systems.dmx.core.util

Class UniversalExceptionMapper

Show UML class diagram

java.lang.Object

systems.dmx.core.util.UniversalExceptionMapper

public class UniversalExceptionMapper
extends Object

Maps exceptions to suitable HTTP responses.

Supports both, JAX-RS responses and Servlet API responses.

2 additional aspects are handled: - Logging the exception. - Enriching the response with an error entity.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	UniversalExceptionMapper.ExceptionInfo

Field Summary

Fields

Modifier and Type	Field and Description
private Throwable	e
private Logger	logger
private static javax.ws.rs.core.Response.StatusType	METHOD_NOT_ALLOWED
private javax.servlet.http.HttpServletRequest	request

Constructor Summary

Constructors

Constructor and Description
UniversalExceptionMapper(Throwable e, javax.servlet.http.HttpServletRequest request)

Method Summary

Modifier and Type	Method and Description
private javax.ws.rs.core.Response	errorResponse(javax.ws.rs.core.Response.ResponseBuilder builder, Throwable e)
private javax.ws.rs.core.Response.StatusType	fromStatusCode(int statusCode)
private boolean	hasNestedAccessControlException(Throwable e)
void	initResponse(javax.servlet.http.HttpServletResponse response)
private void	logException(javax.ws.rs.core.Response.StatusType status, Throwable e)
javax.ws.rs.core.Response	toResponse()
private void	transferResponse(javax.ws.rs.core.Response response, javax.servlet.http.HttpServletResponse servletResponse) Transfers status code, headers, and entity of a JAX-RS Response to a HttpServletResponse and sends the response.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

METHOD_NOT_ALLOWED

private static javax.ws.rs.core.Response.StatusType METHOD_NOT_ALLOWED

e

private Throwable e

request

private javax.servlet.http.HttpServletRequest request

logger

private Logger logger

Constructor Detail

UniversalExceptionMapper

public UniversalExceptionMapper(Throwable e,
                                javax.servlet.http.HttpServletRequest request)

Method Detail

toResponse

public javax.ws.rs.core.Response toResponse()

initResponse

public void initResponse(javax.servlet.http.HttpServletResponse response)
                  throws IOException

Throws:

IOException

logException

private void logException(javax.ws.rs.core.Response.StatusType status,
                          Throwable e)

errorResponse

private javax.ws.rs.core.Response errorResponse(javax.ws.rs.core.Response.ResponseBuilder builder,
                                                Throwable e)

hasNestedAccessControlException

private boolean hasNestedAccessControlException(Throwable e)

fromStatusCode

private javax.ws.rs.core.Response.StatusType fromStatusCode(int statusCode)

transferResponse

private void transferResponse(javax.ws.rs.core.Response response,
                              javax.servlet.http.HttpServletResponse servletResponse)
                       throws IOException

Transfers status code, headers, and entity of a JAX-RS Response to a HttpServletResponse and sends the response.

Throws:

IOException