diff options
Diffstat (limited to 'aai-traversal/src/main/java')
| -rw-r--r-- | aai-traversal/src/main/java/org/onap/aai/rest/ExceptionHandler.java | 104 |
1 files changed, 49 insertions, 55 deletions
diff --git a/aai-traversal/src/main/java/org/onap/aai/rest/ExceptionHandler.java b/aai-traversal/src/main/java/org/onap/aai/rest/ExceptionHandler.java index d6d2f5e..f15e375 100644 --- a/aai-traversal/src/main/java/org/onap/aai/rest/ExceptionHandler.java +++ b/aai-traversal/src/main/java/org/onap/aai/rest/ExceptionHandler.java @@ -3,6 +3,7 @@ * org.onap.aai * ================================================================================ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved. + * Modifications Copyright (C) 2023 Deutsche Telekom SA. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -24,7 +25,6 @@ import com.fasterxml.jackson.databind.JsonMappingException; import com.sun.istack.SAXParseException2; import java.util.ArrayList; -import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.ws.rs.WebApplicationException; @@ -54,71 +54,65 @@ public class ExceptionHandler implements ExceptionMapper<Exception> { @Override public Response toResponse(Exception exception) { - - Response response = null; - ArrayList<String> templateVars = new ArrayList<>(); - // the general case is that cxf will give us a WebApplicationException // with a linked exception if (exception instanceof WebApplicationException) { - WebApplicationException e = (WebApplicationException) exception; - if (e.getCause() instanceof SAXParseException2) { - templateVars.add("UnmarshalException"); - AAIException ex = new AAIException(AAI_4007, exception); - response = Response.status(400).entity(ErrorLogHelper - .getRESTAPIErrorResponse(headers.getAcceptableMediaTypes(), ex, templateVars)) - .build(); - + if (exception.getCause() instanceof SAXParseException2) { + return buildInputParsingErrorResponse(exception, "UnmarshalException"); + } else { + return ((WebApplicationException)exception).getResponse(); } } else if (exception instanceof JsonParseException) { // jackson does it differently so we get the direct JsonParseException - templateVars.add("JsonParseException"); - AAIException ex = new AAIException(AAI_4007, exception); - response = Response - .status(400).entity(ErrorLogHelper - .getRESTAPIErrorResponse(headers.getAcceptableMediaTypes(), ex, templateVars)) - .build(); + return buildInputParsingErrorResponse(exception); } else if (exception instanceof JsonMappingException) { // jackson does it differently so we get the direct JsonParseException - templateVars.add("JsonMappingException"); - AAIException ex = new AAIException(AAI_4007, exception); - response = Response - .status(400).entity(ErrorLogHelper - .getRESTAPIErrorResponse(headers.getAcceptableMediaTypes(), ex, templateVars)) - .build(); + return buildInputParsingErrorResponse(exception); + // it didn't get set above, we wrap a general fault here + } else { + return defaultException(exception); } + } - // it didn't get set above, we wrap a general fault here - if (response == null) { + private Response buildInputParsingErrorResponse(Exception exception) { + ArrayList<String> templateVars = new ArrayList<>(); + templateVars.add(exception.getClass().getSimpleName()); + return buildInputParsingErrorResponse(exception, templateVars); + } - Exception actual_e = exception; - if (exception instanceof WebApplicationException) { - WebApplicationException e = (WebApplicationException) exception; - response = e.getResponse(); - } else { - templateVars.add(request.getMethod()); - templateVars.add("unknown"); - AAIException ex = new AAIException("AAI_4000", actual_e); - List<MediaType> mediaTypes = headers.getAcceptableMediaTypes(); - int setError = 0; + private Response buildInputParsingErrorResponse(Exception exception, String customExceptionName) { + ArrayList<String> templateVars = new ArrayList<>(); + templateVars.add(customExceptionName); + return buildInputParsingErrorResponse(exception, templateVars); + } - for (MediaType mediaType : mediaTypes) { - if (MediaType.APPLICATION_XML_TYPE.isCompatible(mediaType)) { - response = Response.status(400).type(MediaType.APPLICATION_XML_TYPE) - .entity(ErrorLogHelper.getRESTAPIErrorResponse( - headers.getAcceptableMediaTypes(), ex, templateVars)) - .build(); - setError = 1; - } - } - if (setError == 0) { - response = Response.status(400).type(MediaType.APPLICATION_JSON_TYPE) - .entity(ErrorLogHelper.getRESTAPIErrorResponse( - headers.getAcceptableMediaTypes(), ex, templateVars)) - .build(); - } - } - } - return response; + private Response buildInputParsingErrorResponse(Exception exception, ArrayList<String> templateVars) { + AAIException ex = new AAIException(AAI_4007, exception); + return Response + .status(400).entity(ErrorLogHelper + .getRESTAPIErrorResponse(headers.getAcceptableMediaTypes(), ex, templateVars)) + .build(); + } + + private Response defaultException(Exception exception) { + ArrayList<String> templateVars = new ArrayList<>(); + templateVars.add(request.getMethod()); + templateVars.add("unknown"); + AAIException ex = new AAIException("AAI_4000", exception); + + // prefer xml, use json otherwise + return headers.getAcceptableMediaTypes().stream() + .filter(MediaType.APPLICATION_ATOM_XML_TYPE::isCompatible) + .findAny() + .map(xmlType -> + Response.status(400).type(MediaType.APPLICATION_XML_TYPE) + .entity(ErrorLogHelper.getRESTAPIErrorResponse( + headers.getAcceptableMediaTypes(), ex, templateVars)) + .build()) + .orElseGet(() -> + Response.status(400).type(MediaType.APPLICATION_JSON_TYPE) + .entity(ErrorLogHelper.getRESTAPIErrorResponse( + headers.getAcceptableMediaTypes(), ex, templateVars)) + .build()); } } |