testrecordcomparator.java

j2me记录系统

package com.feiei.record;

import javax.microedition.rms.RecordComparator;

public class TestRecordComparator implements RecordComparator {

	public TestRecordComparator() {
		
	}
//比较排序
	public int compare(byte[] a, byte[] b) {
		int f=0;
		String str1=new String (a);
		String str2=new String (b);
		if(str1.compareTo(str2)>0){
			f=this.FOLLOWS;
		}else if(str1.compareTo(str2)==0){
			f=this.EQUIVALENT;
		}else if(str1.compareTo(str2)<0){
			f=this.PRECEDES;
		}
		return f;
	}

}