001 /*
002 * Copyright (C) 2012 eXo Platform SAS.
003 *
004 * This is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU Lesser General Public License as
006 * published by the Free Software Foundation; either version 2.1 of
007 * the License, or (at your option) any later version.
008 *
009 * This software is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public
015 * License along with this software; if not, write to the Free
016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018 */
019
020 package org.crsh.plugin;
021
022 public class Property<T> {
023
024 /** . */
025 private final PropertyDescriptor<T> desc;
026
027 /** . */
028 private final T value;
029
030 public Property(PropertyDescriptor<T> desc, T value) {
031 if (desc == null) {
032 throw new NullPointerException();
033 }
034 if (value == null) {
035 throw new NullPointerException();
036 }
037 if (!desc.type.isInstance(value)) {
038 throw new IllegalArgumentException("Property value is not of correct type " + desc.type);
039 }
040
041 //
042 this.desc = desc;
043 this.value = value;
044 }
045
046 public PropertyDescriptor<T> getDescriptor() {
047 return desc;
048 }
049
050 public T getValue() {
051 return value;
052 }
053
054 /**
055 * @return the value formatted as a String, if the property descriptor is secret, the effective value will not
056 * be releaved
057 */
058 public String getDisplayValue() {
059 return desc.secret ? "*****" : String.valueOf(value);
060 }
061 }