Merge pull request #2 from hzuapps/master

jweb/src/edu/hzu/javaweb/labs/se1414080902226/EncodingFilter.java

@@ -0,0 +1,44 @@
+package edu.hzu.javaweb.labs.se1414080902226;
+
+import java.io.IOException;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+@WebFilter(filterName="EncodingFilter", urlPatterns="/*")
+public class EncodingFilter implements Filter {
+    private String encoding;  
+    private Map<String, String> params = new HashMap<String, String>();  
+    // ��Ŀ����ʱ���Ѿ���������  
+    public void destroy() {  
+        System.out.println("end do the encoding filter!");  
+        params=null;  
+        encoding=null;  
+    }  
+    public void doFilter(ServletRequest req, ServletResponse resp,  
+            FilterChain chain) throws IOException, ServletException {  
+        //UtilTimerStack.push("EncodingFilter_doFilter:");
+    	System.out.println(chain==null);
+        req.setCharacterEncoding(encoding);  
+        chain.doFilter(req, resp);        
+    }  
+
+    // ��Ŀ����ʱ���Ѿ����ж�ȡ  
+    public void init(FilterConfig config) throws ServletException {  
+        System.out.println("begin do the encoding filter!");  
+        encoding = config.getInitParameter("encoding");  
+        for (Enumeration e = config.getInitParameterNames(); e  
+                .hasMoreElements();) {  
+            String name = (String) e.nextElement();  
+            String value = config.getInitParameter(name);  
+            params.put(name, value);  
+        }  
+    }  
+ }  

jweb/src/edu/hzu/javaweb/labs/se1414080902226/LoggerFilter.java

@@ -0,0 +1,46 @@
+package edu.hzu.javaweb.labs.se1414080902226;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+@WebFilter(filterName="LoggerFilter", urlPatterns="/qiandaoxitong/servlet/qiandao.do")
+public class LoggerFilter implements Filter{
+	 FilterConfig config;  
+
+	    public void destroy() {  
+	        this.config = null;  
+	    }  
+
+	    @SuppressWarnings("deprecation")
+		public void doFilter(ServletRequest req, ServletResponse res,  
+	            FilterChain chain) throws IOException, ServletException {  
+	        ServletContext context = this.config.getServletContext();  
+	        HttpServletRequest hreq = (HttpServletRequest) req;  
+	        HttpSession session = hreq.getSession();
+	        System.out.println(req.getParameter("count").toString());
+	        if(session.getAttribute(req.getParameter("count").toString())!=null){
+	        	chain.doFilter(req, res);
+	        }else{
+	        	req.getRequestDispatcher("/qiandao.jsp");
+	        }
+	        try {  
+	            // Filter ֻ����ʽ������������Ȼת����Ŀ�ĵ�ַ��  
+	            chain.doFilter(req, res);  
+	        } catch (Exception e) {  
+	            e.printStackTrace();  
+	        }  
+	    }  
+
+	    public void init(FilterConfig config) throws ServletException {  
+	        this.config = config;  
+	    }
+	 }