/*
* Copyright (c) 2002-2006 by OpenSymphony
* All rights reserved.
*/
package com.opensymphony.xwork2;
import java.io.Serializable;
import java.util.*;
/**
* Provides a default implementation of ValidationAware. Returns new collections for
* errors and messages (defensive copy).
*
* @author Jason Carreira
* @author tm_jee
* @version $Date: 2008-06-21 11:29:39 +0200 (Sa, 21 Jun 2008) $ $Id: ValidationAwareSupport.java 1833 2008-06-21 09:29:39Z rainerh $
*/
public class ValidationAwareSupport implements ValidationAware, Serializable {
private Collection<String> actionErrors;
private Collection<String> actionMessages;
private Map<String, List<String>> fieldErrors;
public synchronized void setActionErrors(Collection<String> errorMessages) {
this.actionErrors = errorMessages;
}
public synchronized Collection<String> getActionErrors() {
return new ArrayList<String>(internalGetActionErrors());
}
public synchronized void setActionMessages(Collection<String> messages) {
this.actionMessages = messages;
}
public synchronized Collection<String> getActionMessages() {
return new ArrayList<String>(internalGetActionMessages());
}
public synchronized void setFieldErrors(Map<String, List<String>> errorMap) {
this.fieldErrors = errorMap;
}
public synchronized Map<String, List<String>> getFieldErrors() {
return new LinkedHashMap<String, List<String>>(internalGetFieldErrors());
}
public synchronized void addActionError(String anErrorMessage) {
internalGetActionErrors().add(anErrorMessage);
}
public synchronized void addActionMessage(String aMessage) {
internalGetActionMessages().add(aMessage);
}
public synchronized void addFieldError(String fieldName, String errorMessage) {
final Map<String, List<String>> errors = internalGetFieldErrors();
List<String> thisFieldErrors = errors.get(fieldName);
if (thisFieldErrors == null) {
thisFieldErrors = new ArrayList<String>();
errors.put(fieldName, thisFieldErrors);
}
thisFieldErrors.add(errorMessage);
}
public synchronized boolean hasActionErrors() {
return (actionErrors != null) && !actionErrors.isEmpty();
}
public synchronized boolean hasActionMessages() {
return (actionMessages != null) && !actionMessages.isEmpty();
}
public synchronized boolean hasErrors() {
return (hasActionErrors() || hasFieldErrors());
}
public synchronized boolean hasFieldErrors() {
return (fieldErrors != null) && !fieldErrors.isEmpty();
}
private Collection<String> internalGetActionErrors() {
if (actionErrors == null) {
actionErrors = new ArrayList<String>();
}
return actionErrors;
}
private Collection<String> internalGetActionMessages() {
if (actionMessages == null) {
actionMessages = new ArrayList<String>();
}
return actionMessages;
}
private Map<String, List<String>> internalGetFieldErrors() {
if (fieldErrors == null) {
fieldErrors = new LinkedHashMap<String, List<String>>();
}
return fieldErrors;
}
/**
* Clears field errors map.
* <p/>
* Will clear the map that contains field errors.
*/
public synchronized void clearFieldErrors() {
internalGetFieldErrors().clear();
}
/**
* Clears action errors list.
* <p/>
* Will clear the list that contains action errors.
*/
public synchronized void clearActionErrors() {
internalGetActionErrors().clear();
}
/**
* Clears messages list.
* <p/>
* Will clear the list that contains action messages.
*/
public synchronized void clearMessages() {
internalGetActionMessages().clear();
}
/**
* Clears all error list/maps.
* <p/>
* Will clear the map and list that contain
* field errors and action errors.
*/
public synchronized void clearErrors() {
internalGetFieldErrors().clear();
internalGetActionErrors().clear();
}
/**
* Clears all error and messages list/maps.
* <p/>
* Will clear the maps/lists that contain
* field errors, action errors and action messages.
*/
public synchronized void clearErrorsAndMessages() {
internalGetFieldErrors().clear();
internalGetActionErrors().clear();
internalGetActionMessages().clear();
}
}
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