diff options
Diffstat (limited to 'policy-endpoints/src/main/java/org')
2 files changed, 57 insertions, 1 deletions
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java new file mode 100644 index 00000000..9ee72f03 --- /dev/null +++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java @@ -0,0 +1,56 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed 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. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.common.endpoints.http.server; + +import com.google.gson.JsonSyntaxException; +import javax.ws.rs.Produces; +import javax.ws.rs.core.MediaType; +import javax.ws.rs.core.Response; +import javax.ws.rs.ext.ExceptionMapper; +import javax.ws.rs.ext.Provider; +import lombok.Getter; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Catches JSON exceptions when decoding a REST request and converts them from an HTTP 500 + * error code to an HTTP 400 error code. + */ +@Provider +@Produces(MediaType.APPLICATION_JSON) +public class JsonExceptionMapper implements ExceptionMapper<JsonSyntaxException> { + private static Logger logger = LoggerFactory.getLogger(JsonExceptionMapper.class); + + @Override + public Response toResponse(JsonSyntaxException exception) { + logger.warn("invalid JSON request", exception); + return Response.status(Response.Status.BAD_REQUEST).entity(new SimpleResponse("Invalid JSON request")).build(); + } + + @Getter + private static class SimpleResponse { + private String errorDetails; + + public SimpleResponse(String errorDetails) { + this.errorDetails = errorDetails; + } + } +} diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java index 597375bf..2368c0b8 100644 --- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java +++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java @@ -99,7 +99,7 @@ public class RestServer extends ServiceManagerContainer { props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_AAF_SUFFIX, String.valueOf(restServerParameters.isAaf())); props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SERIALIZATION_PROVIDER, - GsonMessageBodyHandler.class.getName()); + String.join(",", GsonMessageBodyHandler.class.getName(), JsonExceptionMapper.class.getName())); return props; } |