Java tutorial
/* * Copyright 2014 Guillaume Bailleul * * 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. */ package net.gbmb.collector; import org.springframework.http.HttpStatus; import org.springframework.web.bind.annotation.ResponseStatus; @ResponseStatus(value = HttpStatus.CONFLICT, reason = "Already existing") public class CollectionStateException extends Exception { private final CollectionState currentState; public CollectionStateException(CollectionState state, String message) { super(message); this.currentState = state; } public CollectionStateException(String message) { this(null, message); } @Override public String getMessage() { return String.format("[currentState=%s]%s", currentState != null ? currentState.name() : "UNKNOWN", super.getMessage()); } }