JAVA对象排序之获取最小负载数

package com.opensource.sort;

import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.Random;
import java.util.concurrent.CopyOnWriteArrayList;

import org.apache.commons.collections.CollectionUtils;

/**
*
* @author Cache John
* @email *
*/
public class ComparatorSort
{
private static final List avaibleAogList = new CopyOnWriteArrayList();

/**
* 获取最小负载数
*
* @param avaibleAogList
* @return
*/
private static AogInfo getMinLoadAogInfo(final List avaibleAogList)
{
AogInfo aogInfo = null;

if (CollectionUtils.isNotEmpty(avaibleAogList))
{
AogInfo[] arrays = new AogInfo[avaibleAogList.size()];
avaibleAogList.toArray(arrays);
Arrays.sort(arrays, new Comparator()
{
@Override
public int compare(AogInfo o1, AogInfo o2)
{
return (int)(o1.getAssignNo() - o2.getAssignNo());
}
});

aogInfo = arrays[0];
}

return aogInfo;
}

/**
* @param args
*/
public static void main(String[] args)
{
// 生成随即对象
Random random = new Random();

for (int i = 0; i < 5; i++)
{
avaibleAogList.add(new AogInfo(random.nextInt(100)));
}

// 生成随即对象
System.out.println("生成随即对象为:");
for (AogInfo o : avaibleAogList)
{
System.out.println(o.getAssignNo());
}

// 获取最小随即对象
System.out.println("获取最小随即对象为:" + getMinLoadAogInfo(avaibleAogList).toString());

}

}

class AogInfo
{
private int assignNo;

public AogInfo(int assignNo)
{
this.assignNo = assignNo;
}

public int getAssignNo()
{
return assignNo;
}

public void setAssignNo(int assignNo)
{
this.assignNo = assignNo;
}

@Override
public String toString()
{
return "AogInfo [assignNo=" + assignNo + "]";
}

}