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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;
    }
}