Files
SCM-Manager/scm-webapp/src/main/java/sonia/scm/api/FailureExceptionMapper.java
2021-06-09 13:09:25 +02:00

85 lines
3.0 KiB
Java

/*
* MIT License
*
* Copyright (c) 2020-present Cloudogu GmbH and Contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package sonia.scm.api;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableSet;
import org.jboss.resteasy.spi.Failure;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sonia.scm.api.v2.resources.ErrorDto;
import sonia.scm.web.VndMediaType;
import javax.inject.Inject;
import javax.inject.Provider;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import java.util.Set;
@javax.ws.rs.ext.Provider
public class FailureExceptionMapper implements ExceptionMapper<Failure> {
private static final Logger LOG = LoggerFactory.getLogger(FailureExceptionMapper.class);
private static final Set<String> METHODS_WITHOUT_BODY = ImmutableSet.of("HEAD", "OPTIONS");
@VisibleForTesting
static final String ERROR_CODE = "2BSZikGOB1";
private final Provider<HttpServletRequest> requestProvider;
@Inject
public FailureExceptionMapper(Provider<HttpServletRequest> requestProvider) {
this.requestProvider = requestProvider;
}
@Override
public Response toResponse(Failure exception) {
if (exception.isLoggable()) {
LOG.warn("handle uncatched failure", exception);
}
Response.ResponseBuilder builder = builder(exception);
if (shouldAppendErrorDto()) {
ErrorDto errorDto = ErrorDtos.from(ERROR_CODE, exception);
builder.entity(errorDto).type(VndMediaType.ERROR_TYPE);
}
return builder.build();
}
private Response.ResponseBuilder builder(Failure exception) {
Response response = exception.getResponse();
if (response != null) {
return Response.fromResponse(response);
}
return Response.status(exception.getErrorCode());
}
private boolean shouldAppendErrorDto() {
String method = requestProvider.get().getMethod();
return !METHODS_WITHOUT_BODY.contains(method);
}
}