001 /* 002 * CDDL HEADER START 003 * 004 * The contents of this file are subject to the terms of the 005 * Common Development and Distribution License, Version 1.0 only 006 * (the "License"). You may not use this file except in compliance 007 * with the License. 008 * 009 * You can obtain a copy of the license at 010 * trunk/opends/resource/legal-notices/OpenDS.LICENSE 011 * or https://OpenDS.dev.java.net/OpenDS.LICENSE. 012 * See the License for the specific language governing permissions 013 * and limitations under the License. 014 * 015 * When distributing Covered Code, include this CDDL HEADER in each 016 * file and include the License file at 017 * trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable, 018 * add the following below this CDDL HEADER, with the fields enclosed 019 * by brackets "[]" replaced with your own identifying information: 020 * Portions Copyright [yyyy] [name of copyright owner] 021 * 022 * CDDL HEADER END 023 * 024 * 025 * Copyright 2008 Sun Microsystems, Inc. 026 */ 027 package org.opends.server.admin; 028 029 030 031 import java.util.ArrayList; 032 import java.util.Arrays; 033 import java.util.Collection; 034 035 036 037 /** 038 * A default behavior provider which represents a well-defined set of default 039 * values. It should be used by properties which have default value(s) which are 040 * valid value(s) according to the constraints of the property's definition. 041 * 042 * @param <T> 043 * The type of values represented by this provider. 044 */ 045 public final class DefinedDefaultBehaviorProvider<T> extends 046 DefaultBehaviorProvider<T> { 047 048 // The collection of default values. 049 private final Collection<String> values; 050 051 052 053 /** 054 * Create a new defined default behavior provider associated with the 055 * specified list of values. 056 * 057 * @param values 058 * The list of values (must be non-<code>null</code> and not 059 * empty) in their string representation. 060 * @throws IllegalArgumentException 061 * If the list of values was <code>null</code> or empty. 062 */ 063 public DefinedDefaultBehaviorProvider(String... values) 064 throws IllegalArgumentException { 065 if (values == null || values.length == 0) { 066 throw new IllegalArgumentException( 067 "Null or empty list of default values"); 068 } 069 this.values = Arrays.asList(values); 070 } 071 072 073 074 /** 075 * {@inheritDoc} 076 */ 077 public <R, P> R accept(DefaultBehaviorProviderVisitor<T, R, P> v, P p) { 078 return v.visitDefined(this, p); 079 } 080 081 082 083 /** 084 * Get a copy of the default values. 085 * 086 * @return Returns a newly allocated collection containing a copy of the 087 * default values. 088 */ 089 public Collection<String> getDefaultValues() { 090 return new ArrayList<String>(values); 091 } 092 093 }