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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019, 2024 Nordix Foundation.
* Modifications Copyright (C) 2021 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.models.errors.concepts;
import java.util.ArrayList;
import java.util.List;
import lombok.AccessLevel;
import lombok.NoArgsConstructor;
/**
* Utility class for managing {@link ErrorResponse objects}.
*
* @author Liam Fallon (liam.fallon@est.tech)
*/
@NoArgsConstructor(access = AccessLevel.PRIVATE)
public final class ErrorResponseUtils {
/**
* Store the cascaded messages from an exception and all its nested exceptions in an ErrorResponse object.
*
* @param throwable the top level exception
*/
public static void getExceptionMessages(final ErrorResponse errorResponse, final Throwable throwable) {
errorResponse.setErrorMessage(throwable.getMessage());
List<String> cascadedErrorMessages = new ArrayList<>();
for (var t = throwable; t != null; t = t.getCause()) {
cascadedErrorMessages.add(t.getMessage());
}
if (!cascadedErrorMessages.isEmpty()) {
errorResponse.setErrorDetails(cascadedErrorMessages);
}
}
}
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