commonaction.jsp

管理公司合同

<%@ page contentType="text/html; charset=GBK"%>
<%@page errorPage="/common/errhand.jsp"%>
<%@ page 
	import="org.apache.commons.beanutils.MethodUtils,
			java.lang.reflect.*,
			cn.com.juneng.system.common.BaseForm" %>
<%@ page 
	import="org.apache.commons.lang.builder.ToStringBuilder,
			org.apache.commons.lang.builder.ToStringStyle" %>
<%!
	private static Class[][] REQUEST_METHOD_TYPES = {
		{HttpServletRequest.class, HttpServletResponse.class},
		{HttpServletRequest.class, HttpServletResponse.class, BaseForm.class}
	};
	
	private void pageForward(String url,HttpServletRequest request,HttpServletResponse response)
		throws Exception{
		if(url!=null){
			request.setAttribute("Url",url);
		}
	}
	
	private void pageRedirect(String url,HttpServletRequest request,HttpServletResponse response)
		throws Exception{
		response.sendRedirect(request.getContextPath()+url);
	}
	
	private boolean processRequest(HttpServletRequest request,
								   HttpServletResponse response,
								   BaseForm bForm)
		throws Throwable{
		request.removeAttribute("Message");
		request.removeAttribute("Url");
		request.removeAttribute("Script");
		if(bForm.getActionType()==null){
			bForm.setActionType("list");
		}
	    try {
			Method method = null;
			for(int i=0; i< REQUEST_METHOD_TYPES.length; i++){
				try{
					method = this.getClass().getMethod(bForm.getActionType(), REQUEST_METHOD_TYPES[i]);
					//debug(method);
					break;
				}catch(Exception e){
					//ignore
					//e.printStackTrace();
				}
			}
			if(method==null){
				throw new Exception("方法:"+bForm.getActionType()+" 未定义！");
			}
			if(method.getParameterTypes().length==2){
				method.invoke(this,new Object[]{request,response});
			}else if(method.getParameterTypes().length==3){
				method.invoke(this,new Object[]{request,response,bForm});
			}else{
				throw new Exception("使用错误！");
			}
		} catch(Exception e){
	        if(e.getCause()!=null){
	        	e.getCause().printStackTrace();
	        	throw e.getCause();
	        }else{
	        	e.printStackTrace();
	        	throw e;
	        }
		} 
		String url = (String)request.getAttribute("Url");
		
		if(request.getAttribute("Message")==null&&url!=null){
			request.getRequestDispatcher(url).forward(request,response);
		}else{
			request.getRequestDispatcher("/common/result.jsp").forward(request,response);
		}
		return true;
	}
	
	public void debug(Object o){
		if(o == null) return;
		String toString = o.toString();
		if(o instanceof String){
			toString = (String)o;
		} else if(o instanceof Method){
			toString = o.toString();
		} else {
			toString = ToStringBuilder.reflectionToString(o, ToStringStyle.MULTI_LINE_STYLE);
		}
		if(o instanceof Throwable){
			((Throwable)o).printStackTrace();
		} else {
			System.out.println("-->>\tDebug#["+new java.sql.Timestamp(System.currentTimeMillis())+"] - \n\t"+toString);
		}
	}
	
	public void error(Object o){
		if(o == null) return;
		if(o instanceof Throwable){
			((Throwable)o).printStackTrace();
		} else {
			System.out.println("-->>\tDebug#["+new java.sql.Timestamp(System.currentTimeMillis())+"] - "+o);
		}
	}
%>