Java tutorial
/* * Copyright 2014 Jakub Jirutka <jakub@jirutka.cz>. * * 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 cz.jirutka.spring.exhandler.messages; import com.fasterxml.jackson.annotation.JsonInclude; import com.fasterxml.jackson.annotation.JsonInclude.Include; import lombok.Data; import lombok.EqualsAndHashCode; import lombok.NoArgsConstructor; import org.codehaus.jackson.map.annotate.JsonSerialize; import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion; import javax.xml.bind.annotation.XmlRootElement; import java.util.ArrayList; import java.util.List; import static com.fasterxml.jackson.annotation.JsonInclude.Include.NON_EMPTY; @Data @NoArgsConstructor @EqualsAndHashCode(callSuper = true) @JsonInclude(Include.NON_EMPTY) //for Jackson 2.x @JsonSerialize(include = Inclusion.NON_EMPTY) //for Jackson 1.x @XmlRootElement(name = "problem") //for JAXB public class ValidationErrorMessage extends ErrorMessage { private static final long serialVersionUID = 1L; private List<Error> errors = new ArrayList<>(6); public ValidationErrorMessage(ErrorMessage orig) { super(orig); } public ValidationErrorMessage addError(String field, Object rejectedValue, String message) { Error error = new Error(); error.field = field; error.rejected = rejectedValue; error.message = message; errors.add(error); return this; } public ValidationErrorMessage addError(String message) { Error error = new Error(); error.message = message; errors.add(error); return this; } @Data @JsonInclude(NON_EMPTY) static class Error { private String field; private Object rejected; private String message; } }