频繁刷新页面数据库报错

web51743 2012-12-18 11:04:29
java.sql.SQLException: Timed out waiting for a free available connection.
at com.jolbox.bonecp.BoneCP.getConnection(BoneCP.java:503)
at cn.com.zdhr.inventory.tool.DBConnection.getConnection(DBConnection.java:28)
at cn.com.zdhr.inventory.apply.ApplyList.getList(ApplyList.java:106)
at org.apache.jsp.apply.listAjax_jsp._jspService(listAjax_jsp.java:81)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:393)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at cn.com.zdhr.inventory.filter.YearSelectFilter.doFilter(YearSelectFilter.java:32)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at cn.com.zdhr.inventory.filter.LoginFilter.doFilter(LoginFilter.java:39)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)
当我刷新到一定次数后报错
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是否有在finally块里调用你的关闭连接方法?
web51743 2012-12-18
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对执行完毕后调用该方法
liu4626846 2012-12-18
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调用的? 66666
web51743 2012-12-18
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数据库连接关了的,我用的数据库连接池 数据库关闭代码是:
/**
	 * 关闭Connection、ResultSet、Statement
	 * 
	 * @param con
	 * @param rs
	 * @param stement
	 */
	public static void closeConnection(Connection con, ResultSet rs, Statement statement){
		try{
			if(rs!=null){
				rs.close();
				rs = null;
			}
			if(statement!=null){
				statement.close();
				statement = null;
			}
			if(con!=null&&con.isClosed()){
				con.close();
				con = null;
			}
		}catch (Exception e) {
			
		}
	}
liu4626846 2012-12-18
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请检查代码中是否没有关闭数据连接~
传说中的大神 2012-12-18
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Timed out waiting for a free available connection. 1.连接不够用,性能不行,连接数多设置一些, 2.连接没关闭
luckyc2008 2012-12-18
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Timed out waiting for a free available connection. 1.连接不够用,性能不行,连接数多设置一些, 2.连接没关闭

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