1 /* 2 * Copyright 2002-2008 the original author or authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package org.springframework.validation; 18 19 import org.springframework.context.support.DefaultMessageSourceResolvable; 20 import org.springframework.util.Assert; 21 22 /** 23 * Encapsulates an object error, that is, a global reason for rejecting 24 * an object. 25 * 26 * <p>See the {@link DefaultMessageCodesResolver} javadoc for details on 27 * how a message code list is built for an <code>ObjectError</code>. 28 * 29 * @author Juergen Hoeller 30 * @see FieldError 31 * @see DefaultMessageCodesResolver 32 * @since 10.03.2003 33 */ 34 @SuppressWarnings("serial") 35 public class ObjectError extends DefaultMessageSourceResolvable { 36 37 private final String objectName; 38 39 40 /** 41 * Create a new instance of the ObjectError class. 42 * @param objectName the name of the affected object 43 * @param defaultMessage the default message to be used to resolve this message 44 */ ObjectError(String objectName, String defaultMessage)45 public ObjectError(String objectName, String defaultMessage) { 46 this(objectName, null, null, defaultMessage); 47 } 48 49 /** 50 * Create a new instance of the ObjectError class. 51 * @param objectName the name of the affected object 52 * @param codes the codes to be used to resolve this message 53 * @param arguments the array of arguments to be used to resolve this message 54 * @param defaultMessage the default message to be used to resolve this message 55 */ ObjectError(String objectName, String[] codes, Object[] arguments, String defaultMessage)56 public ObjectError(String objectName, String[] codes, Object[] arguments, String defaultMessage) { 57 super(codes, arguments, defaultMessage); 58 Assert.notNull(objectName, "Object name must not be null"); 59 this.objectName = objectName; 60 } 61 62 63 /** 64 * Return the name of the affected object. 65 */ getObjectName()66 public String getObjectName() { 67 return this.objectName; 68 } 69 70 71 @Override toString()72 public String toString() { 73 return "Error in object '" + this.objectName + "': " + resolvableToString(); 74 } 75 76 @Override equals(Object other)77 public boolean equals(Object other) { 78 if (this == other) { 79 return true; 80 } 81 if (!(getClass().equals(other.getClass())) || !super.equals(other)) { 82 return false; 83 } 84 ObjectError otherError = (ObjectError) other; 85 return getObjectName().equals(otherError.getObjectName()); 86 } 87 88 @Override hashCode()89 public int hashCode() { 90 return super.hashCode() * 29 + getObjectName().hashCode(); 91 } 92 93 } 94