checi_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 checi_filter implements RecordFilter
{
	 ByteArrayInputStream bais=null;
	 DataInputStream dis=null;
	 String text=null;
	 String myString=null;
	 checi_filter(String s1)
	 {
		 
		 this.text=s1;
    }

	public boolean matches(byte[] ar)
	{
		/**/
       //String myString=null;
		bais = new ByteArrayInputStream(ar);
		dis = new DataInputStream(bais);
		try 
		{
			myString = dis.readUTF();
		} 
		catch (IOException e) 
		{				
			e.printStackTrace();
		}
		/*System.out.println(myString.substring(0, myString.indexOf(":")));
		System.out.println(text);  */   				
		if( (myString.substring(0, myString.indexOf(":"))).equalsIgnoreCase(text))
		
		{
			return true;
		}
		else
		{
			return false;			
	
		}			
		
	
		
		
		
	}
}