBegin,SubEnd).trim ();
		SubBegin=SubEnd+1;
		
		SubEnd=Page.indexOf("[",SubBegin);//取得所访问的页面的时间
		if(SubEnd==-1)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
		SubBegin=SubEnd+1;
		SubEnd=Page.indexOf("+",SubBegin);
		if(SubEnd==-1)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
		time=Page.substring(SubBegin,SubEnd).trim ();
		SubBegin=SubEnd+1;
		
		SubEnd=Page.indexOf("/",SubBegin);//取得所访问的页面
		if(SubEnd==-1)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
		SubBegin=SubEnd+1;
		SubEnd=Page.indexOf("HTTP",SubBegin);
		if(SubEnd==-1)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
		page=Page.substring(SubBegin-1,SubEnd).trim ();
		if(ip==null||time==null||page==null)
		{
			ip="null";
			time="null";
			page="null";
			return;
		}
			
		
	}
	public String getip(){
		return ip;
	}
	public String gettime(){
		return time;
	}
	public String getpage(){
		return page;
	}
}