1
私は自分のlocalhostからnetbeansで安心してサービスを提供しました。私はglassfish 4.1.1を私のウェブサーバー として選択しました。 それは私にXML応答を与えたいと思ったが、私はJSONレスポンスを取得しようとしたとき、それは私がウェブ上で検索し、スタックjava rest serviceでjsonを取得しています
GET RequestFailed RequestFailed --> Status: (500)
Response: {
HTTP Status 500 - Internal Server Error
type Exception report
messageInternal Server Error
descriptionThe server encountered an internal error that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: javax.ejb.EJBException
root cause
javax.ejb.EJBException
root cause
javax.persistence.PersistenceException: Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.6.1.v20150605-31e8258): org.eclipse.persistence.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
Error Code: 0
root cause
Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.6.1.v20150605-31e8258): org.eclipse.persistence.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
Error Code: 0
root cause
java.sql.SQLException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
javax.resource.spi.ResourceAllocationException: Error in allocating a connection. Cause: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
com.sun.appserv.connectors.internal.api.PoolingException: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
com.sun.appserv.connectors.internal.api.PoolingException: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
com.sun.appserv.connectors.internal.api.PoolingException: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
javax.resource.spi.ResourceAllocationException: Connection could not be allocated because: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
root cause
java.net.ConnectException: Connection refused: connect
note The full stack traces of the exception and its root causes are available in the GlassFish Server Open Source Edition 4.1.1 logs.
GlassFish Server Open Source Edition 4.1.1
}
次のように私に500エラーを与えたとのために、それはoccursedことを見たときに、それが働いていましたEclipseLinkのは、私はEclipseLinkを2.6.3と2.6.1でそれをテストし、私はlocalhostを再インストールしたが、再びエラーを得た：私の悪い英語 ため
GET RequestFailed RequestFailed --> Status: (500)
Response: {
HTTP Status 500 - Internal Server Error
type Exception report
messageInternal Server Error
descriptionThe server encountered an internal error that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.persistence.jaxb.BeanValidationHelper
root cause
org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.persistence.jaxb.BeanValidationHelper
root cause
java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.persistence.jaxb.BeanValidationHelper
note The full stack traces of the exception and its root causes are available in the GlassFish Server Open Source Edition 4.1.1 logs.
GlassFish Server Open Source Edition 4.1.1
}
気の毒とさえ私の問題のためにあなたの時間を置くためにあなたをとても感謝しますもしそれを読んだら。
サーバーから関連コードを投稿できますか？ –