Java tutorial
/* * File created on May 7, 2013 * * Copyright 2008-2013 Virginia Polytechnic Institute and State University * * 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.ualerts.fixed; import java.beans.PropertyEditorSupport; import org.apache.commons.lang.StringUtils; /** * A {@code PropertyEditor} for a {@link MacAddress}. * * @author Carl Harris */ public class MacAddressEditor extends PropertyEditorSupport { @Override public String getAsText() { if (getValue() == null) return null; return ((MacAddress) getValue()).toString(); } @Override public void setAsText(String text) throws IllegalArgumentException { if (StringUtils.isBlank(text)) { setValue(null); } else { setValue(new MacAddress(text)); } } }