最近我正在与Java EE一起开展这个小项目,我需要使用derby数据库,但每次去服务 - >数据库并尝试连接到我的jdbc:derby我得到这个错误:Netbeans 7.3.1无法建立与jdbc的连接:derby
无法连接。无法建立与jdbc:derby:// localhost:1527的连接//使用org.apache.derby.jdbc.ClientDriver的示例(java.netConnectException:通过消息Connection refused:connect。在端口1527上连接到服务器本地主机时发生错误)。
与此异常:
Wed Oct 29 15:05:26 EET 2014 : access denied ("java.net.SocketPermission" "localhost:1527" "listen,resolve")
java.security.AccessControlException: access denied ("java.net.SocketPermission" "localhost:1527" "listen,resolve")
at java.security.AccessControlContext.checkPermission(AccessControlContext.java:457)
at java.security.AccessController.checkPermission(AccessController.java:884)
at java.lang.SecurityManager.checkPermission(SecurityManager.java:549)
at java.lang.SecurityManager.checkListen(SecurityManager.java:1131)
at java.net.ServerSocket.bind(ServerSocket.java:374)
at java.net.ServerSocket.<init>(ServerSocket.java:237)
at javax.net.DefaultServerSocketFactory.createServerSocket(ServerSocketFactory.java:231)
at org.apache.derby.impl.drda.NetworkServerControlImpl.createServerSocket(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl.access$000(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl$1.run(Unknown Source)
at java.security.AccessControWed Oct 29 15:05:26 EET 2014 : access denied ("java.net.SocketPermission" "localhost:1527" "listen,resolve")
java.security.AccessControlException: access denied ("java.net.SocketPermission" "localhost:1527" "listen,resolve")
at java.security.AccessContrller.doPrivileged(Native Method)
at org.apache.derby.impl.drda.NetworkServerControlImpl.blockingStart(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl.executeWork(Unknown Source)
at org.apache.derby.drda.NetworkServerControl.maiolContext.checkPermission(AccessControlContext.java:457)
at java.security.AccessController.checkPermission(AccessController.java:884)
at java.lang.SecurityManager.checkPermission(SecurityManager.java:549)
at java.lang.SecurityManager.checkListen(SecurityManager.java:1131)
at java.net.ServerSocket.bind(ServerSocket.java:374)
at java.net.ServerSocket.<init>(ServerSocket.java:237)
at javax.net.DefaultServerSocketFactory.createServerSocket(ServerSocketFactory.java:231)
at org.apache.derby.impl.drda.NetworkServerControlImpl.createServerSocket(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl.access$000(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.derby.impl.drda.NetworkServerControlImpl.blockingStart(Unknown Source)
at org.apache.derby.impl.drda.NetworkServerControlImpl.executeWork(Unknown Source)
at org.apache.derby.drda.NetworkServerControl.main(Unknown Source)
n(Unknown Source)
任何想法如何解决呢?
确定后,我开始德比网络服务器我得到这个:(连接被拒绝,因为没有找到数据库示例) – Rimwis 2014-10-29 14:00:26
这可能会帮助你解决那部分http://stackoverflow.com/questions/17375504/database-not - 发现错误时连接到德比网络服务器 – f01 2014-10-29 14:07:57
Okey ...我真的不知道如何解决它:/(新东西) – Rimwis 2014-10-29 14:27:50