/*
* Copyright 2010-2013 Ning, Inc.
*
* Ning licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.killbill.billing.jaxrs.mappers;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.UriInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.killbill.billing.BillingExceptionBase;
import org.killbill.billing.account.api.AccountApiException;
import org.killbill.billing.catalog.api.CatalogApiException;
import org.killbill.billing.entitlement.api.BlockingApiException;
import org.killbill.billing.entitlement.api.EntitlementApiException;
import org.killbill.billing.entitlement.api.SubscriptionApiException;
import org.killbill.billing.entity.EntityPersistenceException;
import org.killbill.billing.invoice.api.InvoiceApiException;
import org.killbill.billing.jaxrs.json.BillingExceptionJson;
import org.killbill.billing.overdue.OverdueApiException;
import org.killbill.billing.payment.api.PaymentApiException;
import org.killbill.billing.subscription.api.SubscriptionBillingApiException;
import org.killbill.billing.subscription.api.timeline.SubscriptionBaseRepairException;
import org.killbill.billing.util.api.TagApiException;
import org.killbill.billing.util.api.TagDefinitionApiException;
import org.killbill.billing.util.email.EmailApiException;
import org.killbill.billing.util.jackson.ObjectMapper;
import com.fasterxml.jackson.core.JsonProcessingException;
public abstract class ExceptionMapperBase {
private static final Logger log = LoggerFactory.getLogger(ExceptionMapperBase.class);
private static final ObjectMapper mapper = new ObjectMapper();
protected Response fallback(final Exception exception, final UriInfo uriInfo) {
if (exception.getCause() == null) {
return buildBadRequestResponse(exception, uriInfo);
} else {
return doFallback(exception, uriInfo);
}
}
private Response doFallback(final Exception exception, final UriInfo uriInfo) {
if (exception.getCause() == null || !(exception.getCause() instanceof BillingExceptionBase)) {
return buildBadRequestResponse(exception, uriInfo);
}
final BillingExceptionBase cause = (BillingExceptionBase) exception.getCause();
if (cause instanceof AccountApiException) {
final AccountApiExceptionMapper mapper = new AccountApiExceptionMapper(uriInfo);
return mapper.toResponse((AccountApiException) cause);
} else if (cause instanceof BlockingApiException) {
final BlockingApiExceptionMapper mapper = new BlockingApiExceptionMapper(uriInfo);
return mapper.toResponse((BlockingApiException) cause);
} else if (cause instanceof CatalogApiException) {
final CatalogApiExceptionMapper mapper = new CatalogApiExceptionMapper(uriInfo);
return mapper.toResponse((CatalogApiException) cause);
} else if (cause instanceof EmailApiException) {
final EmailApiExceptionMapper mapper = new EmailApiExceptionMapper(uriInfo);
return mapper.toResponse((EmailApiException) cause);
} else if (cause instanceof EntitlementApiException) {
final EntitlementApiExceptionMapper mapper = new EntitlementApiExceptionMapper(uriInfo);
return mapper.toResponse((EntitlementApiException) cause);
} else if (cause instanceof EntityPersistenceException) {
final EntityPersistenceExceptionMapper mapper = new EntityPersistenceExceptionMapper(uriInfo);
return mapper.toResponse((EntityPersistenceException) cause);
} else if (cause instanceof InvoiceApiException) {
final InvoiceApiExceptionMapper mapper = new InvoiceApiExceptionMapper(uriInfo);
return mapper.toResponse((InvoiceApiException) cause);
} else if (cause instanceof OverdueApiException) {
final OverdueApiExceptionMapper mapper = new OverdueApiExceptionMapper(uriInfo);
return mapper.toResponse((OverdueApiException) cause);
} else if (cause instanceof PaymentApiException) {
final PaymentApiExceptionMapper mapper = new PaymentApiExceptionMapper(uriInfo);
return mapper.toResponse((PaymentApiException) cause);
} else if (cause instanceof SubscriptionApiException) {
final SubscriptionApiExceptionMapper mapper = new SubscriptionApiExceptionMapper(uriInfo);
return mapper.toResponse((SubscriptionApiException) cause);
} else if (cause instanceof SubscriptionBillingApiException) {
final SubscriptionBillingApiExceptionMapper mapper = new SubscriptionBillingApiExceptionMapper(uriInfo);
return mapper.toResponse((SubscriptionBillingApiException) cause);
} else if (cause instanceof SubscriptionBaseRepairException) {
final SubscriptionRepairExceptionMapper mapper = new SubscriptionRepairExceptionMapper(uriInfo);
return mapper.toResponse((SubscriptionBaseRepairException) cause);
} else if (cause instanceof TagApiException) {
final TagApiExceptionMapper mapper = new TagApiExceptionMapper(uriInfo);
return mapper.toResponse((TagApiException) cause);
} else if (cause instanceof TagDefinitionApiException) {
final TagDefinitionApiExceptionMapper mapper = new TagDefinitionApiExceptionMapper(uriInfo);
return mapper.toResponse((TagDefinitionApiException) cause);
} else {
return buildBadRequestResponse(cause, uriInfo);
}
}
protected Response buildConflictingRequestResponse(final Exception e, final UriInfo uriInfo) {
// Log the full stacktrace
log.warn("Conflicting request", e);
return buildConflictingRequestResponse(exceptionToString(e), uriInfo);
}
private Response buildConflictingRequestResponse(final String error, final UriInfo uriInfo) {
return Response.status(Status.CONFLICT)
.entity(error)
.type(MediaType.TEXT_PLAIN_TYPE)
.build();
}
protected Response buildNotFoundResponse(final Exception e, final UriInfo uriInfo) {
// Log the full stacktrace
log.info("Not found", e);
return buildNotFoundResponse(exceptionToString(e), uriInfo);
}
private Response buildNotFoundResponse(final String error, final UriInfo uriInfo) {
return Response.status(Status.NOT_FOUND)
.entity(error)
.type(MediaType.TEXT_PLAIN_TYPE)
.build();
}
protected Response buildBadRequestResponse(final Exception e, final UriInfo uriInfo) {
// Log the full stacktrace
log.warn("Bad request", e);
return buildBadRequestResponse(exceptionToString(e), uriInfo);
}
private Response buildBadRequestResponse(final String error, final UriInfo uriInfo) {
return Response.status(Status.BAD_REQUEST)
.entity(error)
.type(MediaType.TEXT_PLAIN_TYPE)
.build();
}
protected Response buildAuthorizationErrorResponse(final Exception e, final UriInfo uriInfo) {
// Log the full stacktrace
log.warn("Authorization error", e);
return buildAuthorizationErrorResponse(exceptionToString(e), uriInfo);
}
private Response buildAuthorizationErrorResponse(final String error, final UriInfo uriInfo) {
return Response.status(Status.UNAUTHORIZED) // TODO Forbidden?
.entity(error)
.type(MediaType.TEXT_PLAIN_TYPE)
.build();
}
protected Response buildInternalErrorResponse(final Exception e, final UriInfo uriInfo) {
// Log the full stacktrace
log.warn("Internal error", e);
return buildInternalErrorResponse(exceptionToString(e), uriInfo);
}
private Response buildInternalErrorResponse(final String error, final UriInfo uriInfo) {
return Response.status(Status.INTERNAL_SERVER_ERROR)
.entity(error)
.type(MediaType.TEXT_PLAIN_TYPE)
.build();
}
private String exceptionToString(final Exception e) {
try {
return mapper.writeValueAsString(new BillingExceptionJson(e));
} catch (final JsonProcessingException jsonException) {
log.warn("Unable to serialize exception", jsonException);
}
return e.toString();
}
}