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Jan 24th, 2016
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  1. Exception in thread "main" java.sql.SQLException: Unable to open a test connection to the given database. JDBC url = jdbc:mysql://localhost/jar, username = root. Terminating connection pool (set lazyInit to true if you expect to start your database after your app). Original Exception: ------
  2. com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
  3.  
  4. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  5. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  6. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  7. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  8. at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
  9. at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
  10. at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1137)
  11. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:356)
  12. at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2504)
  13. at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2541)
  14. at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2323)
  15. at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:832)
  16. at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:46)
  17. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  18. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  19. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  20. at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
  21. at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
  22. at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:417)
  23. at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:344)
  24. at java.sql.DriverManager.getConnection(DriverManager.java:664)
  25. at java.sql.DriverManager.getConnection(DriverManager.java:247)
  26. at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:363)
  27. at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
  28. at jar.Storage.Database.<init>(Database.java:25)
  29. at jar.jarEnvironment.Initialize(jarEnvironment.java:29)
  30. at jar.Boot.main(Boot.java:10)
  31. Caused by: java.net.ConnectException: Connection refused
  32. at java.net.PlainSocketImpl.socketConnect(Native Method)
  33. at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
  34. at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
  35. at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
  36. at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
  37. at java.net.Socket.connect(Socket.java:589)
  38. at java.net.Socket.connect(Socket.java:538)
  39. at java.net.Socket.<init>(Socket.java:434)
  40. at java.net.Socket.<init>(Socket.java:244)
  41. at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:258)
  42. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:306)
  43. ... 19 more
  44. ------
  45.  
  46. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  47. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  48. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  49. at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
  50. at com.jolbox.bonecp.PoolUtil.generateSQLException(PoolUtil.java:192)
  51. at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:422)
  52. at jar.Storage.Database.<init>(Database.java:25)
  53. at jar.jarEnvironment.Initialize(jarEnvironment.java:29)
  54. at jar.Boot.main(Boot.java:10)
  55. Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
  56.  
  57. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  58. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  59. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  60. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  61. at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
  62. at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
  63. at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1137)
  64. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:356)
  65. at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2504)
  66. at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2541)
  67. at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2323)
  68. at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:832)
  69. at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:46)
  70. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  71. at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  72. at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  73. at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
  74. at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
  75. at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:417)
  76. at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:344)
  77. at java.sql.DriverManager.getConnection(DriverManager.java:664)
  78. at java.sql.DriverManager.getConnection(DriverManager.java:247)
  79. at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:363)
  80. at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
  81. ... 3 more
  82. Caused by: java.net.ConnectException: Connection refused
  83. at java.net.PlainSocketImpl.socketConnect(Native Method)
  84. at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
  85. at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
  86. at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
  87. at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
  88. at java.net.Socket.connect(Socket.java:589)
  89. at java.net.Socket.connect(Socket.java:538)
  90. at java.net.Socket.<init>(Socket.java:434)
  91. at java.net.Socket.<init>(Socket.java:244)
  92. at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:258)
  93. at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:306)
  94. ... 19 more
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