/*- * ============LICENSE_START======================================================= * Copyright (C) 2019 Nordix Foundation. * ================================================================================ * 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.base; import javax.ws.rs.core.Response; import lombok.Getter; import lombok.ToString; /** * This class is a base exception from which all model exceptions are sub classes. */ @Getter @ToString public class PfModelException extends Exception { private static final long serialVersionUID = -8507246953751956974L; // The status code on the exception private final Response.Status statusCode; // The object on which the exception was thrown private final transient Object object; /** * Instantiates a new model exception. * * @param statusCode the return code for the exception * @param message the message on the exception */ public PfModelException(final Response.Status statusCode, final String message) { this(statusCode, message, null); } /** * Instantiates a new model exception. * * @param statusCode the return code for the exception * @param message the message on the exception * @param object the object that the exception was thrown on */ public PfModelException(final Response.Status statusCode, final String message, final Object object) { super(message); this.statusCode = statusCode; this.object = object; } /** * Instantiates a new model exception. * * @param statusCode the return code for the exception * @param message the message on the exception * @param exception the exception that caused this exception */ public PfModelException(final Response.Status statusCode, final String message, final Exception exception) { this(statusCode, message, exception, null); } /** * Instantiates a new exception. * * @param statusCode the return code for the exception * @param message the message on the exception * @param exception the exception that caused this exception * @param object the object that the exception was thrown on */ public PfModelException(final Response.Status statusCode, final String message, final Exception exception, final Object object) { super(message, exception); this.statusCode = statusCode; this.object = object; } /** * Get the message from this exception and its causes. * * @return the cascaded messages from this exception and the exceptions that caused it */ public String getCascadedMessage() { return buildCascadedMessage(this); } /** * Build a cascaded message from an exception and all its nested exceptions. * * @param throwable the top level exception * @return cascaded message string */ public static String buildCascadedMessage(Throwable throwable) { final StringBuilder builder = new StringBuilder(); builder.append(throwable.getMessage()); for (Throwable t = throwable; t != null; t = t.getCause()) { builder.append("\ncaused by: "); builder.append(t.getMessage()); } return builder.toString(); } }