comparativebaselist.java

来自「mysql集群」· Java 代码 · 共 51 行

package com.meidusa.amoeba.sqljep.function;

import java.lang.reflect.Constructor;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;

public abstract class ComparativeBaseList extends Comparative{
	
	protected List<Comparative> list = new ArrayList<Comparative>();
	public ComparativeBaseList(int function, Comparable<?> value) {
		super(function, value);
		list.add(new Comparative(function,value));
	}
	
	protected ComparativeBaseList(){
		super();
	}
	public ComparativeBaseList(Comparative item){
		super(item.getComparison(),item.getValue());
		list.add(item);
	}
	
	public List<Comparative> getList(){
		return list;
	}
	public void addComparative(Comparative item){
		this.list.add(item);
	}
	
	@SuppressWarnings("unchecked")
	public abstract boolean intersect(int function,Comparable other,Comparator comparator);

	public Object clone(){
		try {
			Constructor<? extends ComparativeBaseList> con =  this.getClass().getConstructor((Class[])null);
			ComparativeBaseList compList = con.newInstance((Object[])null);
			for(Comparative com : list){
				compList.addComparative((Comparative)com.clone());
			}
			compList.setComparison(this.getComparison());
			compList.setValue(this.getValue());
			return compList;
		} catch (Exception e) {
			e.printStackTrace();
			return null;
		}
		
	}
}