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1 /* ==================================================================== 2 * The Apache Software License, Version 1.1 3 * 4 * Copyright (c) 2000 The Apache Software Foundation. All rights 5 * reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the 17 * distribution. 18 * 19 * 3. The end-user documentation included with the redistribution, 20 * if any, must include the following acknowledgment: 21 * "This product includes software developed by the 22 * Apache Software Foundation (http://www.apache.org/)." 23 * Alternately, this acknowledgment may appear in the software itself, 24 * if and wherever such third-party acknowledgments normally appear. 25 * 26 * 4. The names "Apache" and "Apache Software Foundation" must 27 * not be used to endorse or promote products derived from this 28 * software without prior written permission. For written 29 * permission, please contact apache@apache.org. 30 * 31 * 5. Products derived from this software may not be called "Apache", 32 * nor may "Apache" appear in their name, without prior written 33 * permission of the Apache Software Foundation. 34 * 35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 46 * SUCH DAMAGE. 47 * ==================================================================== 48 * 49 * This software consists of voluntary contributions made by many 50 * individuals on behalf of the Apache Software Foundation. For more 51 * information on the Apache Software Foundation, please see 52 * <http://www.apache.org/>;. 53 * 54 * Portions of this software are based upon public domain software 55 * originally written at the National Center for Supercomputing Applications, 56 * University of Illinois, Urbana-Champaign. 57 */ 58 59 package org.troublescope.util; 60 61 import java.util.*; 62 63 /*** 64 * An object that represents a name value pair. 65 * 66 * @author Calvin Yu 67 */ 68 public class NameValuePair 69 { 70 71 private String name; 72 private String value; 73 74 /*** 75 * Create a new <code>NameValuePair</code>. 76 */ 77 public NameValuePair() 78 { 79 this(null, null); 80 } 81 82 /*** 83 * Create a new <code>NameValuePair</code>. 84 */ 85 public NameValuePair(String aName, String aValue) 86 { 87 setName(aName); 88 setValue(aValue); 89 } 90 91 /*** 92 * Returns the name. 93 */ 94 public String getName() 95 { 96 return name; 97 } 98 99 /*** 100 * Set the name. 101 */ 102 public void setName(String aName) 103 { 104 name = aName; 105 } 106 107 /*** 108 * Returns the value. 109 */ 110 public String getValue() 111 { 112 return value; 113 } 114 115 /*** 116 * Sets the value. 117 */ 118 public void setValue(String aValue) 119 { 120 value = aValue; 121 } 122 123 /*** 124 * Create a list from the given map. 125 */ 126 static public List createListFromMap(Map map) 127 { 128 return createListFromMap(NameValuePair.class, map); 129 } 130 131 /*** 132 * Create a list from the given map. 133 */ 134 static public List createListFromMap(Class nvpClass, Map map) 135 { 136 if (!NameValuePair.class.isAssignableFrom(nvpClass)) { 137 throw new IllegalArgumentException("Class '" + nvpClass.getName() + "' is not a name value pair"); 138 } 139 if (map.isEmpty()) { 140 return Collections.EMPTY_LIST; 141 } 142 try { 143 List paramList = new ArrayList(map.size()); 144 for (Iterator i = map.entrySet().iterator(); i.hasNext();) { 145 Map.Entry entry = (Map.Entry) i.next(); 146 NameValuePair nvp = (NameValuePair) nvpClass.newInstance(); 147 nvp.setName((String) entry.getKey()); 148 nvp.setValue((String) entry.getValue()); 149 paramList.add(nvp); 150 } 151 return paramList; 152 } catch (Exception e) { 153 throw new IllegalArgumentException("Error creating instance of name value pair class '" 154 + nvpClass.getName() + "': " + e.toString()); 155 } 156 } 157 158 } 159

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