/* | |
* Copyright 2007 the original author or authors. | |
* | |
* 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 org.mockftpserver.core.command; | |
import org.mockftpserver.core.util.Assert; | |
import java.util.ResourceBundle; | |
/** | |
* Contains common utility method to conditionally set the reply text ResourceBundle on a | |
* CommandHandler instance. | |
* | |
* @version $Revision$ - $Date$ | |
* | |
* @author Chris Mair | |
*/ | |
public final class ReplyTextBundleUtil { | |
/** | |
* Set the <code>replyTextBundle</code> property of the specified CommandHandler to the | |
* <code>ResourceBundle</code> if and only if the <code>commandHandler</code> implements the | |
* {@link ReplyTextBundleAware} interface AND its <code>replyTextBundle</code> property | |
* has not been set (is null). | |
* | |
* @param commandHandler - the CommandHandler instance | |
* @param replyTextBundle - the ResourceBundle to use for localizing reply text | |
* | |
* @throws org.mockftpserver.core.util.AssertFailedException - if the commandHandler is null | |
*/ | |
public static void setReplyTextBundleIfAppropriate(CommandHandler commandHandler, ResourceBundle replyTextBundle) { | |
Assert.notNull(commandHandler, "commandHandler"); | |
if (commandHandler instanceof ReplyTextBundleAware) { | |
ReplyTextBundleAware replyTextBundleAware = (ReplyTextBundleAware) commandHandler; | |
if (replyTextBundleAware.getReplyTextBundle() == null) { | |
replyTextBundleAware.setReplyTextBundle(replyTextBundle); | |
} | |
} | |
} | |
} |