package com.exedosoft.plat.util;
import java.util.HashMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.exedosoft.plat.DOAccess;
import com.exedosoft.plat.bo.BOInstance;
import com.exedosoft.plat.js.RunJsFactory;;
public class AccessUtil {
private static HashMap authClasses = new HashMap();
public static final int CONDITION_TYPE_DEFAULT = 0;
public static final int CONDITION_TYPE_SCRIPT = 1;
public static final int CONDITION_TYPE_CLASS = 2;
private static Log log = LogFactory.getLog(AccessUtil.class);
/**
* 暂时用这种方法,下一步再考虑script.
*
* @param conditionType
* TODO
*
* @return
*/
public static boolean isAccess(String condition, BOInstance aBI,
int conditionType) {
/**
* 暂时的做法，如果aBI为null 直接返回true. 不执行下面的class或者脚本验证
*/
/**
* condition==null
*/
if (condition == null) {
return true;
}
if(conditionType == CONDITION_TYPE_DEFAULT){
return true;
}
if (conditionType == CONDITION_TYPE_CLASS) {
return getClassAccess(condition, aBI);
} else {
String isTrue = RunJsFactory.getRunJs().evaluate(condition, aBI);
if (isTrue != null && isTrue.equals("true")) {
return true;
} else {
return false;
}
}
}
private static boolean getClassAccess(String accessClass, BOInstance aBI) {
if (accessClass != null && !"".equals(accessClass.trim())) {
DOAccess wfa = null;
try {
if (authClasses.get(accessClass) != null) {
wfa = (DOAccess) authClasses.get(accessClass);
} else {
Class caClass = Class.forName(accessClass);
wfa = (DOAccess) caClass.newInstance();
authClasses.put(accessClass, wfa);
}
boolean ret = wfa.isAccess(aBI);
return ret;
} catch (ClassNotFoundException ex) {
ex.printStackTrace();
// /////////////////应该是return false;
return false;
} catch (Exception ex1) {
ex1.printStackTrace();
return false;
}
}
return false;
}
}