SSH框架单元测试工具类

 

package test.tools;
/**
 * @(#)TTool.java 2012-02-08 初版
 * Spring框架单元测试辅助工具类
 * 
 * 单元测试使用必看:
 *   TTool类说明
 *     - TTool.getBean(String beanName);
 *       根据Spring配置文件中的bean的id获取实体对象
 *     - TTool.testBegin();
 *     - TTool.testEnd();
 *	 测试开始调用TTool.testBegin(),测试结束调用TTool.testEnd(),模拟OpenSessionInViewFilter功能
 ***************直接输出****************
 *     - TTool.print(Map gridMap)
 *       将分页方法取得的实体列表中的实体装换为JSON字符串,并输出
 *     - TTool.print(Object object)
 *   	   将对象实体转换为json字符串,并输出.
 *     - TTool.print(List list)
 *       将列表对象装换为json字符串,并输出
 ***************格式化输出*****************
 *     - TTool.println(Map gridMap)
 *       将分页方法取得的实体列表中的实体装换为JSON字符串,并输出
 *     - TTool.println(Object object)
 *   	   将对象实体转换为json字符串,并输出.
 *     - TTool.println(List list)
 *       将列表对象装换为json字符串,并输出
 *   
 * @author yanjianzhong
 * @version 1.0 
 */
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;


import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.orm.hibernate3.SessionFactoryUtils;
import org.springframework.orm.hibernate3.SessionHolder;
import org.springframework.transaction.support.TransactionSynchronizationManager;

public class TTool {
	public static void out(String msg){
		if(true) System.out.println("/------ Htj2ee: "+msg);
	}
	public static ApplicationContext ctx = null; 
	//①Spring容器引用 
	private static List<String> CONFIG_FILES = new ArrayList<String>();
	//②Spring配置文件 
	static{ 
		out("*************************************************************/");
		out("正在初始化单元测试环境,请稍后...");
		URL url = TTool.class.getResource("TTool.class");
		String path = url.getPath();
		path = path.substring(0, path.lastIndexOf("WEB-INF"));
		//基础配置
		CONFIG_FILES.add("file:"+path+"WEB-INF/applicationContext-Hibernate.xml");
		//业务配置
		CONFIG_FILES.add("org/hdht/**/*.spring.xml");
		
		//③启动Spring容器
		String[] configs = new String[CONFIG_FILES.size()];
		configs = CONFIG_FILES.toArray(configs);
		ctx = new ClassPathXmlApplicationContext(configs);

		out("恭喜您,单元测试环境初始化完毕");
	}
	
	public static void testBegin(){
		
		SessionFactory sessionFactory = (SessionFactory) getBean("sessionFactory");
		Session s = sessionFactory.openSession();
		TransactionSynchronizationManager.bindResource(sessionFactory, new SessionHolder(s));
		out("打开SESSION成功 ");
	}
	
	public static void testEnd(){
		SessionFactory sessionFactory = (SessionFactory) getBean("sessionFactory");
		SessionHolder holder = (SessionHolder) TransactionSynchronizationManager.getResource(sessionFactory);
		Session cursession = holder.getSession();
		cursession.flush();//刷新session
		SessionFactoryUtils.releaseSession(cursession, sessionFactory);//释放session
		holder.clear();//清理holder
		out("释放SESSION成功");
	}
	
	public static Object getBean(String bid){
		return ctx.getBean(bid);
	}
	
	
	
	
	/**
	 * 用反射生成Json格式字符串
	 * 
	 * @param object
	 *            任意类型对象
	 * @return 拼接好的StringBuffer对象
	 * */

	private static StringBuffer ToJson(Object object,boolean ln) {
		Class clazz = object.getClass();
		Field[] fields = clazz.getDeclaredFields();
		StringBuffer sb = new StringBuffer("{[");
		if(ln)
			sb.append("\n");
		for (Field field : fields) {
			String fieldName = field.getName();
			try{
				Method method = clazz.getMethod("get" + change(fieldName), null);
				Object property = method.invoke(object, null);
				if (property == null) {
					if(ln)
						sb.append("    "+fieldName+":\"\",\n");
					else
						sb.append(fieldName+":\"\",");
				} else {
					if(ln)
						sb.append("    "+fieldName+":\"" + property + "\",\n");
					else
						sb.append(fieldName+":\"" + property + "\",");
				}
			}catch(Exception e){
				
			}

		}
		sb.append("]}");
		return sb.replace(sb.lastIndexOf(","), sb.lastIndexOf(",") + 1, "");
	}
	private static StringBuffer ToJson(Object object) {
		return ToJson(object,true);
	}	
	
	
	/**
	 * @param src
	 *            源字符串
	 * @return 字符串,将src的第一个字母转换为大写,src为空时返回null
	 */
	private static String change(String src) {
		if (src != null) {
			StringBuffer sb = new StringBuffer(src);
			sb.setCharAt(0, Character.toUpperCase(sb.charAt(0)));
			return sb.toString();
		} else {
			return null;
		}
	}
	
	public static void println(Object object){
		span();
		System.out.println(ToJson(object).toString());
	}
	
	public static void print(Object object){
		span();
		System.out.println(ToJson(object,false).toString());
		
	}
	
	public static void print(List l){
		span();
		for(int i=0;i<l.size();i++){
			System.out.println(ToJson(l.get(i),false).toString());
		}
	}
	
	public static void println(List l){
		span();
		for(int i=0;i<l.size();i++){
			System.out.println(ToJson(l.get(i),true).toString());
		}
	}
	
	private static void span(){
		System.out.println("/------ Htj2ee: -------------------------------------------------------------------------");
	}
	
	public static void print(Map m){
		List l = (List)m.get("list");
		if(l!=null)
			print(l);
	}
	
	public static void println(Map m){
		List l = (List)m.get("list");
		if(l!=null)
			println(l);
	}
}




  

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