/*
* $Id: MessagesImpl.java 471756 2006-11-06 15:01:43Z husted $
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
// Copyright 2006 Google Inc. All Rights Reserved.
package org.apache.struts2.impl;
import java.util.ArrayList;
import java.util.Collections;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.struts2.Messages;
import com.opensymphony.xwork2.DefaultTextProvider;
import com.opensymphony.xwork2.TextProvider;
public class MessagesImpl implements Messages {
final TextProvider textProvider = DefaultTextProvider.INSTANCE;
Map<String, Messages> fieldMap = new HashMap<String, Messages>();
Map<Severity, List<String>> severityMap = new EnumMap<Severity, List<String>>(Severity.class);
public Messages forField(String fieldName) {
Messages forField = fieldMap.get(fieldName);
if (forField == null) {
forField = new MessagesImpl();
fieldMap.put(fieldName, forField);
}
return forField;
}
public Map<String, Messages> forFields() {
return fieldMap;
}
public void addInformation(String key) {
forSeverity(Severity.INFO).add(textProvider.getText(key));
}
public void addInformation(String key, String... arguments) {
forSeverity(Severity.INFO).add(textProvider.getText(key, arguments));
}
public void addWarning(String key) {
forSeverity(Severity.WARN).add(textProvider.getText(key));
}
public void addWarning(String key, String... arguments) {
forSeverity(Severity.WARN).add(textProvider.getText(key, arguments));
}
public void addError(String key) {
forSeverity(Severity.ERROR).add(textProvider.getText(key));
}
public void addError(String key, String... arguments) {
forSeverity(Severity.ERROR).add(textProvider.getText(key, arguments));
}
public void add(Severity severity, String key) {
forSeverity(severity).add(textProvider.getText(key));
}
public void add(Severity severity, String key, String... arguments) {
forSeverity(severity).add(textProvider.getText(key, arguments));
}
public Set<Severity> getSeverities() {
Set<Severity> severities = EnumSet.noneOf(Severity.class);
for (Severity severity : Severity.values()) {
List<String> messages = severityMap.get(severity);
if (messages != null && !messages.isEmpty()) {
severities.add(severity);
}
}
return Collections.unmodifiableSet(severities);
}
public List<String> forSeverity(Severity severity) {
List<String> messages = severityMap.get(severity);
if (messages == null) {
messages = new ArrayList<String>();
severityMap.put(severity, messages);
}
return messages;
}
public List<String> getErrors() {
return forSeverity(Severity.ERROR);
}
public List<String> getWarnings() {
return forSeverity(Severity.WARN);
}
public List<String> getInformation() {
return forSeverity(Severity.INFO);
}
public boolean hasErrors() {
return !isEmpty(Severity.ERROR);
}
public boolean hasWarnings() {
return !isEmpty(Severity.WARN);
}
public boolean hasInformation() {
return !isEmpty(Severity.INFO);
}
public boolean isEmpty() {
for (Severity severity : Severity.values())
if (!isEmpty(severity))
return false;
return true;
}
public boolean isEmpty(Severity severity) {
List<String> messages = severityMap.get(severity);
if (messages != null && !messages.isEmpty()) {
return false;
}
for (Messages fieldMessages : fieldMap.values())
if (!fieldMessages.isEmpty(severity))
return false;
return true;
}
}