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/*******************************************************************************
* Copyright (c) 2014 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.jaxrs.server.internal.exceptions;
import static org.eclipse.osee.jaxrs.server.internal.JaxRsUtils.newStatusType;
import java.util.ArrayList;
import java.util.List;
import javax.ws.rs.ForbiddenException;
import javax.ws.rs.NotAcceptableException;
import javax.ws.rs.NotAllowedException;
import javax.ws.rs.NotAuthorizedException;
import javax.ws.rs.NotFoundException;
import javax.ws.rs.NotSupportedException;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.Response.Status.Family;
import javax.ws.rs.core.Response.StatusType;
import javax.ws.rs.ext.Provider;
import org.eclipse.osee.framework.jdk.core.util.Strings;
import org.eclipse.osee.jaxrs.ErrorResponse;
import org.eclipse.osee.jaxrs.OseeWebApplicationException;
import org.eclipse.osee.logger.Log;
/**
* @author Roberto E. Escobar
*/
public final class JaxRsExceptions {
private JaxRsExceptions() {
// Utility class
}
/**
* Create exception handling providers
*/
public static List<?> newExceptionProviders(Log logger) {
List<Object> providers = new ArrayList<Object>();
providers.add(new ErrorResponseMessageBodyWriter());
providers.add(new GenericExceptionMapper(logger));
providers.add(new ForbiddenExceptionMapper(logger));
providers.add(new NotAcceptableExceptionMapper(logger));
providers.add(new NotAllowedExceptionMapper(logger));
providers.add(new NotAuthorizedExceptionMapper(logger));
providers.add(new NotFoundExceptionMapper(logger));
providers.add(new NotSupportedExceptionMapper(logger));
return providers;
}
@Provider
public static class JaxRsExceptionMapper<T extends WebApplicationException> extends AbstractExceptionMapper<T> {
private static final String APPLICATION_EXCEPTION_TYPE = "Web Application Exception";
public JaxRsExceptionMapper(Log logger) {
super(logger);
}
protected String getMessage(T ex) {
return ex.getMessage();
}
@Override
public OseeWebApplicationException asWebAppException(T ex) {
Response response = ex.getResponse();
String message = getMessage(ex);
StatusType status = response.getStatusInfo();
OseeWebApplicationException exception = new OseeWebApplicationException(ex.getCause(), status, message);
getLogger().info(ex, "%s - [%s]", APPLICATION_EXCEPTION_TYPE, exception.getErrorResponse());
return exception;
}
}
@Provider
public static class ForbiddenExceptionMapper extends JaxRsExceptionMapper<ForbiddenException> {
public ForbiddenExceptionMapper(Log logger) {
super(logger);
}
}
@Provider
public static class NotAcceptableExceptionMapper extends JaxRsExceptionMapper<NotAcceptableException> {
public NotAcceptableExceptionMapper(Log logger) {
super(logger);
}
}
@Provider
public static class NotAllowedExceptionMapper extends JaxRsExceptionMapper<NotAllowedException> {
public NotAllowedExceptionMapper(Log logger) {
super(logger);
}
}
@Provider
public static class NotAuthorizedExceptionMapper extends JaxRsExceptionMapper<NotAuthorizedException> {
public NotAuthorizedExceptionMapper(Log logger) {
super(logger);
}
}
@Provider
public static class NotFoundExceptionMapper extends JaxRsExceptionMapper<NotFoundException> {
public NotFoundExceptionMapper(Log logger) {
super(logger);
}
@Override
protected String getMessage(NotFoundException ex) {
String baseMessage = super.getMessage(ex);
String message =
String.format("%sUnable to find resource at [%s]", Strings.isValid(baseMessage) ? baseMessage + " - " : "",
getUriInfo().getRequestUri().toASCIIString());
return message;
}
}
@Provider
public static class NotSupportedExceptionMapper extends JaxRsExceptionMapper<NotSupportedException> {
public NotSupportedExceptionMapper(Log logger) {
super(logger);
}
}
@Provider
public static class GenericExceptionMapper extends AbstractExceptionMapper<Throwable> {
private static final String SEE_HTTP_STATUS_CODES = "See HTTP Status codes";
private static final String INTERNAL_SERVER_ERROR_TYPE = "Internal Server Error";
private static final String APPLICATION_EXCEPTION_TYPE = "Web Application Exception";
private static final String OSEE_APPLICATION_EXCEPTION_TYPE = "Osee Web Application Exception";
public GenericExceptionMapper(Log logger) {
super(logger);
}
@Override
public OseeWebApplicationException asWebAppException(Throwable throwable) {
boolean isError = false;
String logMessage;
OseeWebApplicationException exception;
if (throwable instanceof OseeWebApplicationException) {
logMessage = OSEE_APPLICATION_EXCEPTION_TYPE;
exception = ((OseeWebApplicationException) throwable);
} else if (throwable instanceof WebApplicationException) {
logMessage = APPLICATION_EXCEPTION_TYPE;
WebApplicationException webAppException = ((WebApplicationException) throwable);
Response response = webAppException.getResponse();
int statusCode = response.getStatus();
String message = webAppException.getMessage();
StatusType status = Status.fromStatusCode(statusCode);
if (status == null) {
status = newStatusType(statusCode, Family.SERVER_ERROR, SEE_HTTP_STATUS_CODES);
}
exception = new OseeWebApplicationException(throwable, status, message);
} else {
isError = true;
logMessage = INTERNAL_SERVER_ERROR_TYPE;
exception = new OseeWebApplicationException(throwable, Status.INTERNAL_SERVER_ERROR);
}
ErrorResponse errorResponse = exception.getErrorResponse();
if (isError) {
getLogger().error(throwable, "%s - [%s]", logMessage, errorResponse);
} else {
getLogger().info(throwable, "%s - [%s]", logMessage, errorResponse);
}
return exception;
}
}
}
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