package com.vci.client.uif.engine.common;

import java.util.Iterator;
import java.util.Map;

import com.vci.mw.ClientContextVariable;

/**
 * 
 * @author VCI-STGK006
 *
 */
public class GlobalContextParam {
	
	private static String conditionString = "";
	
	/**
	 * 
	 */
	private static GlobalContextParam gcp = new GlobalContextParam();
	/**
	 * 
	 */
	private GlobalContextParam(){
		
	}
	
	/**
	 * 获得查询模板通用的查询条件
	 * XXX 再是放在这 等liu回来去顶怎么改
	 * @return
	 */
	public Map<String, String> getDefaultConditionMap(){
		Map<String,String> map = ClientContextVariable.getGlobalKeyValues();
	    return map;
	}
	
	/**
	 * 获得查询模板通用的查询条件
	 * @return
	 */
	public String getDefaultConditionString(){
		if(conditionString != null && !conditionString.equals("")){
			return conditionString;
		}
		StringBuffer sb = new StringBuffer();
		Map<String,String> map = getDefaultConditionMap();
		Iterator<String> its = map.keySet().iterator();
		while(its.hasNext()){
			String key = its.next();
			String value = map.get(key);
			sb.append(key).append("=").append(value).append(",");
		}
		conditionString = sb.toString();
		if(conditionString.endsWith(",")){
			conditionString = conditionString.substring(0, conditionString.length() - 1);
		}
		return conditionString;
	}
	
	/**
	 * 获得GlobalContextParam实例
	 * @return
	 */
	public static GlobalContextParam getInstance(){
		return gcp;
	}
}