| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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.apache.atlas.web.resources; |
| |
| import org.apache.atlas.catalog.exception.CatalogRuntimeException; |
| import org.apache.atlas.web.util.Servlets; |
| |
| import javax.ws.rs.core.Response; |
| import javax.ws.rs.ext.ExceptionMapper; |
| import javax.ws.rs.ext.Provider; |
| import javax.xml.bind.annotation.XmlRootElement; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| |
| /** |
| * Exception mapper for CatalogRuntimeException |
| */ |
| @Provider |
| public class CatalogRuntimeExceptionMapper implements ExceptionMapper<CatalogRuntimeException> { |
| @Override |
| public Response toResponse(CatalogRuntimeException e) { |
| return Response.status(e.getStatusCode()).entity( |
| new ErrorBean(e)).type(Servlets.JSON_MEDIA_TYPE).build(); |
| } |
| |
| @XmlRootElement |
| public static class ErrorBean { |
| private static final String MSG_PREFIX = "An unexpected error has occurred. "; |
| public int status; |
| public String message; |
| public String stackTrace; |
| //todo: error code, developerMsg ... |
| |
| public ErrorBean() { |
| // required for JAXB |
| } |
| |
| public ErrorBean(CatalogRuntimeException ex) { |
| this.status = 500; |
| this.message = String.format("%s%s : %s", MSG_PREFIX, ex.toString(), ex.getCause().toString()); |
| this.stackTrace = getStackTraceFromException(ex); |
| } |
| |
| public int getStatus() { |
| return status; |
| } |
| |
| public String getMessage() { |
| return message; |
| } |
| |
| public String getStackTrace() { |
| return stackTrace; |
| } |
| |
| private String getStackTraceFromException(RuntimeException e) { |
| StringWriter sw = new StringWriter(); |
| e.printStackTrace(new PrintWriter(sw)); |
| return sw.toString(); |
| } |
| } |
| } |