--- Cause: org.apache.commons.dbcp.SQLNestedException: Cannot get a connection, pool exhausted

at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:185)

at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryForList(GeneralStatement.java:123)

at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:615)

at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:589)

at com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForList(SqlMapSessionImpl.java:118)

at org.springframework.orm.ibatis.SqlMapClientTemplate$3.doInSqlMapClient(SqlMapClientTemplate.java:298)

at org.springframework.orm.ibatis.SqlMapClientTemplate$3.doInSqlMapClient(SqlMapClientTemplate.java:296)

at org.springframework.orm.ibatis.SqlMapClientTemplate.execute(SqlMapClientTemplate.java:203)

... 40 more

Caused by: org.apache.commons.dbcp.SQLNestedException: Cannot get a connection, pool exhausted

at org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:103)

at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:540)

at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111)

at org.springframework.jdbc.datasource.TransactionAwareDataSourceProxy$TransactionAwareInvocationHandler.invoke(TransactionAwareDataSourceProxy.java:224)

at $Proxy52.prepareStatement(Unknown Source)

at com.ibatis.sqlmap.engine.execution.SqlExecutor.prepareStatement(SqlExecutor.java:494)

at com.ibatis.sqlmap.engine.execution.SqlExecutor.executeQuery(SqlExecutor.java:176)

at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.sqlExecuteQuery(GeneralStatement.java:205)

at com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.executeQueryWithCallback(GeneralStatement.java:173)

... 47 more

Caused by: java.util.NoSuchElementException: Timeout waiting for idle object

at org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:756)

at org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:95)

... 55 more