web.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2 <web-app xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" version="2.4">
3 <display-name>jfzdataexchangetowap</display-name>
4 <context-param>
5 <param-name>contextConfigLocation</param-name>
6 <param-value>/WEB-INF/applicationContext.xml</param-value>
7 </context-param>
8 <context-param>
9 <param-name>xmlFile</param-name>
10 <param-value>WEB-INF/proxool.xml</param-value>
11 </context-param>
12
13 <context-param>
14 <param-name>log4jConfigLocation</param-name>
15 <param-value>/WEB-INF/classes/log4j.properties</param-value>
16 </context-param>
17
18 <filter>
19 <filter-name>struts2</filter-name>
20 <filter-class>
21 org.apache.struts2.dispatcher.FilterDispatcher
22 </filter-class>
23 </filter>
24 <filter>
25 <filter-name>struts-cleanup</filter-name>
26 <filter-class>org.apache.struts2.dispatcher.ActionContextCleanUp</filter-class>
27 </filter>
28 <filter>
29 <filter-name>openSessionInView</filter-name>
30 <filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
31 </filter>
32
33 <filter-mapping>
34 <filter-name>struts2</filter-name>
35 <url-pattern>*.action</url-pattern>
36 </filter-mapping>
37
38
39 <listener>
40 <listener-class>com.xgr.util.ProxoolInitListener</listener-class>
41 </listener>
42 <!-- 启动spring -->
43 <listener>
44 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
45 </listener>
46 <!-- 启动log4j -->
47 <listener>
48 <listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
49 </listener>
50
51 <servlet>
52 <servlet-name>ProxoolAdmin</servlet-name>
53 <servlet-class>
54 org.logicalcobwebs.proxool.admin.servlet.AdminServlet
55 </servlet-class>
56 <init-param>
57 <param-name>output</param-name>
58 <param-value>full</param-value>
59 </init-param>
60 </servlet>
61 <servlet-mapping>
62 <servlet-name>ProxoolAdmin</servlet-name>
63 <url-pattern>/ProxoolAdmin</url-pattern>
64 </servlet-mapping>
65
66
67 <welcome-file-list>
68 <welcome-file>index.jsp</welcome-file>
69 </welcome-file-list>
70
71 </web-app>
解决了proxool连接池在使用过程中报错的问题，一般都是报访问一个未注册的数据源名称的问题，或者说是spring的启动在连接池启动之前的问题，解决方案是使用一个过滤器
View Code
1 <listener>
2 <listener-class>com.xgr.util.ProxoolInitListener</listener-class>
3 </listener>
ProxoolInitListener
1 public class ProxoolInitListener implements ServletContextListener {
2 private static final Log LOG = LogFactory.getLog(ProxoolInitListener.class);
3
4 private static final String XML_FILE_PROPERTY = "xmlFile";
5
6 private static final String PROPERTY_FILE_PROPERTY = "propertyFile";
7
8 private static final String AUTO_SHUTDOWN_PROPERTY = "autoShutdown";
9
10 private boolean autoShutdown = true;
11
12 public void contextInitialized(ServletContextEvent contextEvent) {
13 ServletContext context = contextEvent.getServletContext();
14
15 String appDir = contextEvent.getServletContext().getRealPath("/");
16
17 Properties properties = new Properties();
18
19 Enumeration names = context.getInitParameterNames();
20 while (names.hasMoreElements()) {
21 String name = (String) names.nextElement();
22 String value = context.getInitParameter(name);
23
24 if (name.equals(XML_FILE_PROPERTY)) {
25 try {
26 File file = new File(value);
27 if (file.isAbsolute()) {
28 JAXPConfigurator.configure(value, false);
29 } else {
30 JAXPConfigurator.configure(appDir + File.separator
31 + value, false);
32 }
33 } catch (ProxoolException e) {
34 LOG.error("Problem configuring " + value, e);
35 }
36 } else if (name.equals(PROPERTY_FILE_PROPERTY)) {
37 try {
38 File file = new File(value);
39 if (file.isAbsolute()) {
40 PropertyConfigurator.configure(value);
41 } else {
42 PropertyConfigurator.configure(appDir + File.separator
43 + value);
44 }
45 } catch (ProxoolException e) {
46 LOG.error("Problem configuring " + value, e);
47 }
48 } else if (name.equals(AUTO_SHUTDOWN_PROPERTY)) {
49 autoShutdown = Boolean.valueOf(value).booleanValue();
50 } else if (name.startsWith("jdbc")) {// 这里原来不是jdbc，用原来的报错，这里是说在找properties文件时，找以jdbc开头的，这里用的xml文件，所以这里无所谓
51 properties.setProperty(name, value);
52 }
53 }
54
55 if (properties.size() > 0) {
56 try {
57 PropertyConfigurator.configure(properties);
58 } catch (ProxoolException e) {
59 LOG.error("Problem configuring using init properties", e);
60 }
61 }
62 }
63
64 public void contextDestroyed(ServletContextEvent contextEvent) {
65 if (autoShutdown) {
66 ProxoolFacade.shutdown(0);
67 }
68
69 }
70
71 }