public static void close() throws SQLException { Connection connection = connectionThreadLocal.get(); if (connection != null) { // 如果存在数据库连接 就关闭并清除 try { log.debug(connection.isClosed()); connection.close(); } finally { connectionThreadLocal.remove(); log.debug("connection("...
试用了一下Tomcat7的新连接池,写一个用于相同线程间Dao对象共享连接的Filter时候遇到了一个比较奇怪的问题。总是过滤器在响应最后关闭connection时抛出异常:java.sql.SQLException: Connection has already been closed.主要代码如下 @Override public void doFilter(ServletRequest request, ServletResponse response, Filter...
Caused by:org.hibernate.exception.GenericJDBCException:could not prepare statement at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47)Caused by:java.sql.SQLException:Connection has already been closed.at org.apache.tomcat.jdbc.pool.ProxyConnection.invok...
61312: Prevent NullPointerException when using the statement cache of connection that has been closed. (kfujino) Other Add an additional system property for the system property replacement. (remm) Add missing SHA-512 hash for release artifacts to the build script. (markt) Update the internal...
java.io.IOException: java.util.concurrent.ExecutionException: java.io.IOException: Unable to write the complete message as the WebSocket connection has been closed at org.apache.tomcat.websocket.WsRemoteEndpointImplBase.startMessageBlock(WsRemoteEndpointImplBase.java:282) ...
tomcat连接池,调用方法出错: Connection is closed3 配置了一个tomcat连接池, 然后重复调用下面方法getStaticEntiy() ,报错误:java.sql.SQLException: Connection is closed 大家帮忙看看,是什么原因导致的? public class DBPool { private static DataSource pool; static { Context env = null; try { env = (...
tomcat运行一段时间后报Software caused connection abort: recv failed,之后一直报Software caused connection abort: socket write error. java.sql.SQLException: Already closed. The Network Adapter could not establish the connection Invalid character found in method name. HTTP method names must be tokens ...
close the database connection, something has already closed the underlying connection . Maybe if DBCP test it before , the connection be evicted >But I got this > exception : > > java.sql.SQLException: Already closed. > at > org.apache.tomcat.dbcp.dbcp.PoolableConnection.close(PoolableConnec...
61312: Prevent NullPointerException when using the statement cache of connection that has been closed. (kfujino) Other Add an additional system property for the system property replacement. (remm) Add missing SHA-512 hash for release artifacts to the build script. (markt) Update the internal...
When we have network issues it seems like the pool is not managing the validation or abandoned connections properly because after some time requests start failing with these traces: Raw Caused by: java.sql.SQLException: Connection has already been closed. at org.apache.tomcat.jdbc.pool.ProxyConnec...