onetoonefield.java

EasyDBO是一个超轻量级对象-关系映射（Object/Relation Mapping

package com.easyjf.dbo;

public class OneToOneField extends ClassField {	
	protected Object getValue(DBObject parent,EasyJDB db) {
		Class type=this.getType();
		String key=this.getKey();
		String column=this.getColumn();
		Object keyValue=parent.get(column);
		if(keyValue==null)return null;
		java.util.Collection paras=new java.util.ArrayList();	
		paras.add(keyValue);
		//paras.add(value);		
		//System.out.println("主键值"+column+":"+keyValue);
		Object obj=db.read(type, key+"=?", paras);
		return obj;
	}
}