zhanzhan_filter.java

J2ME郑州公交信息查询系统

package GongJiao;

import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;

import javax.microedition.rms.RecordFilter;

public class zhanzhan_filter implements RecordFilter
{
	 String start=null;   
	 String end=null; 
	 ByteArrayInputStream bais=null;
	 DataInputStream dis=null;
	 
	 zhanzhan_filter(String s1,String s2)
	 {
		 this.start=s1;
		 this.end=s2;
	  }

	public boolean matches(byte[] ar) 
	{
		String myString=null;
		bais = new ByteArrayInputStream(ar);
		dis = new DataInputStream(bais);
		try {
		     myString = dis.readUTF();
		} catch (IOException e1) {
			
			e1.printStackTrace();
		}
		
		
		if(myString.indexOf(start)!=-1 && myString.indexOf(end)!=-1/* && myString.indexOf(start)< myString.indexOf(end)*/)
		{
			return true;
			
		}
		
		else 
		{
			return false;
		}
	}
}